You must be logged in to add problems to this category

Codeforces Div. 2 - B Problems problems
Problem Name Online Judge Year Contest Difficulty Level
1 Preparing Olympiad Categories Codeforces Codeforces Round #306 (Div. 2) 1
2 Bakery Categories Codeforces Codeforces Round #368 (Div. 2) 1
3 Present from Lena Categories Codeforces Codeforces Beta Round #89 (Div. 2) 1
4 Alyona and Mex Categories Codeforces Codeforces Round #358 (Div. 2) 1
5 Inbox (100500) Categories Codeforces Codeforces Round #265 (Div. 2) 1
6 DZY Loves Strings Categories Codeforces Codeforces Round #255 (Div. 2) 1
7 Simple Game Categories Codeforces Codeforces Round #316 (Div. 2) 1
8 Before an Exam Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 1
9 Caisa and Pylons Categories Codeforces Codeforces Round #264 (Div. 2) 1
10 Hamster Farm Categories Codeforces Codeforces Round #464 (Div. 2) 1
11 Borze Categories Codeforces Codeforces Beta Round #32 (Div. 2, Codeforces format) 1
12 Little Pony and Sort by Shift Categories Codeforces Codeforces Round #259 (Div. 2) 1
13 Complete the Word Categories Codeforces Codeforces Round #372 (Div. 2) 1
14 Crossword solving Categories Codeforces Codeforces Round #422 (Div. 2) 1
15 Chloe and the sequence Categories Codeforces Codeforces Round #384 (Div. 2) 1
16 Buttons Categories Codeforces Codeforces Round #164 (Div. 2) 1
17 BerSU Ball Categories Codeforces Codeforces Round #277.5 (Div. 2) 1
18 Anton and Classes Categories Codeforces Codeforces Round #404 (Div. 2) 1
19 Mahmoud and a Triangle Categories Codeforces Codeforces Round #396 (Div. 2) 1
20 Interesting drink Categories Codeforces Codeforces Round #367 (Div. 2) 1
21 Road Construction Categories Codeforces Codeforces Round #192 (Div. 2) 1
22 Godsend Categories Codeforces Codeforces Round #429 (Div. 2) 1
23 Fence Categories Codeforces Codeforces Round #211 (Div. 2) 1
24 Random Teams Categories Codeforces Codeforces Round #273 (Div. 2) 1
25 Soldier and Bananas Categories Codeforces Codeforces Round #304 (Div. 2) 1
26 Little Girl and Game Categories Codeforces Codeforces Round #169 (Div. 2) 1
27 Arrival of the General Categories Codeforces Codeforces Round #103 (Div. 2) 1
28 Drinks Categories Codeforces Codeforces Round #126 (Div. 2) 1
29 Han Solo and Lazer Gun Categories Codeforces Codeforces Round #291 (Div. 2) 1
30 Xenia and Ringroad Categories Codeforces Codeforces Round #197 (Div. 2) 1
31 Quasi Binary Categories Codeforces Codeforces Round #300 1
32 Different is Good Categories Codeforces Codeforces Round #352 (Div. 2) 1
33 Sort the Array Categories Codeforces Codeforces Round #258 (Div. 2) 1
34 Filya and Homework Categories Codeforces Codeforces Round #371 (Div. 2) 1
35 Anton and Digits Categories Codeforces Codeforces Round #379 (Div. 2) 1
36 The Eternal Immortality Categories Codeforces Codeforces Round #439 (Div. 2) 1
37 Queue at the School Categories Codeforces Codeforces Round #163 (Div. 2) 1
38 Sereja and Suffixes Categories Codeforces Codeforces Round #215 (Div. 2) 1
39 OR in Matrix Categories Codeforces Codeforces Round #277 (Div. 2) 1
40 The Monster and the Squirrel Categories Codeforces Codeforces Round #328 (Div. 2) 1
41 Two Buttons Categories Codeforces Codeforces Round #295 (Div. 2) 1
42 Misha and Changing Handles Categories Codeforces Codeforces Round #285 (Div. 2) 1
43 Tetrahedron Categories Codeforces Codeforces Round #113 (Div. 2) 1
44 Prison Transfer Categories Codeforces Codeforces Round #244 (Div. 2) 1
45 Registration System Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 1
46 Bear and Finding Criminals Categories Codeforces Codeforces Round #356 (Div. 2) 1
47 Hungry Sequence Categories Codeforces Codeforces Round #191 (Div. 2) 1
48 Berland National Library Categories Codeforces Codeforces Round #Pi (Div. 2) 1
49 Soldier and Badges Categories Codeforces Codeforces Round #304 (Div. 2) 1
50 Spider Man Categories Codeforces Codeforces Round #366 (Div. 2) 1
51 Dreamoon and WiFi Categories Codeforces Codeforces Round #272 (Div. 2) 1
52 Robot's Task Categories Codeforces Codeforces Round #323 (Div. 2) 1
53 Text Document Analysis Categories Codeforces Codeforces Round #375 (Div. 2) 1
54 Vanya and Lanterns Categories Codeforces Codeforces Round #280 (Div. 2) 1
55 Ilya and Queries Categories Codeforces Codeforces Round #186 (Div. 2) 1
56 Kuriyama Mirai's Stones Categories Codeforces Codeforces Round #248 (Div. 2) 1
57 Cards Categories Codeforces Codeforces Round #364 (Div. 2) 1
58 Tavas and SaDDas Categories Codeforces Codeforces Round #299 (Div. 2) 1
