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Dynamic Programming problems
Problem Name Online Judge Year Contest Difficulty Level
1 K-based Numbers Categories Timus 1
2 Tri graphs Categories SPOJ 1
3 Square Country Categories Timus 1
4 Army Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 1
5 Adjacent Bit Counts Categories SPOJ 1
6 Fibonacci Freeze Categories UVA 1
7 Alphacode Categories SPOJ 1
8 Can you answer these queries I Categories SPOJ 1
9 Tiling a Grid With Dominoes Categories SPOJ 1
10 Positive or Negative Categories A2 Online Judge 1
11 Equal Sum Sets Categories Live Archive 2013 Asia - Aizu 1
12 Pilots Categories SPOJ 1
13 ABC Path Categories SPOJ 1
14 Quasi Binary Categories Codeforces Codeforces Round #300 1
15 Drazil and Factorial Categories Codeforces Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1) 1
16 Cross-country Categories SPOJ 1
17 Candy Categories Live Archive 2008 Latin America - South America 1
18 Longest Run on a Snowboard Categories UVA 1
19 Cutting Sticks Categories UVA 1
20 Binary Apple Tree Categories Timus 1
21 Robot Instructions Categories UVA 1
22 Philosophers Stone Categories SPOJ 1
23 Hotels Along the Croatian Coast Categories SPOJ 1
24 Candy Categories SPOJ 1
25 Metro Categories Timus 1
26 No Change Categories SPOJ 1
27 Sums in a Triangle Categories SPOJ 1
28 0110SS Categories SPOJ 1
29 Tiling Up Blocks Categories Live Archive 2003 Asia - Kaohsiung 1
30 Save Thy Toys Categories SPOJ 1
31 Permutations Categories SPOJ 1
32 Wedding shopping Categories UVA 1
33 Palindrome 2000 Categories SPOJ 1
34 Enormous Input Test Categories CodeChef 1
35 Chocolate Categories SPOJ 1
36 Wachovia Bank Categories SPOJ 1
37 Fishmonger Categories SPOJ 1
38 Omar Categories A2 Online Judge 1
39 Getting in Line Categories UVA 1
40 Alphacode Categories Live Archive 2004 North America - East Central NA 1
41 Kefa and First Steps Categories Codeforces Codeforces Round #321 (Div. 2) 1
42 Scuba diver Categories SPOJ 1
43 Woodcutters Categories Codeforces Codeforces Round #303 (Div. 2) 1
44 The Bale Tower Categories TJU 1
45 XOR Maximization Categories SPOJ 1
46 BerSU Ball Categories Codeforces Codeforces Round #277.5 (Div. 2) 1
47 THE DRUNK JAILER Categories PKU 1
48 Aibohphobia Categories SPOJ 1
49 Two Ends Categories SPOJ 1
50 Two Substrings Categories Codeforces Codeforces Round #306 (Div. 2) 1
51 How do you add? Categories UVA 1
52 Staircases Categories Timus 1
53 Compromise Categories UVA 1
54 Flags Categories Timus 1
55 Coin Change Categories UVA 1
56 Bee Walk Categories SPOJ 1
57 Roads Categories SPOJ 1
58 Trip Planning Categories Live Archive 2008 Asia - Taipei 1
59 The Double HeLiX Categories SPOJ 1
60 COSTLY CHESS Categories SPOJ 1
61 Cheap Travel Categories Codeforces Codeforces Round #266 (Div. 2) 1
62 Puzzles Categories Codeforces Codeforces Round #196 (Div. 2) 1
63 Building Bridges Categories SPOJ 1
64 MAXIMUM WOOD CUTTER Categories SPOJ 1
65 DIE HARD Categories SPOJ 1
66 Pearls Categories Live Archive 2002 Europe - Northwestern 1
67 Longest Palindrome Categories UVA 1
68 Party Schedule Categories SPOJ 1
69 Easy Longest Increasing Subsequence Categories SPOJ 1
70 Luggage Categories UVA 1
71 To the Max Categories PKU 1
72 Fool the Police Categories SPOJ 1
73 Cut Ribbon Categories Codeforces Codeforces Round #119 (Div. 2) 1
74 Vertex Cover Categories SPOJ 1
75 Tile Code Categories Live Archive 2007 Asia - Seoul 1
76 Lucky Tickets Categories Timus 1
77 LATGACH3 Categories SPOJ 1
78 Sereja and Suffixes Categories Codeforces Codeforces Round #215 (Div. 2) 1
79 Edit distance Categories SPOJ 1
80 Space Elevator Categories PKU 1
81 Cleaning Robot Categories SPOJ 1
82 Boredom Categories Codeforces Codeforces Round #260 (Div. 1) & Codeforces Round #260 (Div. 2) 1
83 Prime Permutations Categories CodeChef 1
84 Magic Grid Categories SPOJ 1
85 Collecting Beepers Categories UVA 1
86 Soft Drinking Categories Codeforces Codeforces Round #107 (Div. 2) 1
87 Twin Primes Categories UVA 1
88 Grandpa's Walk Categories Live Archive 2012 Asia - Jakarta 1
89 Testing the CATCHER Categories UVA 1
90 Prime Digital Roots Categories Live Archive 2001 South Pacific 1
91 The Great Ball Categories SPOJ 1
92 Hangover Categories PKU 1
93 Phidias Categories SPOJ 1
94 Treats for the Cows Categories SPOJ 1
95 Binary Search Tree Categories Live Archive 2010 Asia - Daejeon 1
96 Non-Decreasing Digits Categories SPOJ 1
97 Seinfeld Categories SPOJ 1
98 Ilya and Queries Categories Codeforces Codeforces Round #186 (Div. 2) 1
99 Optimal Array Multiplication Sequence Categories UVA 1
100 Maximum Sum Categories UVA 1
101 Fibonacci Words Categories Live Archive 2012 World Finals - Warsaw 1
102 The Twin Towers Categories UVA 1
103 Rent your airplane and make money Categories SPOJ 1
104 Binary Lexicographic Sequence Categories Timus 1
105 The Knapsack Problem Categories SPOJ 1
106 Tower of Babylon Categories SPOJ 1
107 Perfection Categories UVA 1
108 Mashmokh and ACM Categories Codeforces Codeforces Round #240 (Div. 1) & Codeforces Round #240 (Div. 2) 1
109 Martian Mining Categories SPOJ 1
110 Number of Ways Categories Codeforces Codeforces Round #266 (Div. 2) 1
111 Scientific Conference Categories Timus 1
112 Longest Common Subsequence Categories UVA 1
113 BLAST Categories SPOJ 1
114 Blueberries Categories SPOJ 1
115 Let Me Count The Ways Categories UVA 1
116 The jackpot Categories UVA 1
117 SuperSale Categories UVA 1
118 Unidirectional TSP Categories UVA 1
119 Fence Categories Codeforces Codeforces Round #211 (Div. 2) 1
120 Ingenuous Cubrency Categories UVA 1
121 Pocket Money Categories SPOJ 1
122 Training for final Categories SPOJ 1
123 Distinct Subsequences Categories SPOJ 1
124 Summing to a Square Prime Categories SPOJ 1
125 23 out of 5 Categories UVA 1
126 Vacation Categories UVA 1
127 Sweet and Sour Rock Categories SPOJ 1
128 Feynman Categories SPOJ 1
129 Forming Quiz Teams Categories UVA 1
130 The Tower of Babylon Categories UVA 1
131 Exponentiation Categories PKU 1
132 Sum of Digits Categories SPOJ 1
133 Milliard Vasya's Function Categories Timus 1
134 Trip Categories SPOJ 1
135 Histogram Categories SPOJ 1
136 Take the Land Categories UVA 1
137 Divisibility Categories UVA 1
138 Rectangles Perimeter Categories SPOJ 1
139 Chop Ahoy! Revisited! Categories SPOJ 1
140 K-based Numbers. Version 2 Categories Timus 1
141 Given Length and Sum of Digits... Categories Codeforces Codeforces Round #277.5 (Div. 2) 1
142 Membership Management Categories Live Archive 2010 Asia - Tokyo 1
143 Aliens at the train Categories SPOJ 1
144 Stacking Boxes Categories UVA 1
145 Piggy-Bank Categories SPOJ 1
146 Mixtures Categories SPOJ 1
147 Assignments Categories SPOJ 1
148 Chat room Categories Codeforces Codeforces Beta Round #54 (Div. 2) 1
149 History Grading Categories UVA 1
150 Help the soldier Categories SPOJ 1
151 The 3n + 1 problem Categories UVA 1
152 Ultra-Fast Mathematician Categories Codeforces Codeforces Beta Round #57 (Div. 2) 1
153 Dollars Categories UVA 1
154 Divisibility by Eight Categories Codeforces Codeforces Round #306 (Div. 2) 1
155 Homer Simpson Categories UVA 1
156 Flowers Categories Codeforces Codeforces Round #271 (Div. 2) 1
157 ShorterSuperSum Categories TopCoder SRM 467 - Div2 easy] (14151) 1
158 Is Bigger Smarter? Categories UVA 1
159 Dreamoon and WiFi Categories Codeforces Codeforces Round #272 (Div. 2) 1
160 In Danger Categories SPOJ 1
161 Dividing coins Categories UVA 1
162 Bytelandian gold coins Categories SPOJ 1
163 T-primes Categories Codeforces Codeforces Round #142 (Div. 2) 1
164 Strategic Defense Initiative Categories UVA 1
165 DNA Sequences Categories SPOJ 1
166 Maximum Sum Categories Timus 1
167 Square Brackets Categories SPOJ 1
168 Joysticks Categories Codeforces Codeforces Round #345 (Div. 2) 1
169 A+B Problem Categories PKU 1
170 k-Tree Categories Codeforces Codeforces Round #247 (Div. 2) 1
171 Bridging signals Categories Live Archive 2003 Europe - Northwestern 1
172 Flipping Game Categories Codeforces Codeforces Round #191 (Div. 2) 1
173 Largest Submatrix Categories UVA 1
174 Sums in a Triangle Categories CodeChef 1
175 Coins Game Categories SPOJ 1
176 Making Change Categories TJU 1
177 Beautiful People Categories SGU 2
178 String Distance and Transform Process Categories UVA 2
179 Game Show Math Categories UVA 2
180 Chest of Drawers Categories UVA 2
181 Threeprime Numbers Categories Timus 2
182 Chopsticks Categories UVA 2
183 Simple Minded Hashing Categories UVA 2
184 Interesting number Categories SPOJ 2
185 Catch Fish Categories SPOJ 2
186 Jugs Categories UVA 2
187 Square Categories UVA 2
188 Yoda Goes Palindromic ! Categories SPOJ 2
189 Black-White Grid Categories Live Archive 2006 Asia - Hanoi 2
190 Nested Dolls Categories SPOJ 2
191 Longest Match Categories UVA 2
