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Greedy problems
Problem Name Online Judge Year Contest Difficulty Level
1 Bear and Raspberry Categories Codeforces Codeforces Round #226 (Div. 2) 1
2 Optimal Array Multiplication Sequence Categories UVA 1
3 Beautiful Paintings Categories Codeforces Codeforces Round #345 (Div. 2) 1
4 At most twice Categories Live Archive 2015 Latin America 1
5 Chewba?ca and Number Categories Codeforces Codeforces Round #291 (Div. 2) 1
6 Roadside Trees (Simplified Edition) Categories Codeforces Codeforces Round #162 (Div. 2) 1
7 Army Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 1
8 Domino piling Categories Codeforces Codeforces Beta Round #47 1
9 Table Decorations Categories Codeforces Codeforces Round #273 (Div. 2) 1
10 All in All Categories UVA 1
11 Two Buttons Categories Codeforces Codeforces Round #295 (Div. 2) 1
12 TL Categories Codeforces Codeforces Round #203 (Div. 2) 1
13 Soldier and Badges Categories Codeforces Codeforces Round #304 (Div. 2) 1
14 Maximum Sum (II) Categories UVA 1
15 Dragons Categories Codeforces Codeforces Round #142 (Div. 2) 1
16 Quasi Binary Categories Codeforces Codeforces Round #300 1
17 Mahmoud and a Triangle Categories Codeforces Codeforces Round #396 (Div. 2) 1
18 Duff and Meat Categories Codeforces Codeforces Round #326 (Div. 2) 1
19 Business trip Categories Codeforces Codeforces Round #106 (Div. 2) 1
20 Slightly Decreasing Permutations Categories Codeforces Codeforces Round #175 (Div. 2) 1
21 Tanya and Toys Categories Codeforces Codeforces Round #346 (Div. 2) 1
22 Little Elephant and Bits Categories Codeforces Codeforces Round #157 (Div. 1) & Codeforces Round #157 (Div. 2) 1
23 Drazil and Factorial Categories Codeforces Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1) 1
24 The Stern-Brocot Number System Categories UVA 1
25 Equidistant String Categories Codeforces Codeforces Round #303 (Div. 2) 1
26 Building Permutation Categories Codeforces Codeforces Round #175 (Div. 2) 1
27 BerSU Ball Categories Codeforces Codeforces Round #277.5 (Div. 2) 1
28 Adding Reversed Numbers Categories SPOJ 1
29 Fox and Number Game Categories Codeforces Codeforces Round #228 (Div. 2) 1
30 The number of positions Categories Codeforces Codeforces Beta Round #92 (Div. 2 Only) 1
31 DZY Loves Strings Categories Codeforces Codeforces Round #255 (Div. 2) 1
32 Case of the Zeros and Ones Categories Codeforces Codeforces Round #310 (Div. 2) 1
33 Expedition Categories SPOJ 1
34 USB Flash Drives Categories Codeforces Educational Codeforces Round 3 1
35 Team Categories Codeforces Codeforces Round #143 (Div. 2) 1
36 Appleman and Toastman Categories Codeforces Codeforces Round #263 (Div. 1) & Codeforces Round #263 (Div. 2) 1
37 Woodcutters Categories Codeforces Codeforces Round #303 (Div. 2) 1
38 Given Length and Sum of Digits... Categories Codeforces Codeforces Round #277.5 (Div. 2) 1
39 Gravity Flip Categories Codeforces Codeforces Round #238 (Div. 2) 1
40 Theatre Square Categories Codeforces Codeforces Beta Round #1 1
41 Exams Categories Codeforces Codeforces Round #274 (Div. 2) & Codeforces Round #274 (Div. 1) 1
42 DIE HARD Categories SPOJ 1
43 Helpful Maths Categories Codeforces Codeforces Round #197 (Div. 2) 1
44 The Bus Driver Problem Categories UVA 1
45 Vladik and flights Categories Codeforces Codeforces Round #384 (Div. 2) 1
46 Wine trading in Gergovia Categories SPOJ 1
47 Bon Appetit Categories CodeChef 1
48 Choosing Teams Categories Codeforces Codeforces Round #246 (Div. 2) 1
49 Little Girl and Game Categories Codeforces Codeforces Round #169 (Div. 2) 1
50 Ilya and Diplomas Categories Codeforces Codeforces Round #311 (Div. 2) 1
51 Bachgold Problem Categories Codeforces Codeforces Round #388 (Div. 2) 1
52 OR in Matrix Categories Codeforces Codeforces Round #277 (Div. 2) 1
53 Team Categories Codeforces Codeforces Round #235 (Div. 2) 1
54 Vitaliy and Pie Categories Codeforces Codeforces Round #297 (Div. 2) 1
55 Help the soldier Categories SPOJ 1
56 Twins Categories Codeforces Codeforces Round #111 (Div. 2) 1
57 Team Olympiad Categories Codeforces Codeforces Round #279 (Div. 2) 1
58 Amr and Music Categories Codeforces Codeforces Round #287 (Div. 2) 1
59 Cinema Line Categories Codeforces Codeforces Round #202 (Div. 2) 1
60 Shortest path of the king Categories Codeforces Codeforces Beta Round #3 1
61 Queue Categories Codeforces Codeforces Round #303 (Div. 2) 1
62 I AM VERY BUSY Categories SPOJ 1
63 Shopaholic Categories UVA 1
64 Chat room Categories Codeforces Codeforces Beta Round #54 (Div. 2) 1
65 Patrick and Shopping Categories Codeforces Codeforces Round #332 (Div. 2) 1
66 Magic Numbers Categories Codeforces Codeforces Round #189 (Div. 2) 1
67 Devu, the Singer and Churu, the Joker Categories Codeforces Codeforces Round #251 (Div. 2) 1
68 Sale Categories Codeforces Codeforces Beta Round #34 (Div. 2) 1
69 Joysticks Categories Codeforces Codeforces Round #345 (Div. 2) 1
70 Taxi Categories Codeforces VK Cup 2012 Qualification Round 1 1
71 Chocolate Categories SPOJ 1
72 Before an Exam Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 1
73 Random Teams Categories Codeforces Codeforces Round #273 (Div. 2) 1
74 Puzzles Categories Codeforces Codeforces Round #196 (Div. 2) 1
75 Wilbur and Array Categories Codeforces Codeforces Round #331 (Div. 2) 1
76 Sereja and Dima Categories Codeforces Codeforces Round #223 (Div. 2) 1
77 Simple Game Categories Codeforces Codeforces Round #316 (Div. 2) 1
78 A and B and Team Training Categories Codeforces Codeforces Round #294 (Div. 2) 1
79 Anton and currency you all know Categories Codeforces Codeforces Round #288 (Div. 2) 1
80 Dragon of Loowater Categories UVA 1
81 I Wanna Be the Guy Categories Codeforces Codeforces Round #268 (Div. 2) 1
82 Anton and Classes Categories Codeforces Codeforces Round #404 (Div. 2) 1
83 Diverse Permutation Categories Codeforces Codeforces Round #275 (Div. 1) & Codeforces Round #275 (Div. 2) 1
84 Duff and Weight Lifting Categories Codeforces Codeforces Round #326 (Div. 1) & Codeforces Round #326 (Div. 2) 2
85 Permutation Categories Codeforces Codeforces Beta Round #98 (Div. 2) 2
