You must be logged in to add problems to this category

sortings problems
Problem Name Online Judge Year Contest Difficulty Level
1 Amr and Music Categories Codeforces Codeforces Round #287 (Div. 2) 1
2 Beautiful Paintings Categories Codeforces Codeforces Round #345 (Div. 2) 1
3 Twins Categories Codeforces Codeforces Round #111 (Div. 2) 1
4 Sale Categories Codeforces Codeforces Beta Round #34 (Div. 2) 1
5 BerSU Ball Categories Codeforces Codeforces Round #277.5 (Div. 2) 1
6 Currency System in Geraldion Categories Codeforces Codeforces Round #313 (Div. 2) 1
7 Defense of a Kingdom Categories SPOJ 1
8 Ananagrams Categories UVA 1
9 GukiZ and Contest Categories Codeforces Codeforces Round #307 (Div. 2) 1
10 Sort the Array Categories Codeforces Codeforces Round #258 (Div. 2) 1
11 Registration System Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 1
12 Cryptography Categories TopCoder SRM 480 - Div2 easy] (14159) 1
13 Digit Sorting Categories TJU 1
14 Alyona and Mex Categories Codeforces Codeforces Round #358 (Div. 2) 1
15 LittleElephantAndBooks Categories TopCoder SRM 592 - Div2 easy] (15704) 1
16 Team Olympiad Categories Codeforces Codeforces Round #279 (Div. 2) 1
17 Business trip Categories Codeforces Codeforces Round #106 (Div. 2) 1
18 Contest Scoreboard Categories UVA 1
19 Julka Categories SPOJ 1
20 Anton and Classes Categories Codeforces Codeforces Round #404 (Div. 2) 1
21 Laptops Categories Codeforces Codeforces Round #260 (Div. 2) 1
22 Queries about less or equal elements Categories Codeforces Educational Codeforces Round 2 1
23 Translation Categories Codeforces Codeforces Beta Round #40 (Div. 2) 1
24 Kuriyama Mirai's Stones Categories Codeforces Codeforces Round #248 (Div. 2) 1
25 Drazil and Factorial Categories Codeforces Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1) 1
26 Appleman and Toastman Categories Codeforces Codeforces Round #263 (Div. 1) & Codeforces Round #263 (Div. 2) 1
27 Vanya and Lanterns Categories Codeforces Codeforces Round #280 (Div. 2) 1
28 Chat room Categories Codeforces Codeforces Beta Round #54 (Div. 2) 1
29 Exams Categories Codeforces Codeforces Round #274 (Div. 2) & Codeforces Round #274 (Div. 1) 1
30 Mahmoud and a Triangle Categories Codeforces Codeforces Round #396 (Div. 2) 1
31 Kefa and Company Categories Codeforces Codeforces Round #321 (Div. 2) 1
32 USB Flash Drives Categories Codeforces Educational Codeforces Round 3 1
33 Pashmak and Flowers Categories Codeforces Codeforces Round #261 (Div. 2) 1
34 The Great Ball Categories SPOJ 1
35 Queue Categories Codeforces Codeforces Round #303 (Div. 2) 1
36 Gravity Flip Categories Codeforces Codeforces Round #238 (Div. 2) 1
37 Football Categories Codeforces Codeforces Beta Round #42 (Div. 2) 1
38 Towers Categories Codeforces Codeforces Beta Round #37 1
39 Lucky Division Categories Codeforces Codeforces Beta Round #91 (Div. 2 Only) 1
40 Devu, the Dumb Guy Categories Codeforces Codeforces Round #251 (Div. 2) 1
41 Little Girl and Maximum Sum Categories Codeforces Codeforces Round #169 (Div. 2) 1
42 Football (aka Soccer) Categories UVA 1
43 Dragons Categories Codeforces Codeforces Round #142 (Div. 2) 1
44 Arrays Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 1
45 Vito's Family Categories UVA 1
46 Division of Nlogonia Categories UVA 1
47 Helpful Maths Categories Codeforces Codeforces Round #197 (Div. 2) 1
48 An abandoned sentiment from past Categories Codeforces Codeforces Round #418 (Div. 2) 1
49 Soldier and Badges Categories Codeforces Codeforces Round #304 (Div. 2) 1
50 Amusing Joke Categories Codeforces Codeforces Round #101 (Div. 2) 1
51 Passwords Categories Codeforces Codeforces Round #374 (Div. 2) 1
52 Building Permutation Categories Codeforces Codeforces Round #175 (Div. 2) 1
53 DNA Sorting Categories UVA 1
54 RoyalTreasurer Categories TopCoder SRM 433 - Div2 easy] (13695) 1
55 Lala Land and Apple Trees Categories Codeforces Codeforces Round #312 (Div. 2) 1