192 String problem Categories SPOJ 2
193 Cow Frisbee Team Categories TJU 2
194 Bar Codes Categories UVA 2
195 Inna and Choose Options Categories Codeforces Codeforces Round #234 (Div. 2) 2
196 Menu Categories SPOJ 2
197 Up Subsequence Categories SPOJ 2
198 Chop Ahoy! Revisited! Categories Live Archive 2005 Africa/Middle East - Arab and North Africa 2
199 Esferas Categories SPOJ 2
200 Flight Planner Categories UVA 2
201 Plug-in Categories Codeforces Yandex.Algorithm Open 2011 Qualification 1 2
202 Chain Reaction Categories Codeforces Codeforces Round #336 (Div. 1) & Codeforces Round #336 (Div. 2) 2
203 Photo to Remember Categories Codeforces VK Cup 2015 - Qualification Round 1 2
204 Little Elephant and Painting Categories CodeChef 2
205 Mr. Kitayuta's Colorful Graph Categories Codeforces Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2) & Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2) 2
206 Sum of Different Primes Categories UVA 2
207 Divisible Group Sums Categories UVA 2
208 Color the Fence Categories Codeforces Codeforces Round #202 (Div. 2) 2
209 Fibo Categories A2 Online Judge 2
210 String to Palindrome Categories UVA 2
211 Count Paths Categories A2 Online Judge 2
212 Deliver pizza Categories SPOJ 2
213 Shopping Categories Live Archive 2014 Asia - Tokyo 2
214 Point Connection Game in a Circle Categories SPOJ 2
215 George and Job Categories Codeforces Codeforces Round #267 (Div. 2) 2
216 Maximum Sub-sequence Product Categories UVA 2
217 Tower of Cubes Categories UVA 2
218 Another Box Problem Categories SPOJ 2
219 The Marriage Interview :-) Categories UVA 2
220 Anniversary Party Categories Timus 2
221 Feline Olympics - Mouseball Categories SPOJ 2
222 Queue Categories UVA 2
223 ACM (ACronymMaker) Categories SPOJ 2
224 BATMAN1 Categories SPOJ 2
225 Con-Junctions Categories SPOJ 2
226 Generations of Tribbles Categories Live Archive 2013 North America - Pacific Northwest 2
227 Trouble of 13-Dots Categories UVA 2
228 Ice Sculptures Categories Codeforces VK Cup 2012 Qualification Round 1 2
229 Counting The Way of Bracket Replacement Categories SPOJ 2
230 NERED Categories SPOJ 2
231 Land Acquisition Categories SPOJ 2
232 Making A Budget Categories SPOJ 2
233 Polo the Penguin and Matrix Categories Codeforces Codeforces Round #177 (Div. 2) 2
234 Dab of Backpack Categories SPOJ 2
235 Mr. Kitayuta's Gift Categories Codeforces Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2) & Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2) 2
236 Erdos Numbers Categories Live Archive 2000 Europe - Northwestern & Europe - Southwestern & Europe - Mid-Central 2
237 Tetrahedron Categories Codeforces Codeforces Round #113 (Div. 2) 2
238 Weights and Measures Categories UVA 2
239 Rain Categories SPOJ 2
240 The Courier Categories SPOJ 2
241 Street Categories SPOJ 2
242 Concert Tour Categories Live Archive 2014 Asia - Bangkok 2
243 Card Sorting Categories SPOJ 2
244 Temptation Island Categories SPOJ 2
245 Motoboy Categories URI 2
246 DZY Loves Sequences Categories Codeforces Codeforces Round #255 (Div. 1) & Codeforces Round #255 (Div. 2) 2
247 Tourist Categories SPOJ 2
248 Balancing the Stone Categories SPOJ 2
249 Tight Words Categories UVA 2
250 Bicolored Horses Categories Timus 2
251 Decoding Morse Sequences Categories SPOJ 2
252 Geometric Progression Categories Codeforces Codeforces Round #Pi (Div. 2) 2
253 Caesar's Legions Categories Codeforces Codeforces Beta Round #89 (Div. 2) 2
254 Kyoya and Colored Balls Categories Codeforces Codeforces Round #309 (Div. 1) & Codeforces Round #309 (Div. 2) 2
255 Optimal Binary Search Tree Categories UVA 2
256 Drop the Triples Categories Live Archive 2007 Latin America - South America 2
257 New Year and Domino Categories Codeforces Good Bye 2015 2
258 Pebble Solitaire Categories UVA 2
259 Travelling Salesman Categories UVA 2
260 Vasya and String Categories Codeforces Codeforces Round #354 (Div. 2) 2
261 Diving for Gold Categories UVA 2
262 Sorting is not easy Categories SPOJ 2
263 Dice Categories SPOJ 2
264 String Shuffle Categories SPOJ 2
265 Leaves Categories SPOJ 2
266 Covered Path Categories Codeforces Codeforces Round #298 (Div. 2) 2
267 Make Palindrome Categories UVA 2
268 Particular Palindromes Categories SPOJ 2
269 Railway Tickets Categories Timus 2
270 Distinct Subsequences Categories UVA 2
271 Approximating a Constant Range Categories Codeforces Codeforces Round #333 (Div. 2) 2
272 JEDNAKOST Categories SPOJ 2
273 Another Problem on Strings Categories Codeforces Codeforces Round #112 (Div. 2) 2
274 Nudnik Photographer Categories Timus 2
275 False Mirrors Categories Timus 2
276 Counting binary strings Categories SPOJ 2
277 Painting the balls Categories SGU 2
278 Game of Sum Categories UVA 2
279 Problem 3 Categories SPOJ 2
280 Cards Categories Codeforces 8VC Venture Cup 2016 - Elimination Round 2
281 Maximum sum on a torus Categories UVA 2
282 Before an Exam Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 2
283 BATMAN3 Categories SPOJ 2
284 Again Palindrome Categories UVA 2
285 Marks Distribution Categories UVA 2
286 Murcia's Skyline Categories UVA 2
287 Segments Categories Timus 2
288 Mobile Service Categories SPOJ 2
289 Bing it Categories Live Archive 2009 Asia - Harbin 2
290 Minimal Coverage Categories Timus 2
291 Activities Categories SPOJ 2
292 Brackets Sequence Categories Timus 2
293 I-Keyboard Categories SPOJ 2
294 Art Union Categories Codeforces Codeforces Round #241 (Div. 2) 2
295 Partition Categories SPOJ 2
296 Black or White Categories SPOJ 2
297 Another Tree Problem Categories SPOJ 2
298 Ministry Categories Timus 2
299 String Computer Categories UVA 2
300 Tiling Categories UVA 2
301 Bit Mask Categories UVA 2
302 Restoring Password Categories Codeforces Codeforces Beta Round #76 (Div. 2 Only) 2
303 Always on the run Categories UVA 2
304 Alternative Thinking Categories Codeforces Codeforces Round #334 (Div. 1) & Codeforces Round #334 (Div. 2) 2
305 Reposts Categories Codeforces VK Cup 2015 - Qualification Round 1 2
306 Kuriyama Mirai's Stones Categories Codeforces Codeforces Round #248 (Div. 2) 2
307 Slurpys Categories UVA 2
308 Walking on the Safe Side Categories UVA 2
309 Musketeers Categories SPOJ 2
310 KTV Categories UVA 2
311 Boxes Categories UVA 2
312 Counting K-Rectangle Categories SPOJ 2
313 Three-coloring of binary trees Categories SPOJ 2
314 Soldier and Number Game Categories Codeforces Codeforces Round #304 (Div. 2) 2
315 Wooden Sticks Categories SPOJ 2
316 Mosaic Categories Live Archive 2009 North America - Southeast USA 3
317 Writing Code Categories Codeforces Codeforces Round #302 (Div. 1) & Codeforces Round #302 (Div. 2) 3
318 Antimatter Ray Clearcutting Categories UVA 3
319 Working out Categories Codeforces Codeforces Round #245 (Div. 1) & Codeforces Round #245 (Div. 2) 3
320 Orchard Trees Categories UVA 3
321 Recycling Bottles Categories Codeforces Codeforces Round #352 (Div. 1) & Codeforces Round #352 (Div. 2) 3
322 Slikar Categories SPOJ 3
323 Bubble Sort Graph Categories Codeforces Codeforces Round #198 (Div. 2) & Codeforces Round #198 (Div. 1) 3
324 Car with powers Categories SPOJ 3
325 Distance in Tree Categories Codeforces VK Cup 2012 Round 1 3
326 Booking System Categories Codeforces Codeforces Round #241 (Div. 2) 3
327 Partition the sequence Categories SPOJ 3
328 Vanya and Scales Categories Codeforces Codeforces Round #308 (Div. 2) 3
329 Determine it Categories UVA 3
330 Triangles Categories Live Archive 2014 South Pacific 3
331 String reduction Categories SPOJ 3
332 How Many O's? Categories UVA 3
333 IOI07 Miners Categories SPOJ 3
334 Free Candies Categories UVA 3
335 Common Subsequences Categories SPOJ 3
336 Minus Operation Categories SPOJ 3
337 Bear and Compressing Categories Codeforces IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2) 3
338 Bear and Blocks Categories Codeforces Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 1) & Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 2) 3
339 Ladder Categories Codeforces Codeforces Round #171 (Div. 2) 3
340 Polygon Categories SPOJ 3
341 Long Path Categories Codeforces Codeforces Round #239 (Div. 1) & Codeforces Round #239 (Div. 2) 3
342 Hackers' Crackdown Categories UVA 3
343 The least round way Categories Codeforces Codeforces Beta Round #2 3
344 Longtail Hedgehog Categories Codeforces Codeforces Round #338 (Div. 2) 3
345 Cards, bags and coins Categories CodeChef 3
346 Password Categories Codeforces Codeforces Beta Round #93 (Div. 1 Only) & Codeforces Beta Round #93 (Div. 2 Only) 3
347 AGTC Categories UVA 3
348 End up with More Teams Categories UVA 3
349 Greg and Graph Categories Codeforces Codeforces Round #179 (Div. 1) & Codeforces Round #179 (Div. 2) 3
350 Simple Strings Categories Codeforces Educational Codeforces Round 12 3