59 Vanya and Books Categories Codeforces Codeforces Round #308 (Div. 2) 1
60 Memory and Trident Categories Codeforces Codeforces Round #370 (Div. 2) 1
61 Keyboard Layouts Categories Codeforces Codeforces Round #424 (Div. 2, rated, based on VK Cup Finals) 1
62 Fedor and New Game Categories Codeforces Codeforces Round #267 (Div. 2) 1
63 Jzzhu and Sequences Categories Codeforces Codeforces Round #257 (Div. 2) 1
64 Parade Categories Codeforces Codeforces Round #378 (Div. 2) 1
65 Roadside Trees (Simplified Edition) Categories Codeforces Codeforces Round #162 (Div. 2) 1
66 Decoding Categories Codeforces Codeforces Round #386 (Div. 2) 1
67 A and B and Compilation Errors Categories Codeforces Codeforces Round #294 (Div. 2) 1
68 Lecture Categories Codeforces Codeforces Round #284 (Div. 2) 1
69 Weird Rounding Categories Codeforces Codeforces Round #402 (Div. 2) 1
70 Blown Garland Categories Codeforces Codeforces Round #392 (Div. 2) 1
71 Sale Categories Codeforces Codeforces Beta Round #34 (Div. 2) 1
72 Equidistant String Categories Codeforces Codeforces Round #303 (Div. 2) 1
73 Spreadsheet Categories Codeforces Codeforces Beta Round #1 1
74 Worms Categories Codeforces Codeforces Round #271 (Div. 2) 1
75 Pashmak and Flowers Categories Codeforces Codeforces Round #261 (Div. 2) 1
76 Luxurious Houses Categories Codeforces Codeforces Round #322 (Div. 2) 1
77 Passwords Categories Codeforces Codeforces Round #374 (Div. 2) 1
78 Wilbur and Array Categories Codeforces Codeforces Round #331 (Div. 2) 1
79 Wet Shark and Bishops Categories Codeforces Codeforces Round #341 (Div. 2) 1
80 Jzzhu and Children Categories Codeforces Codeforces Round #257 (Div. 2) 1
81 Lovely Palindromes Categories Codeforces Codeforces Round #360 (Div. 2) 1
82 Game of Robots Categories Codeforces Codeforces Round #350 (Div. 2) 1
83 Chris and Magic Square Categories Codeforces Codeforces Round #369 (Div. 2) 1
84 3-palindrome Categories Codeforces Codeforces Round #411 (Div. 2) 1
85 T-primes Categories Codeforces Codeforces Round #142 (Div. 2) 1
86 Suffix Structures Categories Codeforces Codeforces Round #256 (Div. 2) 1
87 The number on the board Categories Codeforces Codeforces Round #427 (Div. 2) 1
88 Duff in Love Categories Codeforces Codeforces Round #326 (Div. 2) 1
89 Books Categories Codeforces Codeforces Round #171 (Div. 2) 1
90 Cormen --- The Best Friend Of a Man Categories Codeforces Codeforces Round #377 (Div. 2) 1
91 Beautiful Paintings Categories Codeforces Codeforces Round #345 (Div. 2) 1
92 Towers Categories Codeforces Codeforces Beta Round #37 1
93 Sherlock and his girlfriend Categories Codeforces ICM Technex 2017 and Codeforces Round #400 (Div. 1 + Div. 2, combined) 1
94 Devu, the Dumb Guy Categories Codeforces Codeforces Round #251 (Div. 2) 1
95 Cells Not Under Attack Categories Codeforces Codeforces Round #364 (Div. 2) 1
96 Fedya and Maths Categories Codeforces Codeforces Round #260 (Div. 2) 1
97 Kefa and Company Categories Codeforces Codeforces Round #321 (Div. 2) 1
98 Bear and Elections Categories Codeforces Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 2) 1
99 Anton and currency you all know Categories Codeforces Codeforces Round #288 (Div. 2) 1
100 Chocolate Categories Codeforces Codeforces Round #340 (Div. 2) 1
101 Amr and Pins Categories Codeforces Codeforces Round #287 (Div. 2) 1
102 Timofey and cubes Categories Codeforces Codeforces Round #395 (Div. 2) 1
103 Increase and Decrease Categories Codeforces Codeforces Round #151 (Div. 2) 2
104 Petya and Staircases Categories Codeforces Codeforces Round #212 (Div. 2) 2
105 Towers Categories Codeforces Codeforces Round #274 (Div. 2) 2
106 Laurenty and Shop Categories Codeforces Codeforces Round #325 (Div. 2) 2
107 Parallelogram is Back Categories Codeforces Codeforces Round #388 (Div. 2) 2
108 Coupons and Discounts Categories Codeforces Codeforces Round #376 (Div. 2) 2
109 Divisiblity of Differences Categories Codeforces Codeforces Round #441 (Div. 2, by Moscow Team Olympiad) 2
110 Print Check Categories Codeforces Codeforces Round #344 (Div. 2) 2
111 More Cowbell Categories Codeforces Codeforces Round #334 (Div. 2) 2
112 Dasha and friends Categories Codeforces Codeforces Round #394 (Div. 2) 2
113 Drazil and His Happy Friends Categories Codeforces Codeforces Round #292 (Div. 1) & Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1) & Codeforces Round #292 (Div. 2) 2
114 Strings of Power Categories Codeforces Codeforces Round #188 (Div. 2) 2