56 Choosing Teams Categories Codeforces Codeforces Round #246 (Div. 2) 1
57 SwapSort Categories Codeforces Codeforces Round #277.5 (Div. 2) 2
58 Difference Row Categories Codeforces Codeforces Round #201 (Div. 2) 2
59 Little Elephant and Problem Categories Codeforces Codeforces Round #136 (Div. 1) & Codeforces Round #136 (Div. 2) 2
60 Counting heaps Categories Live Archive 2008 Europe - Central 2
61 Chat Order Categories Codeforces VK Cup 2016 - Qualification Round 1 2
62 Petya and Staircases Categories Codeforces Codeforces Round #212 (Div. 2) 2
63 Urbanization Categories Codeforces Codeforces Round #382 (Div. 2) 2
64 Buggy Sorting Categories Codeforces Codeforces Round #151 (Div. 2) 2
65 Trace Categories Codeforces Codeforces Round #110 (Div. 2) 2
66 Fox And Names Categories Codeforces Codeforces Round #290 (Div. 2) & Codeforces Round #290 (Div. 1) 2
67 Mafia Categories Codeforces Codeforces Round #202 (Div. 1) & Codeforces Round #202 (Div. 2) 2
68 Leha and Function Categories Codeforces Codeforces Round #429 (Div. 1) & Codeforces Round #429 (Div. 2) 2
69 Unlucky Ticket Categories Codeforces Codeforces Round #111 (Div. 2) 2
70 Vladik and Complicated Book Categories Codeforces Codeforces Round #416 (Div. 2) 2
71 Making a String Categories Codeforces AIM Tech Round (Div. 2) 2
72 The Child and Toy Categories Codeforces Codeforces Round #250 (Div. 2) & Codeforces Round #250 (Div. 1) 2
73 Towers Categories Codeforces Codeforces Round #274 (Div. 2) 2
74 Polo the Penguin and Matrix Categories Codeforces Codeforces Round #177 (Div. 2) 2
75 Little Robber Girl's Zoo Categories Codeforces Codeforces Round #359 (Div. 2) 2
76 Sinking Ship Categories Codeforces Codeforces Beta Round #59 (Div. 2) 2
77 Summer sell-off Categories Codeforces Codeforces Round #415 (Div. 2) 2
78 Bubbles and Buckets Categories UVA 2
79 k-Multiple Free Set Categories Codeforces Codeforces Round #168 (Div. 1) & Codeforces Round #168 (Div. 2) 2
80 New Year Permutation Categories Codeforces Good Bye 2014 2
81 Rank List Categories Codeforces Codeforces Round #113 (Div. 2) 2
82 Big Segment Categories Codeforces Codeforces Round #149 (Div. 2) 2
83 Next Test Categories Codeforces Codeforces Beta Round #27 (Codeforces format, Div. 2) 2
84 Equivalent Strings Categories Codeforces Codeforces Round #313 (Div. 1) & Codeforces Round #313 (Div. 2) 2
85 New Year Ratings Change Categories Codeforces Good Bye 2013 2
86 Bear and Three Balls Categories Codeforces IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2) 2
87 Game of Credit Cards Categories Codeforces Codeforces Round #401 (Div. 2) 2
88 MUH and Important Things Categories Codeforces Codeforces Round #269 (Div. 2) 2
89 Vanya and Exams Categories Codeforces Codeforces Round #280 (Div. 2) 2
90 Pasha and Tea Categories Codeforces Codeforces Round #311 (Div. 2) 2
91 Counting Kangaroos is Fun Categories Codeforces Codeforces Round #219 (Div. 1) & Codeforces Round #219 (Div. 2) 2
92 Developing Skills Categories Codeforces Codeforces Round #322 (Div. 2) 2
93 Ljutnja Categories SPOJ 2
94 Squares Categories Codeforces Codeforces Round #161 (Div. 2) 2
95 Restoring Password Categories Codeforces Codeforces Beta Round #76 (Div. 2 Only) 2
96 Qualifying Contest Categories Codeforces Codeforces Round #346 (Div. 2) 2
97 Handball Categories UVA 2
98 Jeff and Periods Categories Codeforces Codeforces Round #204 (Div. 2) 2
99 Combination Categories Codeforces Codeforces Round #109 (Div. 2) 2
100 Ascending Fibonacci Numbers Categories SPOJ 2
101 Fox and Box Accumulation Categories Codeforces Codeforces Round #228 (Div. 1) & Codeforces Round #228 (Div. 2) 2
102 Median Categories Codeforces Codeforces Round #113 (Div. 2) 3
103 Do you want a date? Categories Codeforces Codeforces Round #415 (Div. 1) & Codeforces Round #415 (Div. 2) 3
104 The Child and Set Categories Codeforces Codeforces Round #250 (Div. 2) 3