351 Robbers' watch Categories Codeforces Codeforces Round #359 (Div. 1) & Codeforces Round #359 (Div. 2) 3
352 A and B and Interesting Substrings Categories Codeforces Codeforces Round #294 (Div. 2) 3
353 Candy (Again) Categories SPOJ 3
354 Fetching Cooking Tools Categories CodeChef 3
355 Sense of Beauty Categories Timus 3
356 COUNT PAREN Categories SPOJ 3
357 RGBStreet Categories TopCoder SRM 325 - Div2 medium] (10005) 3
358 Mnemonics and Palindromes Categories Timus 3
359 Budget Travel Categories UVA 3
360 Zuma Categories Codeforces Codeforces Round #336 (Div. 1) & Codeforces Round #336 (Div. 2) 3
361 Zeta-Nim Game Categories CodeChef 3
362 Hippity Hopscotch Categories UVA 3
363 Permutation Categories Codeforces Codeforces Round #209 (Div. 2) 3
364 Fewest Flops Categories UVA 3
365 Alyona and the Tree Categories Codeforces Codeforces Round #358 (Div. 2) 3
366 Hierarchy Categories Timus 3
367 Chilly Willy Categories Codeforces Codeforces Round #152 (Div. 2) 3
368 Sum of Digits Categories Timus 3
369 Weather Categories Codeforces Codeforces Round #145 (Div. 2, ACM-ICPC Rules) 3
370 Coloring Trees Categories Codeforces Codeforces Round #369 (Div. 2) 3
371 Mysterious Present Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 3
372 String Partition Categories UVA 3
373 Many polygons Categories SPOJ 3
374 Walking Around Wisely Categories UVA 3
375 Physics Practical Categories Codeforces Codeforces Round #154 (Div. 2) 3
376 BadNeighbors Categories TopCoder TCCC '04 Round 4 - Div1 easy] (5009) 3
377 Petya and Java Categories Codeforces Codeforces Beta Round #61 (Div. 2) 3
378 Kefa and Dishes Categories Codeforces Codeforces Round #321 (Div. 2) 3
379 To Add or Not to Add Categories Codeforces Codeforces Round #143 (Div. 2) 3
380 Color Stripe Categories Codeforces Codeforces Round #135 (Div. 2) 3
381 Probablistic OR Categories SPOJ 3
382 Palindromic Subsequence Categories UVA 3
383 Help Bob Categories SPOJ 3
384 I-Keyboard Categories Live Archive 2000 Europe - Central 3
385 Fast Food Categories UVA 3
386 Building Bridges(HARD) Categories SPOJ 3
387 Little Elephant and Movies Categories CodeChef 3
388 Dynamic LCA Categories SPOJ 3
389 Raucous Rockers Categories UVA 3
390 Even Palindrome Categories SPOJ 3
391 Hard Process Categories Codeforces Educational Codeforces Round 11 3
392 Barcode Categories Codeforces Codeforces Round #139 (Div. 2) 3
393 New Skateboard Categories Codeforces Educational Codeforces Round 8 3
394 Most Servings Meal Categories SPOJ 3
395 Sequence Categories Live Archive 2014 Asia - Kuala Lumpur 3
396 Greedy Hydra Categories SPOJ 3
397 Longest Regular Bracket Sequence Categories Codeforces Codeforces Beta Round #5 3
398 Handball Categories UVA 3
399 Maximum Triangle Area Categories SPOJ 3
400 Mike and Feet Categories Codeforces Codeforces Round #305 (Div. 1) & Codeforces Round #305 (Div. 2) 3
401 Crime Wave - The Sequel Categories UVA 3
402 Destruction Cannon Categories URI 3
403 Fibonacci System Categories Live Archive 2008 Europe - Northeastern 3
404 Paid Roads Categories SPOJ 3
405 Painting Fence Categories Codeforces Codeforces Round #256 (Div. 2) 3
406 Internet Address Categories Codeforces CROC-MBTU 2012, Elimination Round (ACM-ICPC) 3
407 Dancing Cows Categories SPOJ 3
408 Pleasing Chief Categories CodeChef 3
409 Little Red Riding Hood Categories UVA 3
410 Little Girl and Maximum XOR Categories Codeforces Codeforces Round #169 (Div. 2) 3
411 Good Sequences Categories Codeforces Codeforces Round #162 (Div. 1) & Codeforces Round #162 (Div. 2) 3
412 Bear and Prime Numbers Categories Codeforces Codeforces Round #226 (Div. 2) 3
413 1807 Categories SPOJ 3
414 Maximum Absurdity Categories Codeforces Codeforces Round #193 (Div. 2) 3
415 Sereja and Game Categories CodeChef 3
416 Many Paths, One Destination Categories UVA 3
417 Ilya and Escalator Categories Codeforces Codeforces Round #293 (Div. 2) 3
418 Xenia and Weights Categories Codeforces Codeforces Round #197 (Div. 2) 3
419 BATMAN2 Categories SPOJ 3
420 The Secret of an Aerolite Categories SPOJ 3
421 Make Psycho Categories SPOJ 3
422 Palindrome pairs Categories Codeforces VK Cup 2012 Qualification Round 2 3
423 Modulo Sum Categories Codeforces Codeforces Round #319 (Div. 2) 3
424 Pebbles Categories Live Archive 2007 North America - Pacific Northwest & North America - Southern California 3
425 Traveling by Stagecoach Categories SPOJ 3
426 Scheduling Lectures Categories UVA 3
427 Bribe the Prisoners Categories SPOJ 3
428 Beautiful Numbers Categories UVA 3
429 ZigZag Categories TopCoder TCCC '03 Semifinals 3 - Div1 easy] (4493) 3
430 Omar Loves Candies Categories A2 Online Judge 3
431 The Matrix Game Categories CodeChef 3
432 Gentlemen Categories Timus 3
433 Intervals of Monotonicity Categories Timus 3
434 Term Strategy Categories UVA 3
435 Arthur and Table Categories Codeforces Codeforces Round #311 (Div. 2) 3
436 Clique Problem Categories Codeforces Codeforces Round #296 (Div. 2) & Codeforces Round #296 (Div. 1) 4
437 Minion Circle Categories CodeChef 4
438 Matches Categories UVA 4
439 Maximum Submatrix 2 Categories Codeforces Codeforces Round #221 (Div. 1) & Codeforces Round #221 (Div. 2) 4
440 Let go to the movies Categories SPOJ 4
441 Mr. Kitayuta, the Treasure Hunter Categories Codeforces Codeforces Round #286 (Div. 2) & Codeforces Round #286 (Div. 1) 4
442 Cow Program Categories Codeforces Codeforces Round #174 (Div. 1) & Codeforces Round #174 (Div. 2) 4
443 BATMAN4 Categories SPOJ 4
444 Mars Canals Categories Timus 4
445 Lemon Tale Categories Timus 4
446 Expect the Expected Categories UVA 4
447 Dominoes Categories SPOJ 4
448 Lov-e Pap Pap-e Polti Categories SPOJ 4
449 Forming Teams Categories Codeforces Codeforces Round #133 (Div. 2) 4
450 Once Again... Categories Codeforces Codeforces Round #323 (Div. 1) & Codeforces Round #323 (Div. 2) 4
451 Alyona and Strings Categories Codeforces Codeforces Round #358 (Div. 2) 4
452 Folding Categories Timus 4
453 Message Categories Codeforces Codeforces Round #110 (Div. 1) & Codeforces Round #110 (Div. 2) 4
454 Fortune Telling Categories Codeforces Codeforces Beta Round #55 (Div. 2) 4
455 Tour Categories UVA 4
456 XOR Equation Categories Codeforces 8VC Venture Cup 2016 - Final Round 4
457 INVITATION FOR TECHOFES Categories SPOJ 4
458 Cái túi ( Hard version ) Categories SPOJ Vietnam 4
459 Fatawy Categories SPOJ 4
460 Balanced Numbers Categories SPOJ 4
461 Communication Fiend Categories Timus 4
462 Ingredients Categories SPOJ 4
463 Digit Sum Categories UVA 4
464 Pashmak and Graph Categories Codeforces Codeforces Round #261 (Div. 2) 4
465 Babaei and Birthday Cake Categories Codeforces Codeforces Round #343 (Div. 2) 4
466 Image Preview Categories Codeforces Codeforces Round #345 (Div. 1) & Codeforces Round #345 (Div. 2) 4
467 Drazil and Tiles Categories Codeforces Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1) 4
468 Bit by Bit Categories SPOJ 4
469 Hometask Categories Codeforces Codeforces Round #131 (Div. 2) 4
470 Ada and Game Categories SPOJ 4
471 Dima and Salad Categories Codeforces Codeforces Round #214 (Div. 2) 4
472 One-two, One-two 2 Categories Timus 4
473 Little Elephant and Interval Categories Codeforces Codeforces Round #129 (Div. 1) & Codeforces Round #129 (Div. 2) 4
474 Bad Luck Island Categories Codeforces Codeforces Round #301 (Div. 2) 4
475 Boy Scouts Categories SPOJ 4
476 Generate a String Categories Codeforces Educational Codeforces Round 16 4
477 Convex Polygons Categories SPOJ 4
478 Bottle Taps Categories Timus 4
479 Malevich Strikes Back! Categories Timus 4
480 Gerald and Giant Chess Categories Codeforces Codeforces Round #313 (Div. 1) & Codeforces Round #313 (Div. 2) 4
481 Little Pony and Harmony Chest Categories Codeforces Codeforces Round #259 (Div. 1) & Codeforces Round #259 (Div. 2) 4
482 Magic, Wizardry and Wonders Categories Codeforces Codeforces Round #143 (Div. 2) 4
483 Account Book Categories UVA 4
484 Civilization Categories Codeforces Codeforces Round #260 (Div. 1) & Codeforces Round #260 (Div. 2) 4
485 Gasoline Station Categories Timus 4
486 Fox And Jumping Categories Codeforces Codeforces Round #290 (Div. 2) & Codeforces Round #290 (Div. 1) 4
487 Chocolate Box Categories UVA 4
488 Zero Tree Categories Codeforces Codeforces Round #168 (Div. 1) & Codeforces Round #168 (Div. 2) 4
489 Drop the Triples Categories SPOJ 4
490 Classmates 2 Categories Timus 4
491 Number of Paths in the Empire Categories SGU 4
492 Best Coalitions Categories UVA 4
493 Gargari and Permutations Categories Codeforces Codeforces Round #264 (Div. 2) 4
494 Tiling Dominoes Categories UVA 4
495 Book of Evil Categories Codeforces Codeforces Round #196 (Div. 2) & Codeforces Round #196 (Div. 1) 4
496 Bright Bracelet Categories Live Archive 2003 North America - Mid-Central USA 4