115 One Bomb Categories Codeforces Codeforces Round #363 (Div. 2) 2
116 Restoring Painting Categories Codeforces Codeforces Round #353 (Div. 2) 2
117 Vladik and Complicated Book Categories Codeforces Codeforces Round #416 (Div. 2) 2
118 Case of Fake Numbers Categories Codeforces Codeforces Round #310 (Div. 2) 2
119 Karen and Coffee Categories Codeforces Codeforces Round #419 (Div. 2) 2
120 MUH and Important Things Categories Codeforces Codeforces Round #269 (Div. 2) 2
121 Burning Midnight Oil Categories Codeforces Codeforces Round #112 (Div. 2) 2
122 Divisibility Categories Codeforces Experimental Educational Round: VolBIT Formulas Blitz 2
123 Bear and Strings Categories Codeforces Codeforces Round #226 (Div. 2) 2
124 Gena's Code Categories Codeforces Codeforces Round #339 (Div. 2) 2
125 Sum of Digits Categories Codeforces Codeforces Beta Round #79 (Div. 2 Only) 2
126 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
127 Little Artem and Grasshopper Categories Codeforces VK Cup 2016 - Round 2 2
128 Economy Game Categories Codeforces Codeforces Round #357 (Div. 2) 2
129 Effective Approach Categories Codeforces Codeforces Round #140 (Div. 2) 2
130 Color the Fence Categories Codeforces Codeforces Round #202 (Div. 2) 2
131 DZY Loves Chemistry Categories Codeforces Codeforces Round #254 (Div. 2) 2
132 Inventory Categories Codeforces Codeforces Round #315 (Div. 2) 2
133 Permutation Categories Codeforces Codeforces Beta Round #98 (Div. 2) 2
134 Mike and Fun Categories Codeforces Codeforces Round #305 (Div. 2) 2
135 Appleman and Card Game Categories Codeforces Codeforces Round #263 (Div. 2) 2
136 Kolya and Tanya Categories Codeforces Codeforces Round #324 (Div. 2) 2
137 Polycarp and Letters Categories Codeforces Codeforces Round #436 (Div. 2) 2
138 Vasya and Wrestling Categories Codeforces Codeforces Round #281 (Div. 2) 2
139 Far Relative’s Problem Categories Codeforces Codeforces Round #343 (Div. 2) 2
140 Approximating a Constant Range Categories Codeforces Codeforces Round #333 (Div. 2) 2
141 Ilya and tic-tac-toe game Categories Codeforces Codeforces Round #390 (Div. 2) 2
142 Magic Forest Categories Codeforces Codeforces Round #461 (Div. 2) 2
143 Barnicle Categories Codeforces Codeforces Round #362 (Div. 2) 2
144 Find The Bone Categories Codeforces Codeforces Round #408 (Div. 2) 2
145 Modulo Sum Categories Codeforces Codeforces Round #319 (Div. 2) 2
146 Ohana Cleans Up Categories Codeforces Codeforces Round #309 (Div. 2) 2
147 Valued Keys Categories Codeforces Codeforces Round #409 (rated, Div. 2, based on VK Cup 2017 Round 2) 2
148 Chat Online Categories Codeforces Codeforces Round #268 (Div. 2) 2
149 Unlucky Ticket Categories Codeforces Codeforces Round #111 (Div. 2) 2
150 Painting Eggs Categories Codeforces Codeforces Round #173 (Div. 2) 2
151 Little Pigs and Wolves Categories Codeforces Codeforces Beta Round #87 (Div. 2 Only) 2
152 Big Segment Categories Codeforces Codeforces Round #149 (Div. 2) 2
153 Fixed Points Categories Codeforces Codeforces Round #201 (Div. 2) 2
154 Coins Categories Codeforces Codeforces Beta Round #54 (Div. 2) 2
155 Little Dima and Equation Categories Codeforces Codeforces Round #262 (Div. 2) 2
156 Arpa’s obvious problem and Mehrdad’s terrible solution Categories Codeforces Codeforces Round #383 (Div. 2) 2
157 An express train to reveries Categories Codeforces Codeforces Round #418 (Div. 2) 2
158 War of the Corporations Categories Codeforces Codeforces Round #342 (Div. 2) 2
159 Bash's Big Day Categories Codeforces Codecraft-17 and Codeforces Round #391 (Div. 1 + Div. 2, combined) 2
160 Polo the Penguin and Matrix Categories Codeforces Codeforces Round #177 (Div. 2) 2
161 Fox And Two Dots Categories Codeforces Codeforces Round #290 (Div. 2) 2
162 Airport Categories Codeforces Codeforces Round #134 (Div. 2) 2
163 Code obfuscation Categories Codeforces Codeforces Round #397 by Kaspersky Lab and Barcelona Bootcamp (Div. 1 + Div. 2 combined) 2
164 Bear and Three Musketeers Categories Codeforces Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 2) 2
165 Lucky Substring Categories Codeforces Codeforces Beta Round #91 (Div. 2 Only) 2
166 Mike and strings Categories Codeforces Codeforces Round #410 (Div. 2) 2
167 The Festive Evening Categories Codeforces Codeforces Round #426 (Div. 2) 2
168 Valuable Resources Categories Codeforces Codeforces Round #276 (Div. 2) 2
169 Vika and Squares Categories Codeforces Codeforces Round #337 (Div. 2) 2
170 Rebranding Categories Codeforces Codeforces Round #327 (Div. 2) 2