105 Longest Regular Bracket Sequence Categories Codeforces Codeforces Beta Round #5 3
106 Sereja and Stairs Categories Codeforces Codeforces Round #223 (Div. 2) 3
107 Vasya and Basketball Categories Codeforces Codeforces Round #281 (Div. 2) 3
108 Day at the Beach Categories Codeforces Codeforces Round #332 (Div. 2) 3
109 History Categories Codeforces Codeforces Beta Round #98 (Div. 2) 3
110 Reading Categories Codeforces Codeforces Round #145 (Div. 2, ACM-ICPC Rules) 3
111 z-sort Categories Codeforces Educational Codeforces Round 10 3
112 Mashmokh and Tokens Categories Codeforces Codeforces Round #240 (Div. 2) 3
113 Anton and Lines Categories Codeforces Codeforces Round #329 (Div. 2) 3
114 Ilya and Matrix Categories Codeforces Codeforces Round #186 (Div. 2) 3
115 HELP NERUBAN Categories SPOJ 3
116 Arithmetic Progression Categories Codeforces Codeforces Round #224 (Div. 2) 3
117 Mysterious Present Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 3
118 Finding Team Member Categories Codeforces Codeforces Round #320 (Div. 2) [Bayan Thanks-Round] 3
119 Photographer Categories Codeforces Codeforces Round #128 (Div. 2) 3
120 Bombs Categories Codeforces Codeforces Round #203 (Div. 2) 3
121 Megacity Categories Codeforces Codeforces Round #242 (Div. 2) 3
122 2D-SORT Categories SPOJ 3
123 Sockets Categories Codeforces Codeforces Round #159 (Div. 2) 3
124 Spyke Talks Categories Codeforces Croc Champ 2013 - Qualification Round 3
125 Correct Solution? Categories Codeforces Codeforces Beta Round #12 (Div 2 Only) 3
126 Long Jumps Categories Codeforces Codeforces Round #274 (Div. 2) & Codeforces Round #274 (Div. 1) 3
127 Cellular Network Categories Codeforces Educational Codeforces Round 15 3
128 Cards with Numbers Categories Codeforces Codeforces Round #155 (Div. 2) 3
129 Burglar and Matches Categories Codeforces Codeforces Beta Round #16 (Div. 2 Only) 3
130 Maximum Value Categories Codeforces Codeforces Round #276 (Div. 1) & Codeforces Round #276 (Div. 2) 3
131 Misha and Forest Categories Codeforces Codeforces Round #285 (Div. 2) & Codeforces Round #285 (Div. 1) 3
132 Pashmak and Parmida's problem Categories Codeforces Codeforces Round #261 (Div. 2) 3
133 Maxim and Discounts Categories Codeforces Codeforces Round #160 (Div. 1) & Codeforces Round #160 (Div. 2) 3
134 Powerful array Categories Codeforces Yandex.Algorithm 2011 Round 2 3
135 Ilya and Sticks Categories Codeforces Codeforces Round #297 (Div. 2) 3
136 Replacement Categories Codeforces Codeforces Beta Round #97 (Div. 1) & Codeforces Beta Round #97 (Div. 2) 3
137 To Add or Not to Add Categories Codeforces Codeforces Round #143 (Div. 2) 3
138 Order Book Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 3
139 Maximum Submatrix 2 Categories Codeforces Codeforces Round #221 (Div. 1) & Codeforces Round #221 (Div. 2) 4
140 XK Segments Categories Codeforces Codeforces Round #448 (Div. 2) 4
141 Pashmak and Graph Categories Codeforces Codeforces Round #261 (Div. 2) 4
142 Clique Problem Categories Codeforces Codeforces Round #296 (Div. 2) & Codeforces Round #296 (Div. 1) 4
143 Page Numbers Categories Codeforces Codeforces Beta Round #34 (Div. 2) 4
144 One-Dimensional Battle Ships Categories Codeforces Codeforces Round #Pi (Div. 2) 4
145 Queue Categories Codeforces Codeforces Beta Round #75 (Div. 1 Only) & Codeforces Beta Round #75 (Div. 2 Only) 4
146 Vanya and Triangles Categories Codeforces Codeforces Round #308 (Div. 2) 4
147 Restore Graph Categories Codeforces Codeforces Round #237 (Div. 2) 4
148 Chores Categories Codeforces VK Cup 2012 Round 2 (Unofficial Div. 2 Edition) 4
149 Semifinals Categories Codeforces Codeforces Round #222 (Div. 2) 4
150 Choosing Laptop Categories Codeforces Codeforces Beta Round #82 (Div. 2) 4
151 Troops of Sand Monsters Categories SPOJ 4
152 Find Pair Categories Codeforces Codeforces Round #111 (Div. 2) 4