497 Round Table Knights Categories Codeforces Codeforces Beta Round #65 (Div. 2) 4
498 Dumb Bones Categories UVA 4
499 Going Postal Categories Live Archive 2014 South Pacific 4
500 Dynasty Puzzles Categories Codeforces Codeforces Round #121 (Div. 1) & Codeforces Round #121 (Div. 2) 4
501 SMS Categories Timus 4
502 The Child and Zoo Categories Codeforces Codeforces Round #250 (Div. 2) & Codeforces Round #250 (Div. 1) 4
503 The Values You Can Make Categories Codeforces Codeforces Round #360 (Div. 1) & Codeforces Round #360 (Div. 2) 4
504 Little Elephant and Blocks Categories CodeChef 4
505 Prefixes and Suffixes Categories Codeforces Codeforces Round #246 (Div. 2) 4
506 Another Assignment Problem Categories SPOJ 4
507 Najkraci Categories SPOJ 4
508 Riding in a Lift Categories Codeforces Codeforces Round #274 (Div. 2) & Codeforces Round #274 (Div. 1) 4
509 Batman Categories UVA 4
510 Antimonotonicity Categories UVA 4
511 Buns Categories Codeforces Codeforces Beta Round #82 (Div. 2) 4
512 Appleman and Tree Categories Codeforces Codeforces Round #263 (Div. 1) & Codeforces Round #263 (Div. 2) 4
513 Shaass and Bookshelf Categories Codeforces Codeforces Round #178 (Div. 2) 4
514 A Lot of Games Categories Codeforces Codeforces Round #260 (Div. 1) & Codeforces Round #260 (Div. 2) 4
515 Greenhouse Effect Categories Codeforces Codeforces Round #165 (Div. 1) & Codeforces Round #165 (Div. 2) 4
516 Red-Green Towers Categories Codeforces Codeforces Round #273 (Div. 2) 4
517 Bag of mice Categories Codeforces Codeforces Round #105 (Div. 2) 4
518 Matchsticks Categories TJU 4
519 Patches Categories URI 4
520 Clear Symmetry Categories Codeforces Codeforces Round #127 (Div. 1) & Codeforces Round #127 (Div. 2) 4
521 Crack Categories Timus 4
522 The Bridges of Kolsberg Categories UVA 4
523 Reberland Linguistics Categories Codeforces Codeforces Round #349 (Div. 1) & Codeforces Round #349 (Div. 2) 4
524 Almost Arithmetical Progression Categories Codeforces Codeforces Round #156 (Div. 2) & Codeforces Round #156 (Div. 1) 4
525 Lazy Math Instructor Categories Live Archive 2000 Asia - Tehran 4
526 Hometask Categories Codeforces Codeforces Round #109 (Div. 1) & Codeforces Round #109 (Div. 2) 4
527 Chocolate Categories SPOJ 4
528 Who is The Boss Categories SPOJ 4
529 Can U Win? Categories UVA 4
530 Jeff and Rounding Categories Codeforces Codeforces Round #204 (Div. 1) & Codeforces Round #204 (Div. 2) 4
531 Zeros and Ones Categories UVA 4
532 Trees Again Categories SPOJ 4
533 Choosing Capital for Treeland Categories Codeforces Codeforces Round #135 (Div. 2) 4
534 Letter Categories Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules) 4
535 Happiness to People! Categories Timus 5
536 Chocolate Bar Categories Codeforces Educational Codeforces Round 1 5
537 Basketball Team Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) & Codeforces Beta Round #83 (Div. 2 Only) 5
538 Two Paths Categories Codeforces Codeforces Beta Round #14 (Div. 2) 5
539 Vasya and Beautiful Arrays Categories Codeforces Codeforces Round #206 (Div. 1) & Codeforces Round #206 (Div. 2) 5
540 Ship Routes Categories Timus 5
541 Famil Door and Brackets Categories Codeforces Codeforces Round #343 (Div. 2) 5
542 Porcelain Categories Codeforces Codeforces Round #105 (Div. 2) 5
543 Paint the Tree Categories CodeChef 5
544 Longest Increasing Sequence Categories UVA 5
545 Avoiding Jungle in the Dark Categories UVA 5
546 Strip Categories Codeforces Codeforces Round #278 (Div. 1) & Codeforces Round #278 (Div. 2) 5
547 Summing Slopes Categories CodeChef 5
548 Roadworks Categories Timus 5
549 Wet Shark and Blocks Categories Codeforces Codeforces Round #341 (Div. 2) 5
550 Counting Rectangles is Fun Categories Codeforces Codeforces Round #219 (Div. 1) & Codeforces Round #219 (Div. 2) 5
551 The Unreal Tournament Categories UVA 5
552 Dima and Hares Categories Codeforces Codeforces Round #208 (Div. 2) 5
553 Kalila and Dimna in the Logging Industry Categories Codeforces Codeforces Round #189 (Div. 1) & Codeforces Round #189 (Div. 2) 5
554 Jeff and Furik Categories Codeforces Codeforces Round #204 (Div. 1) & Codeforces Round #204 (Div. 2) 5
555 ICPC Team Strategy Categories UVA 5
556 Enterprise Categories Timus 5
557 Eternal Victory Categories Codeforces Codeforces Beta Round #57 (Div. 2) 5
558 Obsessive String Categories Codeforces Codeforces Round #282 (Div. 1) & Codeforces Round #282 (Div. 2) 5
559 Allergy Test Categories UVA 5
560 Iahub and Permutations Categories Codeforces Codeforces Round #198 (Div. 2) & Codeforces Round #198 (Div. 1) 5
561 E-mail Categories Timus 5
562 Fools and Roads Categories Codeforces Codeforces Round #121 (Div. 1) & Codeforces Round #121 (Div. 2) 5
563 Lucky Common Subsequence Categories Codeforces Codeforces Round #201 (Div. 1) & Codeforces Round #201 (Div. 2) 5
564 Symmetric and Transitive Categories Codeforces Codeforces Round #315 (Div. 1) & Codeforces Round #315 (Div. 2) 5
565 Count Digits Categories CodeChef 5
566 Train Categories Timus 5
567 Roman and Numbers Categories Codeforces Codeforces Round #235 (Div. 2) 5
568 Cargo Agency Categories Timus 5
569 Optimal Cut Categories UVA 5
570 Candy Categories UVA 5
571 ???? ?? ?????? - 2 (round version) Categories Codeforces VK Cup 2015 - Round 1 5
572 CreatureTraining Categories TopCoder TCO08 Round 2 - Div1 medium] (12012) 5
573 Breaking Good Categories Codeforces Codeforces Round #287 (Div. 2) 5
574 Bargaining Table Categories Codeforces Codeforces Beta Round #22 (Div. 2 Only) 5
575 Atomic Car Race Categories UVA 5
576 The Great Julya Calendar Categories Codeforces ABBYY Cup 3.0 - Finals (online version) 5
577 Connect Line Segments Categories SPOJ 5
578 Subsequence Problem Categories SPOJ 5
579 Running with Obstacles Categories Codeforces VK Cup 2016 - Qualification Round 1 5
580 Enemy is weak Categories Codeforces Codeforces Beta Round #57 (Div. 2) 5
581 Running Track Categories Codeforces Codeforces Round #338 (Div. 2) 5
582 Correcting Mistakes Categories Codeforces VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) 5
583 Namit In Trouble Categories SPOJ 5
584 EKG Categories Codeforces ABBYY Cup 3.0 5
585 Independent Attacking Zones Categories UVA 5
586 A and B and Lecture Rooms Categories Codeforces Codeforces Round #294 (Div. 2) 5
587 DNA Laboratory Categories SPOJ 5
588 Substring and Subsequence Categories Codeforces VK Cup 2012 Round 2 5
589 Sereja and Bubble Sort Categories CodeChef 5
590 Elimination Categories Codeforces RCC 2014 Warmup (Div. 2) 5
591 Upgrading Array Categories Codeforces Codeforces Round #236 (Div. 2) & Codeforces Round #236 (Div. 1) 5
592 Ciel and Duel Categories Codeforces Codeforces Round #190 (Div. 1) & Codeforces Round #190 (Div. 2) 5
593 Restaurant Categories Codeforces Testing Round #12 5
594 DIVSEQ Categories SPOJ 5
595 Inna and Dima Categories Codeforces Codeforces Round #220 (Div. 2) 5
596 Hotel Categories Live Archive 2005 Asia - Tehran 5
597 WordMath Categories TopCoder Unknown () 5
598 Valid Sets Categories Codeforces Codeforces Round #277 (Div. 2) 5
599 The Islands Categories UVA 5
600 Promotion Categories URI 5
601 Super M Categories Codeforces Codeforces Round #328 (Div. 2) 5
602 Busy Programmer Categories UVA 5
603 Bridge Building Categories UVA 5
604 Weak Links Categories UVA 5
605 Inversions problem Categories Codeforces Rockethon 2015 5
606 Coin Changing Again Categories UVA 5
607 GO FOR DIAMONDS Categories SPOJ 5
608 Spiders Categories Codeforces School Regional Team Contest, Saratov, 2011 5
609 Phone Talks Categories Codeforces VK Cup 2012 Qualification Round 1 5
610 Anniversary Firework Categories Timus 5
611 Huffman´s Greed Categories SPOJ 5
612 Fibonacci Words Categories UVA 5
613 Sums of Digits Categories Codeforces Codeforces Round #289 (Div. 2, ACM ICPC Rules) 5
614 Bear and Tower of Cubes Categories Codeforces Codeforces Round #356 (Div. 1) & Codeforces Round #356 (Div. 2) 5
615 Robot Rapping Results Report Categories Codeforces CROC 2016 - Elimination Round 5
616 Clique in the Divisibility Graph Categories Codeforces VK Cup 2015 - Finals, online mirror 5
617 Sum Categories Codeforces Codeforces Beta Round #46 (Div. 2) 5
618 Mario Kart Categories A2 Online Judge 5
619 Logo Turtle Categories Codeforces Codeforces Beta Round #96 (Div. 1) & Codeforces Beta Round #96 (Div. 2) 5
620 Minimization Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 1) & Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 5
621 Choosing Balls Categories Codeforces Codeforces Round #162 (Div. 1) & Codeforces Round #162 (Div. 2) 5
622 Queries for Number of Palindromes Categories Codeforces CROC-MBTU 2012, Elimination Round (ACM-ICPC) 5
623 IPL - CRICKET TOURNAMENT Categories SPOJ 5
624 Spy Syndrome 2 Categories Codeforces Manthan, Codefest 16 5