171 Trace Categories Codeforces Codeforces Round #110 (Div. 2) 2
172 Lucky Numbers (easy) Categories Codeforces Codeforces Beta Round #77 (Div. 2 Only) 2
173 Qualifying Contest Categories Codeforces Codeforces Round #346 (Div. 2) 2
174 Vanya and Food Processor Categories Codeforces Codeforces Round #355 (Div. 2) 2
175 Summer sell-off Categories Codeforces Codeforces Round #415 (Div. 2) 2
176 Simple Molecules Categories Codeforces Codeforces Round #200 (Div. 2) 2
177 Game of Credit Cards Categories Codeforces Codeforces Round #401 (Div. 2) 2
178 Ciel and Flowers Categories Codeforces Codeforces Round #190 (Div. 2) 2
179 Gerald is into Art Categories Codeforces Codeforces Round #313 (Div. 2) 2
180 Mishka and trip Categories Codeforces Codeforces Round #365 (Div. 2) 2
181 Urbanization Categories Codeforces Codeforces Round #382 (Div. 2) 2
182 Opposites Attract Categories Codeforces Codeforces Beta Round #95 (Div. 2) 2
183 Okabe and Banana Trees Categories Codeforces Codeforces Round #420 (Div. 2) 2
184 Little Elephant and Magic Square Categories Codeforces Codeforces Round #157 (Div. 2) 2
185 Proper Nutrition Categories Codeforces Codeforces Round #451 (Div. 2) 2
186 Prime Matrix Categories Codeforces Codeforces Round #166 (Div. 2) 2
187 Fox and Cross Categories Codeforces Codeforces Round #228 (Div. 2) 2
188 Painting Pebbles Categories Codeforces Codeforces Round #289 (Div. 2, ACM ICPC Rules) 2
189 Archer Categories Codeforces Codeforces Round #185 (Div. 2) 2
190 Shower Line Categories Codeforces Codeforces Round #247 (Div. 2) 2
191 Covered Path Categories Codeforces Codeforces Round #298 (Div. 2) 2
192 Not Afraid Categories Codeforces Codeforces Round #406 (Div. 2) 2
193 Little Robber Girl's Zoo Categories Codeforces Codeforces Round #359 (Div. 2) 2
194 Jeff and Periods Categories Codeforces Codeforces Round #204 (Div. 2) 2
195 Maximum of Maximums of Minimums Categories Codeforces Technocup 2018 - Elimination Round 2 2
196 Squares Categories Codeforces Codeforces Round #161 (Div. 2) 2
197 The Fibonacci Segment Categories Codeforces Codeforces Round #213 (Div. 2) 2
198 Mammoth's Genome Decoding Categories Codeforces Codeforces Round #387 (Div. 2) 2
199 Combination Categories Codeforces Codeforces Round #109 (Div. 2) 2
200 Sail Categories Codeforces Codeforces Round #180 (Div. 2) 2
201 Tanya and Postcard Categories Codeforces Codeforces Round #293 (Div. 2) 2
202 Amr and The Large Array Categories Codeforces Codeforces Round #312 (Div. 2) 2
203 Sea and Islands Categories Codeforces Codeforces Round #302 (Div. 2) 2
204 Design Tutorial: Learn from Life Categories Codeforces Codeforces Round #270 2
205 Pasha and Tea Categories Codeforces Codeforces Round #311 (Div. 2) 2
206 Anatoly and Cockroaches Categories Codeforces Codeforces Round #373 (Div. 2) 2
207 Find Marble Categories Codeforces Codeforces Round #175 (Div. 2) 2
208 Alyona and flowers Categories Codeforces Codeforces Round #381 (Div. 2) 2
209 Beautiful Divisors Categories Codeforces Educational Codeforces Round 33 (Rated for Div. 2) 2
210 George and Round Categories Codeforces Codeforces Round #227 (Div. 2) 2
211 Petya and Countryside Categories Codeforces Codeforces Beta Round #61 (Div. 2) 2
212 Football Kit Categories Codeforces Codeforces Round #246 (Div. 2) 2
213 Repeated Substitution with Sed Categories Live Archive 2009 Asia - Tokyo 2
214 Pasha and String Categories Codeforces Codeforces Round #297 (Div. 2) 2
215 Bear and Friendship Condition Categories Codeforces VK Cup 2017 - Round 1 2
216 T-Shirt Hunt Categories Codeforces Codeforces Round #412 (rated, Div. 2, base on VK Cup 2017 Round 3) 3
217 Roma and Changing Signs Categories Codeforces Codeforces Round #160 (Div. 2) 3
218 Modular Equations Categories Codeforces Codeforces Round #282 (Div. 2) 3
219 Vasya's Calendar Categories Codeforces Codeforces Round #117 (Div. 2) 3
220 Art Union Categories Codeforces Codeforces Round #241 (Div. 2) 3
221 Little Elephant and Numbers Categories Codeforces Codeforces Round #136 (Div. 2) 3
222 Code For 1 Categories Codeforces Divide by Zero 2017 and Codeforces Round #399 (Div. 1 + Div. 2, combined) 3
223 The Child and Set Categories Codeforces Codeforces Round #250 (Div. 2) 3
224 Mashmokh and Tokens Categories Codeforces Codeforces Round #240 (Div. 2) 3
225 School Marks Categories Codeforces Codeforces Round #301 (Div. 2) 3
226 Lucky String Categories Codeforces Codeforces Beta Round #84 (Div. 2 Only) 3