86 Counting Kangaroos is Fun Categories Codeforces Codeforces Round #219 (Div. 1) & Codeforces Round #219 (Div. 2) 2
87 Alyona and mex Categories Codeforces Codeforces Round #381 (Div. 1) & Codeforces Round #381 (Div. 2) 2
88 New Year Permutation Categories Codeforces Good Bye 2014 2
89 Summer sell-off Categories Codeforces Codeforces Round #415 (Div. 2) 2
90 Buggy Sorting Categories Codeforces Codeforces Round #151 (Div. 2) 2
91 Watering Grass Categories UVA 2
92 Dinner with Emma Categories Codeforces Educational Codeforces Round 5 2
93 Lesha and array splitting Categories Codeforces Codeforces Round #390 (Div. 2) 2
94 Alice, Bob and Chocolate Categories Codeforces Codeforces Beta Round #6 (Div. 2 Only) 2
95 Little Elephant and Music Categories CodeChef 2
96 Group of Students Categories Codeforces Codeforces Round #207 (Div. 2) 2
97 Sorting Railway Cars Categories Codeforces Codeforces Round #335 (Div. 1) & Codeforces Round #335 (Div. 2) 2
98 Bear and Strings Categories Codeforces Codeforces Round #226 (Div. 2) 2
99 Sail Categories Codeforces Codeforces Round #180 (Div. 2) 2
100 String Game Categories Codeforces Codeforces Round #402 (Div. 1) & Codeforces Round #402 (Div. 2) 2
101 New Year Book Reading Categories Codeforces Good Bye 2014 2
102 Increase and Decrease Categories Codeforces Codeforces Round #151 (Div. 2) 2
103 Towers Categories Codeforces Codeforces Round #274 (Div. 2) 2
104 Saruman of Many Colours Categories SPOJ 2
105 Covered Path Categories Codeforces Codeforces Round #298 (Div. 2) 2
106 Game of Credit Cards Categories Codeforces Codeforces Round #401 (Div. 2) 2
107 Train TimeTable Categories SPOJ 2
108 GCD Table Categories Codeforces Codeforces Round #323 (Div. 1) & Codeforces Round #323 (Div. 2) 2
109 Ksenia and Pan Scales Categories Codeforces Codeforces Round #224 (Div. 2) 2
110 Mike and Fun Categories Codeforces Codeforces Round #305 (Div. 2) 2
111 Points on Line Categories Codeforces Codeforces Round #153 (Div. 1) & Codeforces Round #153 (Div. 2) 2
112 Vanya and Exams Categories Codeforces Codeforces Round #280 (Div. 2) 2
113 Xenia and Divisors Categories Codeforces Codeforces Round #199 (Div. 2) 2
114 Dynamic Frog Categories UVA 2
115 Tourist's Notes Categories Codeforces Codeforces Round #300 2
116 Design Tutorial: Make It Nondeterministic Categories Codeforces Codeforces Round #270 2
117 Valued Keys Categories Codeforces Codeforces Round #409 (rated, Div. 2, based on VK Cup 2017 Round 2) 2
118 Valuable Resources Categories Codeforces Codeforces Round #276 (Div. 2) 2
119 George and Round Categories Codeforces Codeforces Round #227 (Div. 2) 2
120 Fox And Names Categories Codeforces Codeforces Round #290 (Div. 2) & Codeforces Round #290 (Div. 1) 2
121 Ambitious Manager Categories SPOJ 2
122 Leha and Function Categories Codeforces Codeforces Round #429 (Div. 1) & Codeforces Round #429 (Div. 2) 2
123 Coin Collector Categories UVA 2
124 Fox and Cross Categories Codeforces Codeforces Round #228 (Div. 2) 2
125 24 Game Categories Codeforces Codeforces Round #268 (Div. 1) & Codeforces Round #268 (Div. 2) 2
126 Our Tanya is Crying Out Loud Categories Codeforces Codeforces Round #466 (Div. 2) 2
127 Little Pigs and Wolves Categories Codeforces Codeforces Beta Round #87 (Div. 2 Only) 2
128 Painting Pebbles Categories Codeforces Codeforces Round #289 (Div. 2, ACM ICPC Rules) 2
129 The Child and Toy Categories Codeforces Codeforces Round #250 (Div. 2) & Codeforces Round #250 (Div. 1) 2
130 Boys and Girls Categories Codeforces Codeforces Round #154 (Div. 2) 2
131 Milk Scheduling Categories SPOJ 2
132 Yaroslav and Permutations Categories Codeforces Codeforces Round #179 (Div. 2) 2
133 Combination Categories Codeforces Codeforces Round #109 (Div. 2) 2
134 Appleman and Card Game Categories Codeforces Codeforces Round #263 (Div. 2) 2
135 Ciel and Dancing Categories Codeforces Codeforces Round #190 (Div. 2) 2
136 Removing Columns Categories Codeforces Codeforces Round #283 (Div. 2) & Codeforces Round #283 (Div. 1) 2
137 Airport Categories Codeforces Codeforces Round #134 (Div. 2) 2
138 New Year Ratings Change Categories Codeforces Good Bye 2013 2
139 Planning Categories Codeforces Codeforces Round #433 (Div. 1, based on Olympiad of Metropolises) & Codeforces Round #433 (Div. 2, based on Olympiad of Metropolises) 2
140 Inventory Categories Codeforces Codeforces Round #315 (Div. 2) 2
141 Conan and Agasa play a Card Game Categories Codeforces Codecraft-18 and Codeforces Round #458 (Div. 1 + Div. 2, combined) 2
142 Fixing Typos Categories Codeforces Codeforces Round #211 (Div. 2) 2
143 Polo the Penguin and Strings Categories Codeforces Codeforces Round #177 (Div. 1) & Codeforces Round #177 (Div. 2) 2
144 Alternative Thinking Categories Codeforces Codeforces Round #334 (Div. 1) & Codeforces Round #334 (Div. 2) 2
145 Two Bags of Potatoes Categories Codeforces Codeforces Round #148 (Div. 2) 2
146 Urbanization Categories Codeforces Codeforces Round #382 (Div. 2) 2
147 Lucky Conversion Categories Codeforces Codeforces Round #104 (Div. 1) & Codeforces Round #104 (Div. 2) 2
148 Football Kit Categories Codeforces Codeforces Round #246 (Div. 2) 2
149 Table Categories Codeforces Codeforces Round #209 (Div. 2) 2
150 Pride Categories Codeforces Codeforces Round #446 (Div. 1) & Codeforces Round #446 (Div. 2) 2
151 Squares Categories Codeforces Codeforces Round #161 (Div. 2) 2
152 Not Afraid Categories Codeforces Codeforces Round #406 (Div. 2) 2
153 Palindrome Transformation Categories Codeforces Codeforces Round #277 (Div. 2) 2
154 Alternating Current Categories Codeforces Codeforces Round #200 (Div. 1) & Codeforces Round #200 (Div. 2) 2
155 Fox and Box Accumulation Categories Codeforces Codeforces Round #228 (Div. 1) & Codeforces Round #228 (Div. 2) 2
156 Cupboards Categories Codeforces Codeforces Round #152 (Div. 2) 2
157 Pasha and String Categories Codeforces Codeforces Round #297 (Div. 2) 2
158 Station Balance Categories UVA 2
159 DZY Loves Chemistry Categories Codeforces Codeforces Round #254 (Div. 2) 2
160 Unlucky Ticket Categories Codeforces Codeforces Round #111 (Div. 2) 2
161 Color the Fence Categories Codeforces Codeforces Round #202 (Div. 2) 2