625 JUMPING DORA Categories SPOJ 5
626 Sereja and Subsequences Categories Codeforces Codeforces Round #187 (Div. 1) & Codeforces Round #187 (Div. 2) 6
627 Police Station Categories Codeforces Codeforces Round #130 (Div. 2) 6
628 Substitutes in Number Categories Codeforces Codeforces Round #265 (Div. 1) & Codeforces Round #265 (Div. 2) 6
629 Insertion Sort Categories Codeforces Codeforces Round #212 (Div. 2) 6
630 Number With The Given Amount Of Divisors Categories Codeforces Codeforces Beta Round #27 (Codeforces format, Div. 2) 6
631 Snakes Categories A2 Online Judge 6
632 File List Categories Codeforces VK Cup 2012 Round 3 (Unofficial Div. 2 Edition) 6
633 Duff in Beach Categories Codeforces Codeforces Round #326 (Div. 1) & Codeforces Round #326 (Div. 2) 6
634 Towers Categories Codeforces Codeforces Round #142 (Div. 1) 6
635 Sort that Queue Categories Live Archive 2005 Africa/Middle East - Arab and North Africa 6
636 Train Categories Codeforces Codeforces Beta Round #68 6
637 Fish Categories Codeforces Codeforces Beta Round #16 (Div. 2 Only) 6
638 Pillars Categories Codeforces Codeforces Round #271 (Div. 2) 6
639 Partial Teacher Categories Codeforces Manthan 2011 6
640 Relay Race Categories Codeforces Codeforces Round #131 (Div. 1) & Codeforces Round #131 (Div. 2) 6
641 Lucky Tree Categories Codeforces Codeforces Beta Round #84 (Div. 1 Only) & Codeforces Beta Round #84 (Div. 2 Only) 6
642 Buses Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) & Codeforces Beta Round #79 (Div. 2 Only) 6
643 Wonderful Randomized Sum Categories Codeforces Codeforces Beta Round #33 (Codeforces format) 6
644 Stripe 2 Categories Codeforces Codeforces Alpha Round #21 (Codeforces format) 6
645 Brainwashing Device Categories Timus 6
646 A Simple Task Categories Codeforces Codeforces Beta Round #11 6
647 Two Strings Categories Codeforces Codeforces Round #138 (Div. 1) & Codeforces Round #138 (Div. 2) 6
648 Work Group Categories Codeforces VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) 6
649 AlgoRace Categories Codeforces Codeforces Round #119 (Div. 1) & Codeforces Round #119 (Div. 2) 6
650 The Maths Lecture Categories Codeforces Codeforces Round #287 (Div. 2) 6
651 Coin Troubles Categories Codeforces Codeforces Round #174 (Div. 1) & Codeforces Round #174 (Div. 2) 6
652 Coloring Brackets Categories Codeforces Codeforces Round #106 (Div. 2) 6
653 MagicNaming Categories TopCoder SRM 526.5 - Div2 hard] (14762) 6
654 Looking for Order Categories Codeforces Codeforces Beta Round #8 6
655 Incrementing The Integer Categories SPOJ 6
656 Vanya and Brackets Categories Codeforces Codeforces Round #308 (Div. 2) 6
657 Beautiful numbers Categories Codeforces Codeforces Beta Round #51 6
658 Dreamoon and Strings Categories Codeforces Codeforces Round #272 (Div. 2) & Codeforces Round #272 (Div. 1) 6
659 Summing Slopes Categories SPOJ 6
660 Array GCD Categories Codeforces AIM Tech Round (Div. 1) & AIM Tech Round (Div. 2) 6
661 Demiurges Play Again Categories Codeforces Codeforces Round #300 6
662 Palindromes Categories Codeforces Codeforces Beta Round #98 (Div. 2) 6
663 Watching Fireworks is Fun Categories Codeforces Codeforces Round #219 (Div. 1) & Codeforces Round #219 (Div. 2) 6
664 Animals Categories Codeforces Codeforces Beta Round #35 (Div. 2) 6
665 Common Palindrome Categories UVA 6
666 Paint templates Categories SPOJ 6
667 Cipher Categories Codeforces Codeforces Round #110 (Div. 1) & Codeforces Round #110 (Div. 2) 6
668 Sequence Categories Codeforces Codeforces Beta Round #13 6
669 Decoding Genome Categories Codeforces Codeforces Round #137 (Div. 2) 6
670 Little Elephant and LCM Categories Codeforces Codeforces Round #157 (Div. 1) & Codeforces Round #157 (Div. 2) 6
671 Road Improvement Categories Codeforces Codeforces Round #302 (Div. 1) 6
672 Fedor and Essay Categories Codeforces Codeforces Round #267 (Div. 2) 6
673 Kindergarten Categories Codeforces Codeforces Round #276 (Div. 1) 6
674 Eating High Categories Timus 6
675 Greg and Friends Categories Codeforces Codeforces Round #179 (Div. 1) & Codeforces Round #179 (Div. 2) 6
676 Two out of Three Categories Codeforces Yandex.Algorithm 2011 Qualification 2 6
677 Random Task Categories Codeforces Codeforces Round #247 (Div. 2) 6
678 Table Compression Categories Codeforces Codeforces Round #345 (Div. 1) & Codeforces Round #345 (Div. 2) 6
679 Yet Another Assignment Problem Categories SPOJ 6
680 Palindrome Categories Codeforces MemSQL start[c]up Round 2 - online version 6
681 How many trees? Categories Codeforces Codeforces Beta Round #9 (Div. 2 Only) 6
682 Connected Components Categories Codeforces Croc Champ 2013 - Round 1 6
683 Anya and Cubes Categories Codeforces Codeforces Round #297 (Div. 2) 6
684 K-based Numbers. Version 3 Categories Timus 6
685 Levko and Array Categories Codeforces Codeforces Round #210 (Div. 1) & Codeforces Round #210 (Div. 2) 6
686 Little Elephant and Elections Categories Codeforces Codeforces Round #157 (Div. 1) & Codeforces Round #157 (Div. 2) 6
687 Beaver Game Categories Codeforces Codeforces Beta Round #70 (Div. 2) 6
688 Arthur and Brackets Categories Codeforces Codeforces Round #288 (Div. 2) 6
689 Wizards and Huge Prize Categories Codeforces Codeforces Round #114 (Div. 1) & Codeforces Round #114 (Div. 2) 6
690 ACM Diagnostics Categories Timus 6
691 Maxim and Restaurant Categories Codeforces Codeforces Round #160 (Div. 1) & Codeforces Round #160 (Div. 2) 6
692 Fence Categories Codeforces Codeforces Round #145 (Div. 2, ACM-ICPC Rules) & Codeforces Round #145 (Div. 1, ACM-ICPC Rules) 6
693 Lucky Subsequence Categories Codeforces Codeforces Round #104 (Div. 1) & Codeforces Round #104 (Div. 2) 6
694 Games with Rectangle Categories Codeforces Codeforces Beta Round #94 (Div. 1 Only) & Codeforces Beta Round #94 (Div. 2 Only) 6
695 Mystic Craft Categories SPOJ 6
696 Antimatter Categories Codeforces Codeforces Round #225 (Div. 1) 6
697 Hamiltonian Spanning Tree Categories Codeforces Wunder Fund Round 2016 (Div. 1 + Div. 2 combined) 6
698 Alternative Solution Categories Timus 6
699 Permutation Sum Categories Codeforces Codeforces Round #175 (Div. 2) 6
700 Eleven Categories UVA 6
701 Pluses everywhere Categories Codeforces Codeforces Round #295 (Div. 2) & Codeforces Round #295 (Div. 1) 6
702 Plants vs. Zombies HD SP Categories UVA 6
703 Pig and Palindromes Categories Codeforces Codeforces Round #316 (Div. 2) 6
704 Cunning Gena Categories Codeforces RCC 2014 Warmup (Div. 2) & RCC 2014 Warmup (Div. 1) 6
705 The Top-Code Categories SPOJ 6
706 Special Matrices Categories Codeforces Codeforces Round #277.5 (Div. 2) 6
707 Cinema Cashier Categories Codeforces Codeforces Beta Round #10 6
708 Game --- Mouse and Cheese Categories UVA 6
709 Martian Army Categories Timus 6
710 Subsequences Categories Codeforces Testing Round #12 6
711 Ilya and Roads Categories Codeforces Codeforces Round #186 (Div. 2) 6
712 Solitaire Categories Codeforces Codeforces Round #130 (Div. 2) 6
713 Decimation Categories Timus 6
714 Match & Catch Categories Codeforces Codeforces Round #244 (Div. 2) 6
715 Bracket Sequence Categories SPOJ 6
716 Yet Another Number Game Categories Codeforces Codeforces Round #173 (Div. 2) 6
717 Beaver Categories Codeforces Codeforces Beta Round #71 6
718 Let's Play Osu! Categories Codeforces Codeforces Round #146 (Div. 1) & Codeforces Round #146 (Div. 2) 6
719 Increase Sequence Categories Codeforces Codeforces Round #266 (Div. 2) 6
720 Least Common Multiple Categories Live Archive 2014 South Pacific 6
721 LIS of Sequence Categories Codeforces Codeforces Round #277 (Div. 2) 6
722 New Year Letter Categories Codeforces Good Bye 2013 6
723 Numbers Categories Codeforces Codeforces Round #131 (Div. 1) & Codeforces Round #131 (Div. 2) 6
724 Petr# Categories Codeforces Codeforces Beta Round #86 (Div. 1 Only) & Codeforces Beta Round #86 (Div. 2 Only) 6
725 Salary for Robots Categories Timus 6
726 Fragile Bridges Categories Codeforces Codeforces Round #127 (Div. 1) & Codeforces Round #127 (Div. 2) 6
727 Anfisa the Monkey Categories Codeforces School Team Contest #2 (Winter Computer School 2010/11) 6
728 Jzzhu and Numbers Categories Codeforces Codeforces Round #257 (Div. 1) 6
729 Compatible Numbers Categories Codeforces Codeforces Round #112 (Div. 2) 6
730 Trains and Statistic Categories Codeforces Codeforces Round #353 (Div. 2) 6
731 Checkout Assistant Categories Codeforces Codeforces Beta Round #19 6
732 Table Categories Codeforces Codeforces Round #144 (Div. 1) & Codeforces Round #144 (Div. 2) 6
733 LCIS Categories Codeforces Codeforces Beta Round #10 6
734 Minesweeper 1D Categories Codeforces Codeforces Round #237 (Div. 2) 6
735 Colored Tiles Categories UVA 7
736 Divisor Tree Categories Codeforces Codeforces Round #196 (Div. 2) & Codeforces Round #196 (Div. 1) 7