227 Easy Number Challenge Categories Codeforces Codeforces Round #146 (Div. 2) 3
228 Finding Team Member Categories Codeforces Codeforces Round #320 (Div. 2) [Bayan Thanks-Round] 3
229 Canvas Frames Categories Codeforces Codeforces Beta Round #93 (Div. 2 Only) 3
230 Flag Day Categories Codeforces Codeforces Round #207 (Div. 2) 3
231 Cows and Poker Game Categories Codeforces Codeforces Round #174 (Div. 2) 3
232 Valera and Contest Categories Codeforces Codeforces Round #216 (Div. 2) 3
233 Anton and Lines Categories Codeforces Codeforces Round #329 (Div. 2) 3
234 Sereja and Contests Categories Codeforces Codeforces Round #235 (Div. 2) 3
235 Error Correct System Categories Codeforces Codeforces Round #296 (Div. 2) 3
236 Maximum Absurdity Categories Codeforces Codeforces Round #193 (Div. 2) 3
237 T-shirt buying Categories Codeforces Playrix Codescapes Cup (Codeforces Round #413, rated, Div. 1 + Div. 2) 3
238 Phone Numbers Categories Codeforces Codeforces Round #107 (Div. 2) 3
239 Playing Cubes Categories Codeforces Codeforces Round #159 (Div. 2) 3
240 Correct Solution? Categories Codeforces Codeforces Beta Round #12 (Div 2 Only) 3
241 Sereja and Array Categories Codeforces Codeforces Round #187 (Div. 2) 3
242 Pasha Maximizes Categories Codeforces Codeforces Round #249 (Div. 2) 3
243 Garland Categories Codeforces Codeforces Round #239 (Div. 2) 3
244 Reading Categories Codeforces Codeforces Round #145 (Div. 2, ACM-ICPC Rules) 3
245 Black Square Categories Codeforces Codeforces Round #423 (Div. 2, rated, based on VK Cup Finals) 3
246 Physics Practical Categories Codeforces Codeforces Round #154 (Div. 2) 3
247 Non-square Equation Categories Codeforces Codeforces Round #144 (Div. 2) 3
248 Vasya and Public Transport Categories Codeforces Codeforces Round #206 (Div. 2) 3
249 Longtail Hedgehog Categories Codeforces Codeforces Round #338 (Div. 2) 3
250 Hongcow Solves A Puzzle Categories Codeforces Codeforces Round #385 (Div. 2) 3
251 Regular Bracket Sequence Categories Codeforces Codeforces Beta Round #26 (Codeforces format) 3
252 Inna and New Matrix of Candies Categories Codeforces Codeforces Round #234 (Div. 2) 3
253 Burglar and Matches Categories Codeforces Codeforces Beta Round #16 (Div. 2 Only) 3
254 The Meeting Place Cannot Be Changed Categories Codeforces ?????????? 2017 - ????? (?????? ??? ??????-??????????) 3
255 Eugeny and Play List Categories Codeforces Codeforces Round #182 (Div. 2) 3
256 Cutting Carrot Categories Codeforces Tinkoff Challenge - Final Round (Codeforces Round #414, rated, Div. 1 + Div. 2) 3
257 Ternary Logic Categories Codeforces Codeforces Beta Round #97 (Div. 2) 3
258 The least round way Categories Codeforces Codeforces Beta Round #2 3
259 Levko and Permutation Categories Codeforces Codeforces Round #210 (Div. 2) 3
260 Unary Categories Codeforces Codeforces Beta Round #96 (Div. 2) 3
261 Luba And The Ticket Categories Codeforces Educational Codeforces Round 27 3
262 Spongebob and Joke Categories Codeforces Codeforces Round #332 (Div. 2) 3
263 Domino Effect Categories Codeforces Codeforces Round #238 (Div. 2) 3
264 Mike and Shortcuts Categories Codeforces Codeforces Round #361 (Div. 2) 3
265 Masha and geometric depression Categories Codeforces Codeforces Round #407 (Div. 2) 3
266 Routine Problem Categories Codeforces Codeforces Round #196 (Div. 2) 3
267 Balanced Substring Categories Codeforces Educational Codeforces Round 30 3
268 President's Office Categories Codeforces Codeforces Beta Round #6 (Div. 2 Only) 3
269 Dima and To-do List Categories Codeforces Codeforces Round #214 (Div. 2) 3
270 Coach Categories Codeforces Codeforces Round #181 (Div. 2) 3
271 Phone numbers Categories Codeforces Codeforces Beta Round #25 (Div. 2 Only) 3
272 Array Categories Codeforces Codeforces Round #138 (Div. 2) 3
273 Valera and Fruits Categories Codeforces Codeforces Round #252 (Div. 2) 3
274 Permutation Categories Codeforces Codeforces Round #209 (Div. 2) 3
275 Petya and Exam Categories Codeforces Codeforces Round #425 (Div. 2) 3
276 Spotlights Categories Codeforces Technocup 2017 - Elimination Round 2 3
277 Queue Categories Codeforces Codeforces Round #279 (Div. 2) 3
278 Order Book Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 3
279 Sereja and Stairs Categories Codeforces Codeforces Round #223 (Div. 2) 3
280 Hamming Distance Sum Categories Codeforces Codeforces Round #336 (Div. 2) 3
281 Secret Combination Categories Codeforces Codeforces Round #283 (Div. 2) 3
282 Frodo and pillows Categories Codeforces Codeforces Round #393 (Div. 2) (8VC Venture Cup 2017 - Final Round Div. 2 Edition) 3