162 k-Multiple Free Set Categories Codeforces Codeforces Round #168 (Div. 1) & Codeforces Round #168 (Div. 2) 2
163 Painting Eggs Categories Codeforces Codeforces Round #173 (Div. 2) 2
164 More Cowbell Categories Codeforces Codeforces Round #334 (Div. 2) 2
165 Making a String Categories Codeforces AIM Tech Round (Div. 2) 2
166 Coins Categories Codeforces Codeforces Beta Round #54 (Div. 2) 2
167 LLPS Categories Codeforces Codeforces Round #127 (Div. 2) 3
168 Error Correct System Categories Codeforces Codeforces Round #296 (Div. 2) 3
169 Valera and Fruits Categories Codeforces Codeforces Round #252 (Div. 2) 3
170 Snow Footprints Categories Codeforces Codeforces Round #180 (Div. 2) 3
171 Bear and String Distance Categories Codeforces Educational Codeforces Round 8 3
172 Booking System Categories Codeforces Codeforces Round #241 (Div. 2) 3
173 No to Palindromes! Categories Codeforces Codeforces Round #265 (Div. 1) & Codeforces Round #265 (Div. 2) 3
174 Ilya and Matrix Categories Codeforces Codeforces Round #186 (Div. 2) 3
175 Routine Problem Categories Codeforces Codeforces Round #196 (Div. 2) 3
176 Greedy Hydra Categories SPOJ 3
177 Ilya and Sticks Categories Codeforces Codeforces Round #297 (Div. 2) 3
178 Dice Tower Categories Codeforces Codeforces Round #139 (Div. 2) 3
179 Sereja and Stairs Categories Codeforces Codeforces Round #223 (Div. 2) 3
180 Palindromes Categories Live Archive 1995 North America - South Central USA 3
181 Petya and Inequiations Categories Codeforces Codeforces Beta Round #85 (Div. 1 Only) & Codeforces Beta Round #85 (Div. 2 Only) 3
182 Regular Bracket Sequence Categories Codeforces Codeforces Beta Round #26 (Codeforces format) 3
183 Anya and Ghosts Categories Codeforces Codeforces Round #288 (Div. 2) 3
184 Dress'em in Vests! Categories Codeforces VK Cup 2012 Round 1 3
185 Catch Me If You Can Categories SPOJ 3
186 Cloud of Hashtags Categories Codeforces Codeforces Round #401 (Div. 2) 3
187 Present Categories Codeforces Codeforces Round #262 (Div. 2) 3
188 Recycling Bottles Categories Codeforces Codeforces Round #352 (Div. 1) & Codeforces Round #352 (Div. 2) 3
189 Photographer Categories Codeforces Codeforces Round #128 (Div. 2) 3
190 Andrey and Problem Categories Codeforces Codeforces Round #253 (Div. 1) & Codeforces Round #253 (Div. 2) 3
191 Pearls in a Row Categories Codeforces Educational Codeforces Round 6 3
192 Vasya and Robot Categories Codeforces Codeforces Round #206 (Div. 1) & Codeforces Round #206 (Div. 2) 3
193 Purification Categories Codeforces Codeforces Round #192 (Div. 1) & Codeforces Round #192 (Div. 2) 3
194 Quiz Categories Codeforces Codeforces Round #196 (Div. 2) & Codeforces Round #196 (Div. 1) 3
195 Bombs Categories Codeforces Codeforces Round #203 (Div. 2) 3
196 Longest Regular Bracket Sequence Categories Codeforces Codeforces Beta Round #5 3
197 Karen and Game Categories Codeforces Codeforces Round #419 (Div. 1) & Codeforces Round #419 (Div. 2) 3
198 Maxim and Discounts Categories Codeforces Codeforces Round #160 (Div. 1) & Codeforces Round #160 (Div. 2) 3
199 Block Towers Categories Codeforces 8VC Venture Cup 2016 - Elimination Round 3
200 Voting Categories Codeforces Codeforces Round #388 (Div. 2) 3
201 Median Categories Codeforces Codeforces Round #113 (Div. 2) 3
202 Sereja and Contests Categories Codeforces Codeforces Round #235 (Div. 2) 3
203 New Reform Categories Codeforces Codeforces Round #346 (Div. 2) 3
204 Misha and Forest Categories Codeforces Codeforces Round #285 (Div. 2) & Codeforces Round #285 (Div. 1) 3
205 Pasha Maximizes Categories Codeforces Codeforces Round #249 (Div. 2) 3
206 Vanya and Scales Categories Codeforces Codeforces Round #308 (Div. 2) 3
207 Vasya and Public Transport Categories Codeforces Codeforces Round #206 (Div. 2) 3
208 Om Nom and Dark Park Categories Codeforces ZeptoLab Code Rush 2015 3
209 Playing Cubes Categories Codeforces Codeforces Round #159 (Div. 2) 3
210 Order Book Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 3
211 Lexicographically Maximum Subsequence Categories Codeforces Codeforces Round #124 (Div. 1) & Codeforces Round #124 (Div. 2) 3
212 Marina and Vasya Categories Codeforces Codeforces Round #324 (Div. 2) 3
213 The Child and Set Categories Codeforces Codeforces Round #250 (Div. 2) 3
214 Painting Fence Categories Codeforces Codeforces Round #256 (Div. 2) 3
215 Simple Strings Categories Codeforces Educational Codeforces Round 12 3
216 Milking cows Categories Codeforces Codeforces Round #225 (Div. 1) & Codeforces Round #225 (Div. 2) 3
217 Treasure Categories Codeforces Codeforces Round #282 (Div. 1) & Codeforces Round #282 (Div. 2) 3
218 Roma and Changing Signs Categories Codeforces Codeforces Round #160 (Div. 2) 3
219 Memory and De-Evolution Categories Codeforces Codeforces Round #370 (Div. 2) 3
220 Football Categories UVA 3
221 Mashmokh and Tokens Categories Codeforces Codeforces Round #240 (Div. 2) 3
222 "Or" Game Categories Codeforces Codeforces Round #320 (Div. 1) [Bayan Thanks-Round] & Codeforces Round #320 (Div. 2) [Bayan Thanks-Round] 3
223 Co-prime Array Categories Codeforces Educational Codeforces Round 11 3
224 Vasya and the Bus Categories Codeforces Codeforces Round #120 (Div. 2) 3
225 Testing Pants for Sadness Categories Codeforces Codeforces Beta Round #80 (Div. 1 Only) & Codeforces Beta Round #80 (Div. 2 Only) 3
226 Megacity Categories Codeforces Codeforces Round #242 (Div. 2) 3
227 Multithreading Categories Codeforces Codeforces Round #165 (Div. 2) 3
228 Xenia and Weights Categories Codeforces Codeforces Round #197 (Div. 2) 3
229 Long Jumps Categories Codeforces Codeforces Round #274 (Div. 2) & Codeforces Round #274 (Div. 1) 3
230 Secrets Categories Codeforces Codeforces Round #194 (Div. 1) & Codeforces Round #194 (Div. 2) 3
231 Ternary Logic Categories Codeforces Codeforces Beta Round #97 (Div. 2) 3
232 Sockets Categories Codeforces Codeforces Round #159 (Div. 2) 3
233 Burglar and Matches Categories Codeforces Codeforces Beta Round #16 (Div. 2 Only) 3
234 Little Girl and Maximum XOR Categories Codeforces Codeforces Round #169 (Div. 2) 3