737 Component Testing Categories Live Archive 2012 North America - Mid-Atlantic USA & North America - Southern California & North America - Southeast USA 7
738 Number Transformation Categories Codeforces Codeforces Round #153 (Div. 1) & Codeforces Round #153 (Div. 2) 7
739 Free Market Categories Codeforces Codeforces Round #213 (Div. 1) & Codeforces Round #213 (Div. 2) 7
740 Yet Another Answer Categories Timus 7
741 Intellectual Inquiry Categories Codeforces CROC 2016 - Elimination Round 7
742 Name That Tune Categories Codeforces Codeforces Round #284 (Div. 1) & Codeforces Round #284 (Div. 2) 7
743 Painting The Wall Categories Codeforces Codeforces Round #233 (Div. 1) & Codeforces Round #233 (Div. 2) 7
744 Name Categories Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules) 7
745 Phone Number Categories Codeforces School Team Contest #2 (Winter Computer School 2010/11) 7
746 Beavermuncher-0xFF Categories Codeforces Codeforces Beta Round #69 (Div. 1 Only) & Codeforces Beta Round #69 (Div. 2 Only) 7
747 Interesting Game Categories Codeforces Codeforces Beta Round #73 (Div. 1 Only) & Codeforces Beta Round #73 (Div. 2 Only) 7
748 Special Grid Categories Codeforces Codeforces Round #249 (Div. 2) 7
749 Axis Walking Categories Codeforces Codeforces Round #191 (Div. 2) 7
750 TheProgrammingContestDivOne Categories TopCoder SRM 502 - Div1 medium] (14431) 7
751 Ann and Half-Palindrome Categories Codeforces Codeforces Round #311 (Div. 2) 7
752 Remembering Strings Categories Codeforces Codeforces Round #302 (Div. 1) & Codeforces Round #302 (Div. 2) 7
753 Archer's Travel Categories Timus 7
754 Guess the Tree Categories Codeforces Codeforces Round #245 (Div. 1) & Codeforces Round #245 (Div. 2) 7
755 Lucky Numbers Categories Codeforces Codeforces Beta Round #77 (Div. 1 Only) 7
756 Lost in Space Categories Timus 7
757 World Eater Brothers Categories Codeforces Codeforces Round #148 (Div. 1) & Codeforces Round #148 (Div. 2) 7
758 Traffic Jams in the Land Categories Codeforces Codeforces Round #284 (Div. 1) 7
759 President's Path Categories Codeforces Codeforces Round #241 (Div. 2) 7
760 Game with Powers Categories Codeforces Codeforces Round #188 (Div. 1) 7
761 Black and White Tree Categories Codeforces Codeforces Round #158 (Div. 2) 7
762 Genetic Engineering Categories Codeforces Rockethon 2014 7
763 Cubes Categories Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules) 7
764 Comb Categories Codeforces School Personal Contest #2 (Winter Computer School 2010/11) - Codeforces Beta Round #43 (ACM-ICPC Rules) 7
765 Darth Vader and Tree Categories Codeforces Codeforces Round #291 (Div. 2) 7
766 Sereja and Two Sequences Categories Codeforces Codeforces Round #243 (Div. 1) & Codeforces Round #243 (Div. 2) 7
767 Fence Divercity Categories Codeforces Codeforces Round #346 (Div. 2) 7
768 Longest Common Subsequence Categories SPOJ 7
769 Bulbo Categories Codeforces Bubble Cup 8 - Finals [Online Mirror] 7
770 Nanami's Digital Board Categories Codeforces Codeforces Round #248 (Div. 2) & Codeforces Round #248 (Div. 1) 7
771 Game Categories Codeforces Codeforces Beta Round #46 (Div. 2) 7
772 Right Triangles Categories Codeforces Codeforces Testing Round #1 7
773 Captains Mode Categories Codeforces Codeforces Round #222 (Div. 1) & Codeforces Round #222 (Div. 2) 7
774 Kleofáš and the n-thlon Categories Codeforces Codeforces Round #333 (Div. 1) & Codeforces Round #333 (Div. 2) 7
775 Lucky Number Representation Categories Codeforces Codeforces Round #206 (Div. 1) 7
776 Identify the Number Categories A2 Online Judge 7
777 Top Secret Task Categories Codeforces Codeforces Round #327 (Div. 1) 7
778 Big Maximum Sum Categories Codeforces Codeforces Beta Round #67 (Div. 2) 7
779 Seller Bob Categories Codeforces Codeforces Beta Round #18 (Div. 2 Only) 7
780 Optical Experiment Categories Codeforces Manthan 2011 7
781 Hiking Categories Codeforces Codeforces Round #277.5 (Div. 2) 7
782 Table Tennis Categories UVA 7
783 Join Categories Timus 7
784 Wooden Fence Categories Codeforces Codeforces Round #117 (Div. 2) 7
785 Lunar Code Categories Timus 7
786 Let's Go Rolling! Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 7
787 Camels Categories Codeforces Codeforces Beta Round #14 (Div. 2) 7
788 Catch Sheep Categories SPOJ 7
789 Little Artem and Random Variable Categories Codeforces VK Cup 2016 - Round 2 7
790 Petya and Spiders Categories Codeforces Codeforces Beta Round #85 (Div. 1 Only) & Codeforces Beta Round #85 (Div. 2 Only) 7
791 Brainfuck Categories Timus 7
792 Pawn Categories Codeforces Codeforces Beta Round #40 (Div. 2) 7
793 Maximum Sub-sequence Product Categories Live Archive 1996 Europe - Southeastern 7
794 Valera and Fools Categories Codeforces Codeforces Round #216 (Div. 2) 7
795 Word Cut Categories Codeforces Croc Champ 2012 - Round 2 7
796 Shooting Gallery Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 7
797 Ciel and Gondolas Categories Codeforces Codeforces Round #190 (Div. 1) 7
798 New Year Domino Categories Codeforces Good Bye 2014 7
799 Cactus Categories Codeforces Codeforces Round #143 (Div. 2) 7
800 Beautiful Pairs of Numbers Categories Codeforces Codeforces Round #236 (Div. 1) 7
801 Education Reform Categories Codeforces Codeforces Beta Round #90 7
802 FibonacciKnapsack Categories TopCoder SRM 352 - Div1 medium] (10709) 7
803 Transmitting Levels Categories Codeforces ZeptoLab Code Rush 2015 7
804 Quest Categories Codeforces VK Cup 2015 - Round 3 (unofficial online mirror, Div. 1 only) 7
805 Inna and Sequence Categories Codeforces Codeforces Round #220 (Div. 2) 7
806 Devu and Birthday Celebration Categories Codeforces Codeforces Round #251 (Div. 2) 7
807 Spiral Maximum Categories Codeforces Croc Champ 2012 - Round 1 7
808 Magic Numbers Categories Codeforces Educational Codeforces Round 8 7
809 Maxim and Matrix Categories Codeforces Codeforces Round #160 (Div. 1) & Codeforces Round #160 (Div. 2) 7
810 LionAge II Categories Codeforces Codeforces Beta Round #66 7
811 Lizards and Basements 2 Categories Codeforces Codeforces Beta Round #6 (Div. 2 Only) 7
812 Plus and xor Categories Codeforces All-Ukrainian School Olympiad in Informatics 7
813 Playing War Categories UVA 7
814 First Digit Law Categories Codeforces Codeforces Beta Round #50 7
815 Martian Plates Categories Timus 7
816 Yaroslav and Two Strings Categories Codeforces Codeforces Round #179 (Div. 2) 7
817 Merry-go-round Categories Timus 7
818 Cats Transport Categories Codeforces Codeforces Round #185 (Div. 1) & Codeforces Round #185 (Div. 2) 7
819 Oil Skimming Categories A2 Online Judge 7
820 Treeland Tour Categories Codeforces Codeforces Round #279 (Div. 2) 7
821 Group Projects Categories Codeforces 8VC Venture Cup 2016 - Elimination Round 7
822 Two Longest Paths Categories UVA 7
823 Brackets Categories Codeforces Codeforces Beta Round #92 (Div. 1 Only) & Codeforces Beta Round #92 (Div. 2 Only) 8
824 Bombing Categories Codeforces Codeforces Beta Round #47 8
825 Shaass the Great Categories Codeforces Codeforces Round #178 (Div. 2) 8
826 Progress Monitoring Categories Codeforces Codeforces Round #289 (Div. 2, ACM ICPC Rules) 8
827 Maxim and Increasing Subsequence Categories Codeforces Codeforces Round #160 (Div. 1) 8
828 Mausoleum Categories Codeforces Codeforces Round #Pi (Div. 2) 8
829 LCS Again Categories Codeforces Codeforces Round #320 (Div. 1) [Bayan Thanks-Round] & Codeforces Round #320 (Div. 2) [Bayan Thanks-Round] 8
830 Constants in the language of Shakespeare Categories Codeforces Codeforces Beta Round #96 (Div. 1) 8
831 Duckindromes Categories UVA 8
832 Wilbur and Trees Categories Codeforces Codeforces Round #331 (Div. 2) 8
833 Blood Cousins Return Categories Codeforces Codeforces Round #151 (Div. 2) 8
834 Diverse Substrings Categories Codeforces Testing Round #9 8
835 One-Based Arithmetic Categories Codeforces Testing Round #10 8
836 The Chocolate Spree Categories Codeforces Manthan, Codefest 16 8
837 Clearing Up Categories Codeforces Codeforces Round #101 (Div. 2) 8
838 Game with Strings Categories Codeforces Codeforces Round #275 (Div. 1) & Codeforces Round #275 (Div. 2) 8
839 Multicolored Marbles Categories Codeforces VK Cup 2012 Finals, Practice Session 8
840 World of Darkraft - 2 Categories Codeforces Codeforces Round #265 (Div. 1) 8
841 Bath Queue Categories Codeforces Codeforces Beta Round #28 (Codeforces format) 8
842 Xenia and Dominoes Categories Codeforces Codeforces Round #199 (Div. 2) 8
843 Polycarpus the Safecracker Categories Codeforces VK Cup 2012 Round 1 8
844 Balance Categories Codeforces Codeforces Beta Round #17 8
845 Gifts Categories Codeforces Codeforces Round #142 (Div. 1) 8
846 Linear Kingdom Races Categories Codeforces Codeforces Beta Round #87 (Div. 1 Only) 8
847 Petya and Coloring Categories Codeforces Codeforces Beta Round #85 (Div. 1 Only) 8