283 Megacity Categories Codeforces Codeforces Round #242 (Div. 2) 3
284 Sagheer, the Hausmeister Categories Codeforces Codeforces Round #417 (Div. 2) 3
285 Cosmic Tables Categories Codeforces Codeforces Round #137 (Div. 2) 3
286 Ping-Pong (Easy Version) Categories Codeforces Codeforces Round #189 (Div. 2) 3
287 Pyramid of Glasses Categories Codeforces Codeforces Round #354 (Div. 2) 3
288 Letter Categories Codeforces Codeforces Beta Round #42 (Div. 2) 3
289 Students and Shoelaces Categories Codeforces Codeforces Beta Round #94 (Div. 2 Only) 3
290 Mister B and Angle in Polygon Categories Codeforces Codeforces Round #421 (Div. 2) 3
291 Code Parsing Categories Codeforces Codeforces Round #156 (Div. 2) 3
292 Fox Dividing Cheese Categories Codeforces Codeforces Round #218 (Div. 2) 3
293 Santa Claus and Keyboard Check Categories Codeforces Technocup 2017 - Elimination Round 3 3
294 Multithreading Categories Codeforces Codeforces Round #165 (Div. 2) 3
295 Testing Pants for Sadness Categories Codeforces Codeforces Beta Round #80 (Div. 1 Only) & Codeforces Beta Round #80 (Div. 2 Only) 3
296 Coat of Anticubism Categories Codeforces Codeforces Round #349 (Div. 2) 3
297 Easter Eggs Categories Codeforces Codeforces Beta Round #70 (Div. 2) 3
298 Two Tables Categories Codeforces Codeforces Round #141 (Div. 2) 4
299 Resort Categories Codeforces Codeforces Round #203 (Div. 2) 4
300 Semifinals Categories Codeforces Codeforces Round #222 (Div. 2) 4
301 Game of the Rows Categories Codeforces Codeforces Round #428 (Div. 2) 4
302 Serial Time! Categories Codeforces Codeforces Beta Round #56 4
303 Steps Categories Codeforces Codeforces Round #108 (Div. 2) 4
304 New Problem Categories Codeforces Codeforces Round #170 (Div. 2) 4
305 Binary Number Categories Codeforces Codeforces Beta Round #75 (Div. 2 Only) 4
306 Progress Bar Categories Codeforces Codeforces Beta Round #65 (Div. 2) 4
307 Meeting Categories Codeforces Codeforces Round #103 (Div. 2) 4
308 Race Against Time Categories Codeforces Codeforces Round #438 by Sberbank and Barcelona Bootcamp (Div. 1 + Div. 2 combined) 4
309 Square Categories Codeforces Codeforces Round #122 (Div. 2) 4
310 Tournament Categories Codeforces Codeforces Beta Round #27 (Codeforces format, Div. 2) 4
311 Depression Categories Codeforces Codeforces Beta Round #69 (Div. 2 Only) 4
312 Hometask Categories Codeforces Codeforces Round #131 (Div. 2) 4
313 Balls Game Categories Codeforces Codeforces Round #245 (Div. 2) 4
314 Undoubtedly Lucky Numbers Categories Codeforces Codeforces Round #150 (Div. 2) 4
315 I.O.U. Categories Codeforces Codeforces Round #221 (Div. 2) 4
316 Lorry Categories Codeforces Codeforces Beta Round #3 4
317 Fortune Telling Categories Codeforces Codeforces Beta Round #55 (Div. 2) 4
318 Shaass and Bookshelf Categories Codeforces Codeforces Round #178 (Div. 2) 4
319 African Crossword Categories Codeforces Codeforces Beta Round #74 (Div. 2 Only) 4
320 Special Offer! Super Price 999 Bourles! Categories Codeforces Codeforces Round #135 (Div. 2) 4
321 Help Kingdom of Far Far Away 2 Categories Codeforces Codeforces Round #102 (Div. 2) 4
322 Multitasking Categories Codeforces Codeforces Round #225 (Div. 2) 4
323 Settlers' Training Categories Codeforces Codeforces Beta Round #59 (Div. 2) 4
324 Walking in the Rain Categories Codeforces Codeforces Round #121 (Div. 2) 4
325 Rebus Categories Codeforces Codeforces Round #347 (Div. 1) & Codeforces Round #347 (Div. 2) 4
326 Well-known Numbers Categories Codeforces Codeforces Round #139 (Div. 2) 4
327 Kolya and Tandem Repeat Categories Codeforces Codeforces Round #253 (Div. 2) 4
328 Coins Categories Codeforces Codeforces Beta Round #44 (Div. 2) 4
329 Ancient Prophesy Categories Codeforces Codeforces Round #158 (Div. 2) 4
330 Inna and Nine Categories Codeforces Codeforces Round #220 (Div. 2) 4
331 Dima and Sequence Categories Codeforces Codeforces Round #167 (Div. 2) 4
332 Choosing Laptop Categories Codeforces Codeforces Beta Round #82 (Div. 2) 4
333 Problems for Round Categories Codeforces Codeforces Round #351 (VK Cup 2016 Round 3, Div. 2 Edition) 4
334 Magical Array Categories Codeforces Codeforces Beta Round #72 (Div. 1 Only) & Codeforces Beta Round #72 (Div. 2 Only) 4
335 Hopscotch Categories Codeforces Codeforces Round #101 (Div. 2) 4
336 Magic, Wizardry and Wonders Categories Codeforces Codeforces Round #143 (Div. 2) 4
337 Little Elephant and Sorting Categories Codeforces Codeforces Round #129 (Div. 2) 4