235 Santa Claus and Robot Categories Codeforces Technocup 2017 - Elimination Round 3 3
236 School Marks Categories Codeforces Codeforces Round #301 (Div. 2) 3
237 Nuts Categories Codeforces Codeforces Round #236 (Div. 2) 3
238 Guess a number! Categories Codeforces Codeforces Round #241 (Div. 2) 3
239 Gargari and Bishops Categories Codeforces Codeforces Round #264 (Div. 2) 3
240 DNA Alignment Categories Codeforces Codeforces Round #295 (Div. 2) & Codeforces Round #295 (Div. 1) 3
241 Color Stripe Categories Codeforces Codeforces Round #135 (Div. 2) 3
242 Heap Operations Categories Codeforces Codeforces Round #357 (Div. 2) 3
243 Mike and gcd problem Categories Codeforces Codeforces Round #410 (Div. 2) 3
244 Robin Hood Categories Codeforces Codeforces Round #352 (Div. 1) & Codeforces Round #352 (Div. 2) 4
245 Olympic Medal Categories Codeforces Codeforces Round #132 (Div. 2) 4
246 K-Palindrome Categories A2 Online Judge 4
247 Amr and Chemistry Categories Codeforces Codeforces Round #312 (Div. 2) 4
248 Growing Mushrooms Categories Codeforces Codeforces Round #118 (Div. 2) 4
249 Friends or Not Categories Codeforces VK Cup 2012 Qualification Round 2 4
250 DZY Loves Modification Categories Codeforces Codeforces Round #255 (Div. 1) & Codeforces Round #255 (Div. 2) 4
251 Zero Tree Categories Codeforces Codeforces Round #168 (Div. 1) & Codeforces Round #168 (Div. 2) 4
252 Mischievous Mess Makers Categories Codeforces CROC 2016 - Elimination Round 4
253 Case of Fugitive Categories Codeforces Codeforces Round #310 (Div. 1) & Codeforces Round #310 (Div. 2) 4
254 MUH and House of Cards Categories Codeforces Codeforces Round #269 (Div. 2) 4
255 Division into Teams Categories Codeforces Codeforces Round #106 (Div. 2) 4
256 Clique Problem Categories Codeforces Codeforces Round #296 (Div. 2) & Codeforces Round #296 (Div. 1) 4
257 Ciel the Commander Categories Codeforces Codeforces Round #190 (Div. 1) & Codeforces Round #190 (Div. 2) 4
258 Troops of Sand Monsters Categories SPOJ 4
259 Subtraction Categories A2 Online Judge 4
260 Homework Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) & Codeforces Beta Round #79 (Div. 2 Only) 4
261 Matchmaker Categories Codeforces VK Cup 2012 Qualification Round 2 4
262 GukiZ hates Boxes Categories Codeforces Codeforces Round #307 (Div. 2) 4
263 INVITATION FOR TECHOFES Categories SPOJ 4
264 Tournament Categories Codeforces Codeforces Beta Round #27 (Codeforces format, Div. 2) 4
265 Well-known Numbers Categories Codeforces Codeforces Round #139 (Div. 2) 4
266 Special Task Categories Codeforces ABBYY Cup 3.0 4
267 Rebus Categories Codeforces Codeforces Round #347 (Div. 1) & Codeforces Round #347 (Div. 2) 4
268 Bus Game Categories Codeforces Codeforces Beta Round #71 4
269 Binary Number Categories Codeforces Codeforces Beta Round #75 (Div. 2 Only) 4
270 Jeff and Rounding Categories Codeforces Codeforces Round #204 (Div. 1) & Codeforces Round #204 (Div. 2) 4
271 Hometask Categories Codeforces Codeforces Round #109 (Div. 1) & Codeforces Round #109 (Div. 2) 4
272 Inna and Nine Categories Codeforces Codeforces Round #220 (Div. 2) 4
273 Eternal Victory Categories Codeforces Codeforces Beta Round #57 (Div. 2) 4
274 Jersey Politics Categories PKU 4
275 Drazil and Tiles Categories Codeforces Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1) 4
276 Little Elephant and Sorting Categories Codeforces Codeforces Round #129 (Div. 2) 4
277 Magical Boxes Categories Codeforces Codeforces Round #165 (Div. 1) & Codeforces Round #165 (Div. 2) 4
278 Toy Sum Categories Codeforces Codeforces Round #238 (Div. 2) & Codeforces Round #238 (Div. 1) 4
279 Make Palindrome Categories Codeforces Educational Codeforces Round 2 4
280 Lucky Tickets Categories Codeforces Codeforces Beta Round #42 (Div. 2) 4
281 Shaass and Bookshelf Categories Codeforces Codeforces Round #178 (Div. 2) 4
282 Office Keys Categories Codeforces Codeforces Round #424 (Div. 1, rated, based on VK Cup Finals) & Codeforces Round #424 (Div. 2, rated, based on VK Cup Finals) 4
283 Magic, Wizardry and Wonders Categories Codeforces Codeforces Round #143 (Div. 2) 4
284 Xenia and Spies Categories Codeforces Codeforces Round #199 (Div. 2) 4
285 Game of the Rows Categories Codeforces Codeforces Round #428 (Div. 2) 4
286 New Year Snowmen Categories Codeforces Codeforces Round #100 4
287 Dreamoon and Sets Categories Codeforces Codeforces Round #272 (Div. 2) & Codeforces Round #272 (Div. 1) 4
288 A Student's Dream Categories Codeforces Codeforces Beta Round #58 4
289 Money Transfers Categories Codeforces Codeforces Round #353 (Div. 2) 4
290 DZY Loves Physics Categories Codeforces Codeforces Round #254 (Div. 1) & Codeforces Round #254 (Div. 2) 4
291 Cableway Categories Codeforces Codeforces Beta Round #74 (Div. 2 Only) 4
292 Poster Categories Codeforces Coder-Strike 2014 - Round 1 4
293 Two Sets Categories Codeforces Codeforces Round #268 (Div. 1) & Codeforces Round #268 (Div. 2) 4
294 Hometask Categories Codeforces Codeforces Round #131 (Div. 2) 4
295 Multitasking Categories Codeforces Codeforces Round #225 (Div. 2) 4
296 Fish Weight Categories Codeforces Codeforces Round #180 (Div. 1) & Codeforces Round #180 (Div. 2) 4
297 Arthur and Table Categories Codeforces Codeforces Round #311 (Div. 2) 4
298 Garland Categories Codeforces Codeforces Round #398 (Div. 2) 4
299 Two Semiknights Meet Categories Codeforces Codeforces Round #212 (Div. 2) 4
300 Feed with Candy Categories Codeforces Zepto Code Rush 2014 4
301 You're Given a String... Categories Codeforces Codeforces Beta Round #23 4
302 Lorry Categories Codeforces Codeforces Beta Round #3 4
303 Paths and Trees Categories Codeforces Codeforces Round #303 (Div. 2) 4
304 Paper Work Categories Codeforces CROC-MBTU 2012, Final Round (Online version, Div. 2) 4
305 Network Configuration Categories Codeforces Coder-Strike 2014 - Round 1 4
306 Tavas and Malekas Categories Codeforces Codeforces Round #299 (Div. 2) & Codeforces Round #299 (Div. 1) 4
307 Name Quest Categories Codeforces VK Cup 2015 - Qualification Round 2 5
308 Spiders Categories Codeforces School Regional Team Contest, Saratov, 2011 5
309 Ciel and Duel Categories Codeforces Codeforces Round #190 (Div. 1) & Codeforces Round #190 (Div. 2) 5