848 Lucky Arrays Categories Codeforces Codeforces Round #156 (Div. 1) 8
849 Beautiful Road Categories Codeforces Codeforces Beta Round #73 (Div. 1 Only) 8
850 Jeff and Brackets Categories Codeforces Codeforces Round #204 (Div. 1) & Codeforces Round #204 (Div. 2) 8
851 The Minimum Number of Variables Categories Codeforces Codeforces Round #171 (Div. 2) 8
852 Preorder Test Categories Codeforces 8VC Venture Cup 2016 - Final Round 8
853 Help Caretaker Categories Codeforces Codeforces Round #102 (Div. 1) & Codeforces Round #102 (Div. 2) 8
854 Helping People Categories Codeforces Codeforces Round #282 (Div. 1) & Codeforces Round #282 (Div. 2) 8
855 Fibonacci Sums Categories Codeforces Codeforces Beta Round #93 (Div. 1 Only) 8
856 What Has Dirichlet Got to Do with That? Categories Codeforces School Team Contest #1 (Winter Computer School 2010/11) 8
857 Cows and Cool Sequences Categories Codeforces Codeforces Round #174 (Div. 1) 8
858 Beads Categories Codeforces Codeforces Beta Round #8 8
859 Yekaterinburg Subway Categories Timus 8
860 Famil Door and Roads Categories Codeforces Codeforces Round #343 (Div. 2) 8
861 Turtles Categories Codeforces Codeforces Round #202 (Div. 1) 8
862 Vowels Categories Codeforces Codeforces Round #225 (Div. 1) 8
863 Periodical Numbers Categories Codeforces Codeforces Round #132 (Div. 2) 8
864 Product Sum Categories Codeforces Codeforces Round #344 (Div. 2) 8
865 Changing a String Categories Codeforces Codeforces Beta Round #52 (Div. 2) 8
866 e-Government Categories Codeforces VK Cup 2012 Round 2 8
867 Superhero's Job Categories Codeforces VK Cup 2015 - Round 3 (unofficial online mirror, Div. 1 only) 8
868 Widget Library Categories Codeforces Codeforces Beta Round #74 (Div. 1 Only) & Codeforces Beta Round #74 (Div. 2 Only) 8
869 Drazil and Morning Exercise Categories Codeforces Codeforces Round #292 (Div. 1) 8
870 Tree Categories Codeforces Codeforces Beta Round #23 8
871 Sereja and Sets Categories Codeforces Codeforces Round #243 (Div. 1) 8
872 Antichain Categories Codeforces Codeforces Round #205 (Div. 2) 8
873 Frequent Flyer Card Categories Timus 8
874 Flights for Regular Customers Categories Codeforces Codeforces Round #319 (Div. 1) 8
875 Fibonacci army Categories Codeforces Unknown Language Round #2 8
876 Birthday Categories Codeforces Codeforces Round #282 (Div. 1) 8
877 Dead Ends Categories Codeforces Codeforces Beta Round #49 (Div. 2) 8
878 Alex and Complicated Task Categories Codeforces Codeforces Round #267 (Div. 2) 8
879 Sweets Game Categories Codeforces Codeforces Beta Round #59 (Div. 2) 8
880 Greg and Caves Categories Codeforces Codeforces Round #179 (Div. 1) 8
881 IT Restaurants Categories Codeforces VK Cup 2012 Finals (unofficial online-version) 8
882 Dormitory Categories Codeforces Codeforces Round #155 (Div. 2) 8
883 Numbers Categories Codeforces Codeforces Beta Round #72 (Div. 1 Only) 8
884 Lucky Country Categories Codeforces Codeforces Beta Round #77 (Div. 1 Only) 8
885 Zip-line Categories Codeforces Codeforces Round #345 (Div. 1) 8
886 Vanya and Balloons Categories Codeforces Codeforces Round #355 (Div. 2) 8
887 Flag 2 Categories Codeforces Codeforces Beta Round #18 (Div. 2 Only) 8
888 Thief in a Shop Categories Codeforces Educational Codeforces Round 9 8
889 Scheme Categories Codeforces Codeforces Beta Round #22 (Div. 2 Only) 8
890 The Child and Polygon Categories Codeforces Codeforces Round #250 (Div. 2) & Codeforces Round #250 (Div. 1) 8
891 Triangles Categories Codeforces Codeforces Beta Round #13 8
892 Levko and Strings Categories Codeforces Codeforces Round #210 (Div. 1) & Codeforces Round #210 (Div. 2) 8
893 Little Elephant and Broken Sorting Categories Codeforces Codeforces Round #157 (Div. 1) 8
894 Broken robot Categories Codeforces Codeforces Beta Round #24 8
895 Game with Strings Categories Codeforces Codeforces Round #206 (Div. 1) & Codeforces Round #206 (Div. 2) 8
896 Inventory Categories UVA 8
897 Binary Table Categories Codeforces CROC 2016 - Final Round [Private, For Onsite Finalists Only] 8
898 Fractal Detector Categories Codeforces Codeforces Round #141 (Div. 2) 8
899 Tower of Hanoi Categories Codeforces Codeforces Round #230 (Div. 1) & Codeforces Round #230 (Div. 2) 8
900 Petya and Post Categories Codeforces Codeforces Beta Round #61 (Div. 2) 8
901 Painting Square Categories Codeforces Codeforces Round #181 (Div. 2) 8
902 TV Game Categories Codeforces Codeforces Beta Round #31 (Div. 2, Codeforces format) 8
903 Zublicanes and Mumocrates Categories Codeforces Codeforces Round #322 (Div. 2) 8
904 Tourist Categories Codeforces All-Ukrainian School Olympiad in Informatics 8
905 Inversions problem Categories Codeforces Rockethon 2015 8
906 Biathlon Track Categories Codeforces Codeforces Round #242 (Div. 2) 8
907 2048 Categories Codeforces Coder-Strike 2014 - Round 2 8
908 Bear and Floodlight Categories Codeforces Codeforces Round #226 (Div. 2) 8
909 Parcels Categories Codeforces Codeforces Round #274 (Div. 1) 8
910 Dot Categories Codeforces Codeforces Beta Round #63 (Div. 2) 8
911 Lostborn Categories Codeforces Codeforces Beta Round #76 (Div. 1 Only) 9
912 Pasha and Pipe Categories Codeforces Codeforces Round #293 (Div. 2) 9
913 And Yet Another Bracket Sequence Categories Codeforces VK Cup 2015 - Round 1 9
914 Password Categories Codeforces Codeforces Beta Round #71 9
915 Number Challenge Categories Codeforces Codeforces Round #146 (Div. 1) 9
916 Dima and Figure Categories Codeforces Codeforces Round #167 (Div. 1) 9
917 Defining Macros Categories Codeforces Codeforces Beta Round #7 9
918 Writing a Song Categories Codeforces Codeforces Beta Round #50 9
919 PE Lesson Categories Codeforces ABBYY Cup 3.0 9
920 Tavas in Kansas Categories Codeforces Codeforces Round #299 (Div. 1) 9
921 Liars and Serge Categories Codeforces Codeforces Round #156 (Div. 1) 9
922 Somali Pirates Categories Timus 9
923 Polo the Penguin and Lucky Numbers Categories Codeforces Codeforces Round #177 (Div. 1) 9
924 Brand New Problem Categories Codeforces Codeforces Round #127 (Div. 1) 9
925 Tachibana Kanade's Tofu Categories Codeforces Codeforces Round #248 (Div. 2) & Codeforces Round #248 (Div. 1) 9
926 Shoe Store Categories Codeforces Codeforces Round #113 (Div. 2) 9
927 StackingBoxes Categories TopCoder SRM 261 - Div1 hard] (7995) 9
928 Colorful Stones Categories Codeforces Codeforces Round #162 (Div. 1) 9
929 Little Elephant and Triangle Categories Codeforces Codeforces Round #136 (Div. 1) 9
930 Quick Tortoise Categories Codeforces Codeforces Round #144 (Div. 1) 9
931 Information Reform Categories Codeforces Codeforces Beta Round #64 9
932 Sereja and Squares Categories Codeforces Codeforces Round #187 (Div. 1) 9
933 Arrangement Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) & Codeforces Beta Round #83 (Div. 2 Only) 9
934 Caterpillar Categories Codeforces Codeforces Beta Round #48 9
935 Random Function and Tree Categories Codeforces Codeforces Round #275 (Div. 1) 9
936 Sandy and Nuts Categories Codeforces Codeforces Round #332 (Div. 2) 9
937 Moon Craters Categories Codeforces School Team Contest #1 (Winter Computer School 2010/11) 9
938 Valera and Number Categories Codeforces Codeforces Round #252 (Div. 2) 9
939 Candy Store Categories Live Archive 2012 North America - Southeast USA 9
940 Sereja and Intervals Categories Codeforces Codeforces Round #215 (Div. 1) 9
941 Plane of Tanks: Duel Categories Codeforces Codeforces Round #115 9
942 Polycarp's Masterpiece Categories Codeforces 2015-2016 ACM-ICPC, NEERC, Southern Subregional Contest (Online Mirror, ACM-ICPC Rules, Teams Preferred) 9
943 Pairs Categories Codeforces Yandex.Algorithm Open 2011 Qualification 1 9
944 Fox And Travelling Categories Codeforces Codeforces Round #290 (Div. 1) 9
945 Maxim and Calculator Categories Codeforces Codeforces Round #160 (Div. 1) 9
946 Hanger Categories Codeforces Codeforces Beta Round #68 9
947 Subarray Cuts Categories Codeforces Rockethon 2015 9
948 Binary Key Categories Codeforces Codeforces Round #193 (Div. 2) 9
949 Sequence of Balls Categories Codeforces Manthan 2011 9
950 Wilbur and Strings Categories Codeforces Codeforces Round #331 (Div. 2) 9
951 Castle Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) 9
952 Domino Carpet Categories Codeforces Codeforces Beta Round #69 (Div. 1 Only) 9
953 Pudding Monsters Categories Codeforces Zepto Code Rush 2014 9
954 Steaks on Board Categories Timus 9
955 Largest Submatrix 3 Categories Codeforces Codeforces Round #239 (Div. 1) 9
956 Nuclear Fusion Categories Codeforces Codeforces Beta Round #65 (Div. 2) 9
957 Game with Points Categories Codeforces Testing Round #9 9
958 Cowboys Categories Codeforces VK Cup 2012 Finals (unofficial online-version) 9
959 Crime Management Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) 9