338 Counting Rhombi Categories Codeforces Codeforces Round #119 (Div. 2) 4
339 Sereja and Mirroring Categories Codeforces Codeforces Round #243 (Div. 2) 4
340 Escape Categories Codeforces Codeforces Round #105 (Div. 2) 4
341 Limit Categories Codeforces Codeforces Round #124 (Div. 2) 4
342 Pipeline Categories Codeforces Codeforces Round #176 (Div. 2) 4
343 Marathon Categories Codeforces Codeforces Round #237 (Div. 2) 4
344 Forming Teams Categories Codeforces Codeforces Round #133 (Div. 2) 4
345 ZgukistringZ Categories Codeforces Codeforces Round #307 (Div. 2) 4
346 Chilly Willy Categories Codeforces Codeforces Round #152 (Div. 2) 4
347 Wonder Room Categories Codeforces Codeforces Round #266 (Div. 2) 4
348 Center Alignment Categories Codeforces Codeforces Beta Round #5 4
349 Friends and Presents Categories Codeforces Codeforces Round #275 (Div. 2) 4
350 Hard Work Categories Codeforces Codeforces Beta Round #57 (Div. 2) 4
351 Choosing Symbol Pairs Categories Codeforces Codeforces Beta Round #47 4
352 Young Photographer Categories Codeforces Codeforces Beta Round #14 (Div. 2) 4
353 Testing Robots Categories Codeforces Codeforces Round #335 (Div. 2) 4
354 Growing Mushrooms Categories Codeforces Codeforces Round #118 (Div. 2) 4
355 Xenia and Spies Categories Codeforces Codeforces Round #199 (Div. 2) 4
356 Petya and Square Categories Codeforces Codeforces Beta Round #85 (Div. 2 Only) 4
357 Lucky Mask Categories Codeforces Codeforces Round #104 (Div. 2) 4
358 Dima and Text Messages Categories Codeforces Codeforces Round #208 (Div. 2) 4
359 After Training Categories Codeforces Codeforces Round #123 (Div. 2) 4
360 Pasha and Phone Categories Codeforces Codeforces Round #330 (Div. 2) 4
361 Running Student Categories Codeforces Codeforces Beta Round #9 (Div. 2 Only) 4
362 Trees in a Row Categories Codeforces Codeforces Round #236 (Div. 2) 4
363 Olympic Medal Categories Codeforces Codeforces Round #132 (Div. 2) 4
364 Eight Point Sets Categories Codeforces Codeforces Round #194 (Div. 2) 4
365 Sum Categories Codeforces Codeforces Beta Round #46 (Div. 2) 5
366 Bargaining Table Categories Codeforces Codeforces Beta Round #22 (Div. 2 Only) 5
367 Jury Size Categories Codeforces Codeforces Round #155 (Div. 2) 5
368 Berland Bingo Categories Codeforces Codeforces Round #217 (Div. 2) 5
369 Obsession with Robots Categories Codeforces Codeforces Beta Round #8 5
370 Hierarchy Categories Codeforces Codeforces Beta Round #17 5
371 Calendar Categories Codeforces Codeforces Round #183 (Div. 2) 5
372 Convex Shape Categories Codeforces Codeforces Round #168 (Div. 2) 5
373 The Queue Categories Codeforces Codeforces Round #398 (Div. 2) 5
374 Sysadmin Bob Categories Codeforces Codeforces Beta Round #31 (Div. 2, Codeforces format) 5
375 Datatypes Categories Codeforces Codeforces Beta Round #83 (Div. 2 Only) 5
376 Martian Dollar Categories Codeforces Codeforces Beta Round #40 (Div. 2) 5
377 Permutations Categories Codeforces Codeforces Beta Round #92 (Div. 2 Only) 5
378 Memory Manager Categories Codeforces Codeforces Beta Round #7 5
379 Help Chef Gerasim Categories Codeforces Codeforces Beta Round #78 (Div. 2 Only) 5
380 Surrounded Categories Codeforces Codeforces Round #120 (Div. 2) 5
381 Martian Clock Categories Codeforces Codeforces Round #106 (Div. 2) 5
382 Bets Categories Codeforces Codeforces Beta Round #63 (Div. 2) 5
383 Jumping Jack Categories Codeforces Codeforces Beta Round #11 5
384 Equation Categories Codeforces Codeforces Alpha Round #20 (Codeforces format) 5
385 Two Heaps Categories Codeforces Codeforces Round #205 (Div. 2) 5
386 Nearest Fraction Categories Codeforces Codeforces Round #172 (Div. 2) 5
387 Facetook Priority Wall Categories Codeforces Codeforces Beta Round #67 (Div. 2) 5
388 PFAST Inc. Categories Codeforces Codeforces Beta Round #86 (Div. 2 Only) 5
389 T-shirts from Sponsor Categories Codeforces School Personal Contest #2 (Winter Computer School 2010/11) - Codeforces Beta Round #43 (ACM-ICPC Rules) 5
390 Making Sequences is Fun Categories Codeforces Codeforces Round #219 (Div. 2) 5
391 Energy exchange Categories Codeforces Codeforces Beta Round #62 5
392 Balancer Categories Codeforces Testing Round #10 5
393 Checkout Assistant Categories Codeforces Codeforces Beta Round #19 5
394 Colorful Field Categories Codeforces Codeforces Beta Round #71 5
395 Chess Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 5
396 Friends Categories Codeforces Codeforces Beta Round #76 (Div. 2 Only) 5