310 Chips Categories Codeforces Codeforces Round #194 (Div. 1) & Codeforces Round #194 (Div. 2) 5
311 Hierarchy Categories Codeforces Codeforces Beta Round #17 5
312 Levko and Array Recovery Categories Codeforces Codeforces Round #210 (Div. 1) & Codeforces Round #210 (Div. 2) 5
313 Prime Swaps Categories Codeforces Codeforces Round #246 (Div. 2) 5
314 Upgrading Array Categories Codeforces Codeforces Round #236 (Div. 2) & Codeforces Round #236 (Div. 1) 5
315 Read Time Categories Codeforces Codeforces Round #200 (Div. 1) & Codeforces Round #200 (Div. 2) 5
316 Queue Categories Codeforces Codeforces Round #101 (Div. 2) 5
317 Fox and Card Game Categories Codeforces Codeforces Round #228 (Div. 1) & Codeforces Round #228 (Div. 2) 5
318 Wilbur and Points Categories Codeforces Codeforces Round #331 (Div. 2) 5
319 Olympiad Categories Codeforces Codeforces Round #137 (Div. 2) 5
320 The Queue Categories Codeforces Codeforces Round #398 (Div. 2) 5
321 Correcting Mistakes Categories Codeforces VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) 5
322 Minimization Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 1) & Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 5
323 Bear and Tower of Cubes Categories Codeforces Codeforces Round #356 (Div. 1) & Codeforces Round #356 (Div. 2) 5
324 Dungeons and Candies Categories Codeforces Zepto Code Rush 2014 5
325 Least Cost Bracket Sequence Categories Codeforces Codeforces Beta Round #3 5
326 Parallel Programming Categories Codeforces Croc Champ 2013 - Qualification Round 5
327 Jury Meeting Categories Codeforces Codeforces Round #433 (Div. 1, based on Olympiad of Metropolises) & Codeforces Round #433 (Div. 2, based on Olympiad of Metropolises) 5
328 Old Peykan Categories Codeforces Bayan 2012-2013 Elimination Round (ACM ICPC Rules, English statements) 5
329 Maxim and Array Categories Codeforces Codeforces Round #374 (Div. 2) 5
330 Inna and Pink Pony Categories Codeforces Codeforces Round #220 (Div. 2) 5
331 Permutations Categories Codeforces Codeforces Round #119 (Div. 1) & Codeforces Round #119 (Div. 2) 5
332 Running with Obstacles Categories Codeforces VK Cup 2016 - Qualification Round 1 5
333 Help General Categories Codeforces Codeforces Round #102 (Div. 1) & Codeforces Round #102 (Div. 2) 5
334 Restaurant Categories Codeforces Testing Round #12 5
335 Cartons of milk Categories Codeforces Codeforces Round #398 (Div. 2) 5
336 Game with Points Categories SGU 5
337 Lawnmower Categories Codeforces Codeforces Beta Round #87 (Div. 1 Only) & Codeforces Beta Round #87 (Div. 2 Only) 5
338 Weird Game Categories Codeforces Croc Champ 2013 - Round 2 5
339 Discounts Categories Codeforces VK Cup 2012 Round 1 5
340 Unordered Subsequence Categories Codeforces Codeforces Beta Round #27 (Codeforces format, Div. 2) 5
341 Fedor and coupons Categories Codeforces Codeforces Round #390 (Div. 2) 5
342 Points on Plane Categories Codeforces Codeforces Round #319 (Div. 1) & Codeforces Round #319 (Div. 2) 5
343 Gourmet and Banquet Categories Codeforces 2015-2016 ACM-ICPC, NEERC, Southern Subregional Contest (Online Mirror, ACM-ICPC Rules, Teams Preferred) 5
344 Preparing for the Contest Categories Codeforces Codeforces Round #222 (Div. 1) & Codeforces Round #222 (Div. 2) 5
345 Beauty Pageant Categories Codeforces Codeforces Round #151 (Div. 2) 5
346 Square Earth? Categories Codeforces Codeforces Beta Round #53 5
347 Hanoi Factory Categories Codeforces Codeforces Round #401 (Div. 2) 5
348 Handshakes Categories Codeforces Codeforces Round #298 (Div. 2) 5
349 Dima and Hares Categories Codeforces Codeforces Round #208 (Div. 2) 5
350 What is for dinner? Categories Codeforces Codeforces Beta Round #33 (Codeforces format) 5
351 George and Number Categories Codeforces Codeforces Round #227 (Div. 2) 5
352 Vasily the Bear and Sequence Categories Codeforces Codeforces Round #195 (Div. 2) 5
353 Guilty --- to the kitchen! Categories Codeforces Codeforces Beta Round #41 5
354 Om Nom and Candies Categories Codeforces ZeptoLab Code Rush 2015 5
355 An overnight dance in discotheque Categories Codeforces Codeforces Round #418 (Div. 2) 5
356 Fancy Number Categories Codeforces Codeforces Beta Round #89 (Div. 2) 5
357 Simple Subset Categories Codeforces Educational Codeforces Round 12 5
358 Haar Features Categories Codeforces Looksery Cup 2015 5
359 Text Editor Categories Codeforces Codeforces Round #154 (Div. 2) 5
360 Sums of Digits Categories Codeforces Codeforces Round #289 (Div. 2, ACM ICPC Rules) 5
361 Running Track Categories Codeforces Codeforces Round #338 (Div. 2) 5
362 Two Heaps Categories Codeforces Codeforces Round #205 (Div. 2) 5
363 Cycles Categories Codeforces Codeforces Round #144 (Div. 1) & Codeforces Round #144 (Div. 2) 5
364 Restoring Table Categories Codeforces CROC-MBTU 2012, Elimination Round (ACM-ICPC) 5
365 Happy Line Categories Codeforces Looksery Cup 2015 5
366 Replacing Digits Categories Codeforces VK Cup 2012 Round 2 (Unofficial Div. 2 Edition) 5
367 Board Game Categories Codeforces VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) 5
368 New Year Contest Categories Codeforces Codeforces Round #100 5
369 Renting Bikes Categories Codeforces Codeforces Round #211 (Div. 2) 5
370 Newspaper Headline Categories Codeforces Codeforces Beta Round #75 (Div. 1 Only) & Codeforces Beta Round #75 (Div. 2 Only) 5
371 Bets Categories Codeforces Codeforces Beta Round #63 (Div. 2) 5
372 Balls and Boxes Categories Codeforces Codeforces Round #158 (Div. 2) 5
373 Terse princess Categories Codeforces Codeforces Round #105 (Div. 2) 5
374 Animals Categories Codeforces Codeforces Beta Round #35 (Div. 2) 6
375 Beautiful Decomposition Categories Codeforces Codeforces Round #171 (Div. 2) 6
376 Anagram Categories Codeforces Codeforces Round #155 (Div. 2) 6
377 Snakes Categories A2 Online Judge 6
378 Brackets in Implications Categories Codeforces Codeforces Round #306 (Div. 2) 6
379 LIS of Sequence Categories Codeforces Codeforces Round #277 (Div. 2) 6
380 Train Passengers Categories A2 Online Judge 6
381 Company Income Growth Categories Codeforces School Team Contest #1 (Winter Computer School 2010/11) 6