960 Faryuks Categories Timus 9
961 A Museum Robbery Categories Codeforces Codeforces Round #333 (Div. 1) 9
962 Horse Races Categories Codeforces Codeforces Beta Round #77 (Div. 1 Only) & Codeforces Beta Round #77 (Div. 2 Only) 9
963 Don't fear, DravDe is kind Categories Codeforces Codeforces Beta Round #28 (Codeforces format) 9
964 Rhombus Categories Codeforces Codeforces Round #161 (Div. 2) 9
965 Meeting Her Categories Codeforces Codeforces Round #148 (Div. 1) 9
966 Mission Impassable Categories Codeforces Codeforces Round #107 (Div. 1) 9
967 Stairs and Lines Categories Codeforces Codeforces Round #284 (Div. 1) 9
968 Subarray Cuts Categories Codeforces Rockethon 2015 9
969 Dreamoon and Binary Categories Codeforces Codeforces Round #272 (Div. 1) 9
970 Maze Categories Codeforces Codeforces Beta Round #92 (Div. 1 Only) 9
971 World of Darkraft Categories Codeforces Codeforces Beta Round #99 (Div. 1) 9
972 Roads in Yusland Categories Codeforces Codeforces Round #352 (Div. 1) 9
973 Little Elephant and Retro Strings Categories Codeforces Codeforces Round #129 (Div. 1) 9
974 Candies and Stones Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) 9
975 Lesson Timetable Categories Codeforces Codeforces Beta Round #37 9
976 Ivan the Fool VS Gorynych the Dragon Categories Codeforces School Personal Contest #3 (Winter Computer School 2010/11) - Codeforces Beta Round #45 (ACM-ICPC Rules) 9
977 Wall Bars Categories Codeforces Codeforces Round #164 (Div. 2) 9
978 Piglet's Birthday Categories Codeforces Codeforces Round #152 (Div. 2) & Codeforces Round #152 (Div. 1) 9
979 The Great Julya Calendar Categories Codeforces ABBYY Cup 3.0 - Finals (online version) 9
980 Gerald and Path Categories Codeforces Codeforces Round #313 (Div. 1) 9
981 PE Lesson Categories Codeforces ABBYY Cup 3.0 9
982 Bags and Coins Categories Codeforces Codeforces Round #207 (Div. 1) 9
983 Garden Categories Codeforces Codeforces Round #108 (Div. 2) 9
984 Two Subsequences Categories Codeforces Codeforces Beta Round #72 (Div. 1 Only) 9
985 Rectangles and Square Categories Codeforces MemSQL start[c]up Round 2 - online version 9
986 Pilgrims Categories Codeforces Codeforces Round #202 (Div. 1) 9
987 Half-decay tree Categories Codeforces Codeforces Beta Round #62 9
988 Ciel and Flipboard Categories Codeforces Codeforces Round #190 (Div. 1) 9
989 Formurosa Categories Codeforces Codeforces Round #134 (Div. 1) & Codeforces Round #134 (Div. 2) 9
990 Representative Sampling Categories Codeforces ABBYY Cup 2.0 - Hard 9
991 Journey Categories Codeforces Codeforces Beta Round #53 9
992 T-shirt Categories Codeforces Croc Champ 2012 - Final 9
993 Common ancestor Categories Codeforces Codeforces Beta Round #46 (Div. 2) 9
994 Flags Categories Codeforces Codeforces Beta Round #76 (Div. 1 Only) 9
995 Smart Boy Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 9
996 Donkey and Stars Categories Codeforces Codeforces Round #152 (Div. 1) 9
997 The Great Julya Calendar Categories Codeforces ABBYY Cup 3.0 - Finals (online version) 9
998 Maximum Waterfall Categories Codeforces Codeforces Round #165 (Div. 1) 9
999 Triangles Categories Codeforces Codeforces Beta Round #15 9
1000 PE Lesson Categories Codeforces ABBYY Cup 3.0 9
1001 Simplified Nonogram Categories Codeforces Codeforces Round #298 (Div. 2) 9
1002 Positions in Permutations Categories Codeforces Codeforces Round #175 (Div. 2) 9
1003 Hyper String Categories Codeforces Croc Champ 2012 - Round 2 9
1004 Strange Calculation and Cats Categories Codeforces Codeforces Round #329 (Div. 2) 9
1005 New Year Shopping Categories Codeforces Good Bye 2014 9
1006 Genetic engineering Categories Codeforces Yandex.Algorithm 2011 Round 2 9
1007 New Year Garland Categories Codeforces Codeforces Round #100 9
1008 Clever Fat Rat Categories Codeforces Codeforces Round #118 (Div. 1) & Codeforces Round #118 (Div. 2) 10
1009 Puzzle Lover Categories Codeforces Codeforces Round #339 (Div. 1) 10
1010 School Categories Codeforces School Team Contest #3 (Winter Computer School 2010/11) 10
1011 The Great Marathon Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 10
1012 Berland Federalization Categories Codeforces Testing Round #10 10
1013 To Hack or not to Hack Categories Codeforces CROC 2016 - Final Round [Private, For Onsite Finalists Only] 10
1014 Dynamic Assignment Problem Categories SPOJ 10
1015 Deja Vu Categories Codeforces ABBYY Cup 3.0 - Finals (online version) 10
1016 New Year Cactus Categories Codeforces Good Bye 2013 10
1017 Unambiguous Arithmetic Expression Categories Codeforces Codeforces Beta Round #87 (Div. 1 Only) 10
1018 Yaroslav and Arrangements Categories Codeforces Codeforces Round #182 (Div. 1) 10
1019 Jzzhu and Squares Categories Codeforces Codeforces Round #257 (Div. 1) 10
1020 Inversions problem Categories Codeforces Rockethon 2015 10
1021 Colored Jenga Categories Codeforces Codeforces Round #242 (Div. 2) 10
1022 Vasily the Bear and Painting Square Categories Codeforces Codeforces Round #195 (Div. 2) 10
1023 Galaxy Union Categories Codeforces School Personal Contest #3 (Winter Computer School 2010/11) - Codeforces Beta Round #45 (ACM-ICPC Rules) 10
1024 Red and Black Tree Categories Codeforces Codeforces Round #221 (Div. 1) 10
1025 Transferring Pyramid Categories Codeforces Codeforces Round #206 (Div. 1) 10
1026 Tree and Table Categories Codeforces Codeforces Round #153 (Div. 1) 10
1027 Dima and Game Categories Codeforces Codeforces Round #167 (Div. 1) 10
1028 Ksenia and Combinatorics Categories Codeforces Codeforces Round #224 (Div. 2) 10
1029 Random Ranking Categories Codeforces Codeforces Round #183 (Div. 1) 10
1030 Little Pony and Elements of Harmony Categories Codeforces Codeforces Round #259 (Div. 1) 10
1031 Number of Binominal Coefficients Categories Codeforces Codeforces Round #323 (Div. 1) 10
1032 Roadside Trees Categories Codeforces Codeforces Round #162 (Div. 1) 10
1033 Bear and Cavalry Categories Codeforces Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 1) 10
1034 Four Divisors Categories Codeforces Educational Codeforces Round 12 10
1035 Power Defence Categories Codeforces Codeforces Round #115 10
1036 Longest Increasing Subsequence Categories Codeforces Codeforces Round #315 (Div. 1) 10
1037 Transforming Sequence Categories Codeforces AIM Tech Round (Div. 1) 10
1038 Longest Subsequence Categories Live Archive 2004 Asia - Manila 10
1039 An easy problem about trees Categories Codeforces MemSQL Start[c]UP 2.0 - Round 2 10
1040 Banners Categories Codeforces Zepto Code Rush 2014 10
1041 Mrs. Hudson's Pancakes Categories Codeforces Codeforces Round #110 (Div. 1) 10
1042 Sequence Transformation Categories Codeforces Codeforces Round #172 (Div. 1) 10
1043 #dynamic-programming&nbsp;(168)</span> Categories SPOJ 10
1044 Boolean Function Categories Codeforces Codeforces Round #323 (Div. 1) 10
1045 World Evil Categories Codeforces Codeforces Beta Round #58 10
1046 Stock Trading Categories Codeforces Rockethon 2014 10
1047 Cookie Clicker Categories Codeforces Codeforces Round #222 (Div. 1) 10
1048 Geometry Categories Live Archive 2005 Asia - Kolkata 10
1049 Cubes Categories Codeforces Codeforces Round #150 (Div. 1) 10
1050 Kojiro and Furrari Categories Codeforces Codeforces Round #322 (Div. 2) 10
1051 Mutation Categories Codeforces All-Ukrainian School Olympiad in Informatics 10
1052 Forward, march! Categories Codeforces Codeforces Beta Round #11 10
1053 Hellish Constraints Categories Codeforces Codeforces Beta Round #99 (Div. 1) 10
1054 Kyoya and Train Categories Codeforces Codeforces Round #309 (Div. 1) 10
1055 Simba on the Circle Categories Codeforces Educational Codeforces Round 4 10
1056 Dynamic Programming Categories A2 Online Judge 10
1057 Digits of Number Pi Categories Codeforces Codeforces Round #325 (Div. 1) 10
1058 Subsequences Return Categories Codeforces Codeforces Round #283 (Div. 1) 10
1059 Permanent Categories Codeforces Codeforces Round #268 (Div. 1) 10
1060 Combining Slimes Categories Codeforces Wunder Fund Round 2016 (Div. 1 + Div. 2 combined) 10
1061 Xenia and String Problem Categories Codeforces Codeforces Round #207 (Div. 1) 10
1062 Summer Reading Categories Codeforces Codeforces Round #217 (Div. 2) 10
1063 Help Shrek and Donkey Categories Codeforces Codeforces Beta Round #78 (Div. 1 Only) 10
1064 Google Code Jam Categories Codeforces Codeforces Round #170 (Div. 1) 10
1065 Counting Skyscrapers Categories Codeforces MemSQL start[c]up Round 2 - online version 10
1066 Buy One, Get One Free Categories Codeforces MemSQL start[c]up Round 2 - online version 10
1067 Doe Graphs Categories Codeforces Codeforces Round #144 (Div. 1) & Codeforces Round #144 (Div. 2) 10
1068 Expression Categories Codeforces Codeforces Beta Round #54 (Div. 2) 10