397 Game on Paper Categories Codeforces Codeforces Round #128 (Div. 2) 5
398 Young Table Categories Codeforces Codeforces Round #147 (Div. 2) 5
399 Spoilt Permutation Categories Codeforces Codeforces Beta Round #52 (Div. 2) 5
400 Candy Boxes Categories Codeforces Codeforces Round #278 (Div. 2) 5
401 pSort Categories Codeforces Codeforces Beta Round #28 (Codeforces format) 5
402 Continued Fractions Categories Codeforces Codeforces Round #184 (Div. 2) 5
403 Wallpaper Categories Codeforces Codeforces Beta Round #99 (Div. 2) 6
404 Maximal Area Quadrilateral Categories Codeforces Codeforces Round #198 (Div. 2) 6
405 Smallest number Categories Codeforces Codeforces Beta Round #51 6
406 Harry Potter and the History of Magic Categories Codeforces Codeforces Beta Round #60 6
407 Very Interesting Game Categories Codeforces Codeforces Beta Round #88 6
408 Land Lot Categories Codeforces School Personal Contest #3 (Winter Computer School 2010/11) - Codeforces Beta Round #45 (ACM-ICPC Rules) 6
409 Text Messaging Categories Codeforces Codeforces Beta Round #64 6
410 Train Categories Codeforces Codeforces Beta Round #68 6
411 Solitaire Categories Codeforces Codeforces Round #130 (Div. 2) 6
412 Plane of Tanks: Pro Categories Codeforces Codeforces Round #115 6
413 Binary Search Tree Categories UVA 6
414 Keyboard Categories Codeforces Codeforces Beta Round #73 (Div. 2 Only) 6
415 Unsorting Array Categories Codeforces Codeforces Round #153 (Div. 2) 6
416 Number Busters Categories Codeforces Codeforces Round #224 (Div. 2) 6
417 Tyndex.Brome Categories Codeforces Codeforces Beta Round #58 6
418 Red and Blue Balls Categories Codeforces Codeforces Round #233 (Div. 2) 6
419 Easy Tape Programming Categories Codeforces Codeforces Round #148 (Div. 2) 6
420 F1 Champions Categories Codeforces Codeforces Beta Round #24 6
421 Wizards and Minimal Spell Categories Codeforces Codeforces Round #114 (Div. 2) 6
422 Cinema Cashier Categories Codeforces Codeforces Beta Round #10 6
423 Traffic Lights Categories Codeforces Codeforces Beta Round #29 (Div. 2, Codeforces format) 6
424 Vasily the Bear and Fly Categories Codeforces Codeforces Round #195 (Div. 2) 6
425 New Year Cards Categories Codeforces Codeforces Round #100 6
426 String Problem Categories Codeforces Codeforces Beta Round #33 (Codeforces format) 6
427 Party Categories Codeforces Codeforces Beta Round #23 6
428 Polygons Categories Codeforces Codeforces Round #113 (Div. 2) 6
429 Platforms Categories Codeforces Codeforces Beta Round #18 (Div. 2 Only) 6
430 Computer Game Categories Codeforces Codeforces Beta Round #37 7
431 Brand New Easy Problem Categories Codeforces Codeforces Round #127 (Div. 2) 7
432 Yaroslav and Two Strings Categories Codeforces Codeforces Round #179 (Div. 2) 7
433 Game of chess unfinished Categories Codeforces Codeforces Beta Round #41 7
434 Decode Categories Live Archive 1990 North America - East Central NA 7
435 Fractal Categories Codeforces Codeforces Beta Round #36 7
436 Three matrices Categories Codeforces Codeforces Round #230 (Div. 2) 7
437 Intersection Categories Codeforces Codeforces Alpha Round #21 (Codeforces format) 7
438 Warehouse Categories Codeforces Codeforces Beta Round #35 (Div. 2) 7
439 Inna, Dima and Song Categories Codeforces Codeforces Round #229 (Div. 2) 7
440 Codeforces World Finals Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 7
441 Repaintings Categories Codeforces Codeforces Beta Round #39 7
442 Blog Photo Categories Codeforces Codeforces Beta Round #49 (Div. 2) 7
443 bHTML Tables Analisys Categories Codeforces Codeforces Beta Round #48 7
444 Laser Categories Codeforces Codeforces Beta Round #15 7
445 Martian Architecture Categories Codeforces Codeforces Beta Round #53 7
446 Dark Assembly Categories Codeforces Codeforces Beta Round #81 7
447 Rooks and Rectangles Categories Codeforces VK Cup 2015 - Round 1 7
448 Before Exam Categories Codeforces Codeforces Beta Round #90 7
449 On Corruption and Numbers Categories Codeforces Codeforces Round #232 (Div. 2) 7
450 Letter A Categories Codeforces Codeforces Beta Round #13 8
451 Very Beautiful Number Categories Codeforces Codeforces Round #231 (Div. 2) 8
452 Cutting Jigsaw Puzzle Categories Codeforces Codeforces Beta Round #50 8
453 Special Olympics Categories Codeforces Codeforces Round #125 (Div. 2) 8
454 Need For Brake Categories Codeforces Codeforces Beta Round #66 8
455 Divisibility Rules Categories Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules) 9
456 Fence Categories A2 Online Judge 9