382 Police Patrol Categories Codeforces Codeforces Round #244 (Div. 2) 6
383 Movie Critics Categories Codeforces CROC-MBTU 2012, Final Round (Online version, Div. 2) 6
384 Jeopardy! Categories Codeforces Coder-Strike 2014 - Round 2 6
385 Kindergarten Categories Codeforces Codeforces Round #276 (Div. 1) 6
386 Text Messaging Categories Codeforces Codeforces Beta Round #64 6
387 ???? ?? ?????? - 2 (round version) Categories Codeforces VK Cup 2015 - Round 1 6
388 Hot Days Categories Codeforces Codeforces Round #132 (Div. 2) 6
389 Invariance of Tree Categories Codeforces Codeforces Round #319 (Div. 1) & Codeforces Round #319 (Div. 2) 6
390 Banana Categories Codeforces MemSQL start[c]up Round 2 - online version 6
391 File List Categories Codeforces VK Cup 2012 Round 3 (Unofficial Div. 2 Edition) 6
392 Robbery Categories Codeforces Codeforces Beta Round #74 (Div. 1 Only) & Codeforces Beta Round #74 (Div. 2 Only) 6
393 Below the Diagonal Categories Codeforces Codeforces Round #163 (Div. 2) 6
394 Harry Potter and the History of Magic Categories Codeforces Codeforces Beta Round #60 6
395 Arthur and Walls Categories Codeforces Codeforces Round #297 (Div. 2) 6
396 Cubes Categories Codeforces Codeforces Round #295 (Div. 2) & Codeforces Round #295 (Div. 1) 6
397 Sereja and the Arrangement of Numbers Categories Codeforces Codeforces Round #215 (Div. 1) & Codeforces Round #215 (Div. 2) 6
398 3-cycles Categories Codeforces Codeforces Beta Round #40 (Div. 2) 6
399 Arthur and Brackets Categories Codeforces Codeforces Round #288 (Div. 2) 6
400 Dima and Containers Categories Codeforces Codeforces Round #208 (Div. 2) 6
401 Dispute Categories Codeforces Codeforces Round #149 (Div. 2) 6
402 Hiring Staff Categories Codeforces Codeforces Round #133 (Div. 2) 6
403 New Year Cards Categories Codeforces Codeforces Round #100 6
404 Fishing Soldier Categories A2 Online Judge 6
405 Trains and Statistic Categories Codeforces Codeforces Round #353 (Div. 2) 6
406 Artem and Array Categories Codeforces Codeforces Round #253 (Div. 1) 6
407 Main Sequence Categories Codeforces Codeforces Round #176 (Div. 1) & Codeforces Round #176 (Div. 2) 6
408 Train Categories Codeforces Codeforces Beta Round #68 6
409 Cunning Gena Categories Codeforces RCC 2014 Warmup (Div. 2) & RCC 2014 Warmup (Div. 1) 6
410 Number Transformation II Categories Codeforces Codeforces Round #201 (Div. 1) & Codeforces Round #201 (Div. 2) 6
411 Ants in Leaves Categories Codeforces Educational Codeforces Round 7 6
412 Partial Teacher Categories Codeforces Manthan 2011 6
413 Wonderful Randomized Sum Categories Codeforces Codeforces Beta Round #33 (Codeforces format) 6
414 Naughty Stone Piles Categories Codeforces Codeforces Round #140 (Div. 1) & Codeforces Round #140 (Div. 2) 6
415 Game Categories Codeforces Codeforces Round #131 (Div. 1) & Codeforces Round #131 (Div. 2) 6
416 Zero-One Categories Codeforces Codeforces Beta Round #97 (Div. 1) & Codeforces Beta Round #97 (Div. 2) 6
417 Mittens Categories Codeforces Codeforces Round #217 (Div. 2) 6
418 Beaver Categories Codeforces Codeforces Beta Round #71 6
419 Table Compression Categories Codeforces Codeforces Round #345 (Div. 1) & Codeforces Round #345 (Div. 2) 6
420 Looksery Party Categories Codeforces Looksery Cup 2015 6
421 Game with Coins Categories Codeforces CROC-MBTU 2012, Elimination Round (ACM-ICPC) 6
422 Permutations Categories Codeforces School Personal Contest #3 (Winter Computer School 2010/11) - Codeforces Beta Round #45 (ACM-ICPC Rules) 6
423 Washer, Dryer, Folder Categories Codeforces MemSQL Start[c]UP 2.0 - Round 1 6
424 Segments Categories Codeforces Codeforces Beta Round #22 (Div. 2 Only) 6
425 Vanya and Brackets Categories Codeforces Codeforces Round #308 (Div. 2) 6
426 Array GCD Categories Codeforces AIM Tech Round (Div. 1) & AIM Tech Round (Div. 2) 6
427 Compartments Categories Codeforces Codeforces Round #207 (Div. 1) & Codeforces Round #207 (Div. 2) 6
428 Sum Categories Codeforces Codeforces Round #159 (Div. 2) 6
429 Anton and Ira Categories Codeforces Codeforces Round #324 (Div. 2) 6
430 Distributing Parts Categories Codeforces Codeforces Round #283 (Div. 2) 6
431 The Elder Trolls IV: Oblivon Categories Codeforces Codeforces Beta Round #66 6
432 International Olympiad Categories Codeforces CROC 2016 - Final Round [Private, For Onsite Finalists Only] 6
433 Trees Categories Codeforces Codeforces Beta Round #54 (Div. 2) 6
434 Divide and conquer Categories SGU 6
435 Restoring Increasing Sequence Categories Codeforces Codeforces Round #279 (Div. 2) 6
436 Trading Business Categories Codeforces Croc Champ 2012 - Round 2 6
437 Sereja and Table Categories Codeforces Codeforces Round #243 (Div. 1) 6
438 Ithea Plays With Chtholly Categories Codeforces Codeforces Round #449 (Div. 1) & Codeforces Round #449 (Div. 2) 6
439 Towers Categories Codeforces Codeforces Round #142 (Div. 1) 6
440 Change-free Categories Codeforces Codeforces Round #398 (Div. 2) 7
441 Event Dates Categories Codeforces School Team Contest #3 (Winter Computer School 2010/11) 7
442 Bulbo Categories Codeforces Bubble Cup 8 - Finals [Online Mirror] 7
443 Quest Categories Codeforces VK Cup 2015 - Round 3 (unofficial online mirror, Div. 1 only) 7
444 Sheldon and Ice Pieces Categories Codeforces Testing Round #8 7
445 Hamiltonian Cycle Categories Live Archive 1997 Latin America - South America 7
446 Free Market Categories Codeforces Codeforces Round #213 (Div. 1) & Codeforces Round #213 (Div. 2) 7
447 Beavermuncher-0xFF Categories Codeforces Codeforces Beta Round #69 (Div. 1 Only) & Codeforces Beta Round #69 (Div. 2 Only) 7
448 Big Maximum Sum Categories Codeforces Codeforces Beta Round #67 (Div. 2) 7
449 Black and White Tree Categories Codeforces Codeforces Round #158 (Div. 2) 7
450 Digits Permutations Categories Codeforces Codeforces Beta Round #99 (Div. 1) & Codeforces Beta Round #99 (Div. 2) 7
451 Seller Bob Categories Codeforces Codeforces Beta Round #18 (Div. 2 Only) 7
452 Computer Game Categories Codeforces Codeforces Beta Round #37 7
453 Population Size Categories Codeforces Codeforces Round #241 (Div. 2) 7
454 Three Base Stations Categories Codeforces Codeforces Beta Round #48 7
455 Number Transformation Categories Codeforces Codeforces Round #153 (Div. 1) & Codeforces Round #153 (Div. 2) 7
456 Students' Revenge Categories Codeforces Codeforces Round #193 (Div. 2) 7
457 Guess the Tree Categories Codeforces Codeforces Round #245 (Div. 1) & Codeforces Round #245 (Div. 2) 7
458 Lovely Matrix Categories Codeforces Codeforces Round #168 (Div. 1) 7
459 Intellectual Inquiry Categories Codeforces CROC 2016 - Elimination Round 7
460 Social Network Categories Codeforces VK Cup 2015 - Round 1 7
461 Range Increments Categories Codeforces VK Cup 2012 Round 3 (Unofficial Div. 2 Edition) 7
462 Group Photo 2 (online mirror version) Categories Codeforces VK Cup 2015 - Round 1 (unofficial online mirror, Div. 1 only) 7
463 TCMCF+++ Categories Codeforces School Team Contest #3 (Winter Computer School 2010/11) 7
464 Fools and Foolproof Roads Categories Codeforces Codeforces Round #212 (Div. 2) 7
465 Old Berland Language Categories Codeforces Codeforces Beta Round #37 7
466 Zebra Tower Categories Codeforces VK Cup 2012 Qualification Round 2 7
467 Geometry Horse Categories Codeforces Codeforces Round #115 7
468 Boring Partition Categories Codeforces Codeforces Round #148 (Div. 1) & Codeforces Round #148 (Div. 2) 7
469 Road Improvement Categories Codeforces VK Cup 2016 - Qualification Round 2 7
470 World Eater Brothers Categories Codeforces Codeforces Round #148 (Div. 1) & Codeforces Round #148 (Div. 2) 7
471 End of Exams Categories Codeforces Codeforces Beta Round #76 (Div. 1 Only) & Codeforces Beta Round #76 (Div. 2 Only) 7
472 New Year and Three Musketeers Categories Codeforces Good Bye 2015 7
473 Jeff and Permutation Categories Codeforces Codeforces Round #204 (Div. 1) 7
474 Kamal-ol-molk's Painting Categories Codeforces Bayan 2015 Contest Warm Up 7
475 Hobbits' Party Categories Codeforces Codeforces Testing Round #2 7
476 Educational Game Categories Codeforces ABBYY Cup 2.0 - Hard 7
477 Arthur and Questions Categories Codeforces Codeforces Round #293 (Div. 2) 7
478 Special Grid Categories Codeforces Codeforces Round #249 (Div. 2) 7
479 Ant Man Categories Codeforces Codeforces Round #366 (Div. 1) & Codeforces Round #366 (Div. 2) 7
480 Bear and Contribution Categories Codeforces VK Cup 2016 - Round 1 7
481 Restoration of the Permutation Categories Codeforces Manthan 2011 7
482 The table Categories Codeforces Codeforces Round #140 (Div. 1) 7
483 Dima and Horses Categories Codeforces Codeforces Round #167 (Div. 2) & Codeforces Round #167 (Div. 1) 7
484 Chicken or Fish? Categories Codeforces VK Cup 2015 - Qualification Round 1 7
485 Distributed Join Categories Codeforces MemSQL Start[c]UP 2.0 - Round 2 7
486 Lucky Numbers Categories Codeforces Codeforces Beta Round #77 (Div. 1 Only) 7
487 Package Delivery Categories Codeforces 8VC Venture Cup 2016 - Final Round 7
488 Educational Game Categories Codeforces ABBYY Cup 2.0 - Hard 7
489 Demonstration Categories Codeforces Codeforces Round #121 (Div. 1) & Codeforces Round #121 (Div. 2) 7
490 Russian Roulette Categories Codeforces Codeforces Beta Round #80 (Div. 1 Only) & Codeforces Beta Round #80 (Div. 2 Only) 7
491 Nudist Beach Categories Codeforces Codeforces Round #309 (Div. 1) 7
492 Plus and xor Categories Codeforces All-Ukrainian School Olympiad in Informatics 7
493 Merging Two Decks Categories Codeforces Codeforces Round #145 (Div. 2, ACM-ICPC Rules) & Codeforces Round #145 (Div. 1, ACM-ICPC Rules) 8
494 Need For Brake Categories Codeforces Codeforces Beta Round #66 8
495 Antichain Categories Codeforces Codeforces Round #205 (Div. 2) 8
496 E-reader Display Categories Codeforces Codeforces Beta Round #93 (Div. 1 Only) & Codeforces Beta Round #93 (Div. 2 Only) 8
497 Ilya and Two Numbers Categories Codeforces Codeforces Round #186 (Div. 2) 8
498 Name Categories Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules) 8
499 Calendar Categories Codeforces Codeforces Beta Round #54 (Div. 2) 8
500 Dominoes Categories Codeforces Codeforces Round #231 (Div. 2) 8
501 Director Categories Codeforces School Team Contest #3 (Winter Computer School 2010/11) 8
502 Team Arrangement Categories Codeforces Codeforces Beta Round #55 (Div. 2) 8
503 Factorial Categories Codeforces Unknown Language Round #1 8
504 Square Tiling Categories Codeforces Codeforces Round #246 (Div. 2) 8
505 Maze 1D Categories Codeforces Codeforces Round #237 (Div. 2) 8
506 FreeDiv Categories Codeforces Codeforces Beta Round #66 8
507 T-decomposition Categories Codeforces Codeforces Round #147 (Div. 2) 8
508 Constants in the language of Shakespeare Categories Codeforces Codeforces Beta Round #96 (Div. 1) 8
509 Alex and Complicated Task Categories Codeforces Codeforces Round #267 (Div. 2) 8
510 CNF 2 Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 1) & Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 8
511 Hamming Distance Categories Codeforces Codeforces Round #122 (Div. 1) & Codeforces Round #122 (Div. 2) 8
512 Trails and Glades Categories Codeforces VK Cup 2012 Finals, Practice Session 8
513 Cardboard Box Categories Codeforces Zepto Code Rush 2014 8
514 Swaps Categories Codeforces Codeforces Testing Round #3 8
515 Optimal Sum Categories Codeforces Codeforces Round #117 (Div. 2) 8
516 Tricky and Clever Password Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 8
517 Mashmokh and Water Tanks Categories Codeforces Codeforces Round #240 (Div. 1) 8
518 Brackets Categories Codeforces Codeforces Beta Round #92 (Div. 1 Only) & Codeforces Beta Round #92 (Div. 2 Only) 8
519 New Language Categories Codeforces Codeforces Round #315 (Div. 1) & Codeforces Round #315 (Div. 2) 8
520 Castle Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) 8
521 Deletion of Repeats Categories Codeforces Codeforces Beta Round #19 8
522 Competition Categories Codeforces Codeforces Round #103 (Div. 2) 8
523 Roads in Yusland Categories Codeforces Codeforces Round #352 (Div. 1) 8
524 Shop Categories Codeforces Codeforces Round #295 (Div. 1) 8
525 Memory for Arrays Categories Codeforces Croc Champ 2013 - Finals (online version, Div. 1) 8
526 Sweets for Everyone! Categories Codeforces Codeforces Round #152 (Div. 2) & Codeforces Round #152 (Div. 1) 8
527 Triminoes Categories Codeforces School Team Contest #2 (Winter Computer School 2010/11) 8
528 Polycarp's Picture Gallery Categories Codeforces Yandex.Algorithm Open 2011 Qualification 1 8
529 LCS Again Categories Codeforces Codeforces Round #320 (Div. 1) [Bayan Thanks-Round] & Codeforces Round #320 (Div. 2) [Bayan Thanks-Round] 8
530 C*++ Calculations Categories Codeforces School Team Contest #1 (Winter Computer School 2010/11) 8
531 Bags and Coins Categories Codeforces Codeforces Round #207 (Div. 1) 8
532 Three Swaps Categories Codeforces Codeforces Round #197 (Div. 2) 8
533 Track Categories Codeforces Codeforces Beta Round #72 (Div. 1 Only) & Codeforces Beta Round #72 (Div. 2 Only) 9
534 Huffman Coding on Segment Categories Codeforces Codeforces Round #364 (Div. 1) 9
535 Deputies Categories Codeforces Croc Champ 2012 - Round 1 9
536 Presents Categories Codeforces Unknown Language Round #1 9
537 Metro Scheme Categories Codeforces Codeforces Round #121 (Div. 1) 9
538 Beaver's Calculator 1.0 Categories Codeforces Abbyy Cup 2.0 - Final (unofficial) 9
539 New York Hotel Categories Codeforces Testing Round #11 9
540 Grocer's Problem Categories Codeforces Codeforces Beta Round #75 (Div. 1 Only) 9
541 King's Problem? Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 9
542 Candies Game Categories Codeforces Codeforces Round #198 (Div. 1) 9
543 Luck is in Numbers Categories Codeforces School Regional Team Contest, Saratov, 2011 9
544 Levko and Game Categories Codeforces Codeforces Round #210 (Div. 1) 9
545 Replicating Processes Categories Codeforces VK Cup 2015 - Finals, online mirror 9
546 Tetris revisited Categories Codeforces Yandex.Algorithm 2011 Round 2 9
547 Pumping Stations Categories Codeforces Codeforces Round #200 (Div. 1) 9
548 Ciel and Flipboard Categories Codeforces Codeforces Round #190 (Div. 1) 9
549 Transportation Categories Codeforces Codeforces Round #128 (Div. 2) 9
550 Optimizer Categories Codeforces Testing Round #6 9
551 Ever-Hungry Krakozyabra Categories Codeforces Codeforces Round #426 (Div. 1) & Codeforces Round #426 (Div. 2) 9
552 Binary Key Categories Codeforces Codeforces Round #193 (Div. 2) 9
553 Have You Ever Heard About the Word? Categories Codeforces Codeforces Round #189 (Div. 1) 9
554 T-shirt Categories Codeforces Croc Champ 2012 - Final 9
555 Raffles Categories Codeforces 8VC Venture Cup 2016 - Elimination Round 9
556 Shoe Store Categories Codeforces Codeforces Round #113 (Div. 2) 9
557 Trial for Chief Categories Codeforces Codeforces Beta Round #37 9
558 Mr. Kitayuta vs. Bamboos Categories Codeforces Codeforces Round #286 (Div. 2) & Codeforces Round #286 (Div. 1) 9
559 Beaver's Calculator 1.0 Categories Codeforces Abbyy Cup 2.0 - Final (unofficial) 9
560 Power Defence Categories Codeforces Codeforces Round #115 9
561 Mice Categories Codeforces All-Ukrainian School Olympiad in Informatics 9
562 Berland Local Positioning System Categories Codeforces Codeforces Round #298 (Div. 2) 9
563 The Next Good String Categories Codeforces Codeforces Round #124 (Div. 1) 9
564 Two progressions Categories Codeforces Codeforces Testing Round #2 9
565 Table Categories Codeforces Unknown Language Round #1 9
566 The Red Button Categories Codeforces MemSQL start[c]up Round 1 9
567 Walking! Categories Codeforces Codeforces Round #320 (Div. 1) [Bayan Thanks-Round] 9
568 Beaver's Calculator 1.0 Categories Codeforces Abbyy Cup 2.0 - Final (unofficial) 9
569 Birthday Categories Codeforces AIM Tech Round (Div. 1) 9
570 Bear and Paradox Categories Codeforces VK Cup 2016 - Round 1 9
571 Road Repairs Categories Codeforces Codeforces Round #145 (Div. 1, ACM-ICPC Rules) 9
572 An easy problem about trees Categories Codeforces MemSQL Start[c]UP 2.0 - Round 2 10
573 Interval Coloring Categories Codeforces Unknown Language Round #3 10
574 Kojiro and Furrari Categories Codeforces Codeforces Round #322 (Div. 2) 10
575 To Hack or not to Hack Categories Codeforces CROC 2016 - Final Round [Private, For Onsite Finalists Only] 10
576 Frog Fights Categories Codeforces Codeforces Round #342 (Div. 2) 10
577 Chess Championship Categories Codeforces Codeforces Round #382 (Div. 1) 10
578 Organizing a Race Categories Codeforces Codeforces Round #352 (Div. 1) 10
579 Goshtasp, Vishtasp and Eidi Categories Codeforces Unknown Language Round #2 10
580 Buy One, Get One Free Categories Codeforces MemSQL start[c]up Round 2 - online version 10
581 Heaven Tour Categories Codeforces Codeforces Round #119 (Div. 1) 10
582 Fire and Ice Categories Codeforces Codeforces Beta Round #74 (Div. 1 Only) 10
583 Forward, march! Categories Codeforces Codeforces Beta Round #11 10
584 Summer Dichotomy Categories Codeforces Codeforces Round #300 10
585 Oil Categories Codeforces Unknown Language Round #2 10
586 Berland Miners Categories Codeforces VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) 10
587 Agricultural Archaeology Categories Codeforces 2015-2016 ACM-ICPC, NEERC, Southern Subregional Contest (Online Mirror, ACM-ICPC Rules, Teams Preferred) 10
588 Dynamic Programming Categories A2 Online Judge 10
589 The Tournament Categories Codeforces Rockethon 2014 10
590 Spiders Evil Plan Categories Codeforces ZeptoLab Code Rush 2015 10
591 Summer Reading Categories Codeforces Codeforces Round #217 (Div. 2) 10
592 Bear and Bowling Categories Codeforces Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 1) 10
593 Candy Shop Categories Codeforces Croc Champ 2012 - Final 10
594 Restore the Tree Categories Codeforces Codeforces Round #440 (Div. 1, based on Technocup 2018 Elimination Round 2) 10
595 Snow sellers Categories Codeforces School Personal Contest #3 (Winter Computer School 2010/11) - Codeforces Beta Round #45 (ACM-ICPC Rules) 10
596 Sheep Categories Codeforces Croc Champ 2013 - Finals (online version, Div. 1) 10
597 Greedy Petya Categories Codeforces April Fools Day Contest 2013 10
598 Goats and Wolves Categories Codeforces School Team Contest #3 (Winter Computer School 2010/11) 10
599 Stock Trading Categories Codeforces Rockethon 2014 10