153 Report Categories Codeforces Codeforces Round #344 (Div. 2) 4
154 The Child and Zoo Categories Codeforces Codeforces Round #250 (Div. 2) & Codeforces Round #250 (Div. 1) 4
155 Division into Teams Categories Codeforces Codeforces Round #106 (Div. 2) 4
156 Growing Mushrooms Categories Codeforces Codeforces Round #118 (Div. 2) 4
157 Case of Fugitive Categories Codeforces Codeforces Round #310 (Div. 1) & Codeforces Round #310 (Div. 2) 4
158 Eight Point Sets Categories Codeforces Codeforces Round #194 (Div. 2) 4
159 Matchmaker Categories Codeforces VK Cup 2012 Qualification Round 2 4
160 The Smallest String Concatenation Categories Codeforces Educational Codeforces Round 9 4
161 Sereja and Swaps Categories Codeforces Codeforces Round #243 (Div. 1) & Codeforces Round #243 (Div. 2) 4
162 Multitasking Categories Codeforces Codeforces Round #225 (Div. 2) 4
163 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
164 Ksusha and Array Categories Codeforces Croc Champ 2013 - Round 2 (Div. 2 Edition) 4
165 Fruits Categories Codeforces Codeforces Beta Round #12 (Div 2 Only) 4
166 Network Configuration Categories Codeforces Coder-Strike 2014 - Round 1 4
167 Lorry Categories Codeforces Codeforces Beta Round #3 4
168 Vanya and Computer Game Categories Codeforces Codeforces Round #280 (Div. 2) 4
169 Devu and his Brother Categories Codeforces Codeforces Round #251 (Div. 2) 4
170 Money Transfers Categories Codeforces Codeforces Round #353 (Div. 2) 4
171 Layer Cake Categories Codeforces 2015-2016 ACM-ICPC, NEERC, Southern Subregional Contest (Online Mirror, ACM-ICPC Rules, Teams Preferred) 5
172 Happy Line Categories Codeforces Looksery Cup 2015 5
173 Queue Categories Codeforces Codeforces Round #101 (Div. 2) 5
174 Nearest vectors Categories Codeforces Educational Codeforces Round 1 5
175 Discounts Categories Codeforces VK Cup 2012 Round 1 5
176 Points on Plane Categories Codeforces Codeforces Round #319 (Div. 1) & Codeforces Round #319 (Div. 2) 5
177 Fox and Card Game Categories Codeforces Codeforces Round #228 (Div. 1) & Codeforces Round #228 (Div. 2) 5
178 Prime Swaps Categories Codeforces Codeforces Round #246 (Div. 2) 5
179 Preparing for the Contest Categories Codeforces Codeforces Round #222 (Div. 1) & Codeforces Round #222 (Div. 2) 5
180 Sequence Categories Codeforces Codeforces Beta Round #13 5
181 Cottage Village Categories Codeforces Codeforces Beta Round #15 5
182 Dima and Two Sequences Categories Codeforces Codeforces Round #167 (Div. 2) & Codeforces Round #167 (Div. 1) 5
183 Young Table Categories Codeforces Codeforces Round #147 (Div. 2) 5
184 Fedor and coupons Categories Codeforces Codeforces Round #390 (Div. 2) 5
185 New Year Contest Categories Codeforces Codeforces Round #100 5
186 A Simple Task Categories Codeforces Codeforces Round #312 (Div. 2) 5
187 Datatypes Categories Codeforces Codeforces Beta Round #83 (Div. 2 Only) 5
188 Nested Segments Categories Codeforces Educational Codeforces Round 10 5
189 Wilbur and Points Categories Codeforces Codeforces Round #331 (Div. 2) 5
190 Minimization Categories Codeforces Codeforces Round #317 [AimFund Thanks-Round] (Div. 1) & Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) 5
191 Olympiad Categories Codeforces Codeforces Round #137 (Div. 2) 5
192 Array Game Categories Live Archive 2009 Asia - Tehran 5
193 Help Chef Gerasim Categories Codeforces Codeforces Beta Round #78 (Div. 2 Only) 5
194 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
195 Colorful Field Categories Codeforces Codeforces Beta Round #71 5
196 Cartons of milk Categories Codeforces Codeforces Round #398 (Div. 2) 5
197 Ryouko's Memory Note Categories Codeforces Codeforces Round #248 (Div. 2) & Codeforces Round #248 (Div. 1) 5
198 Lawnmower Categories Codeforces Codeforces Beta Round #87 (Div. 1 Only) & Codeforces Beta Round #87 (Div. 2 Only) 5
199 The Art of Dealing with ATM Categories Codeforces VK Cup 2015 - Round 1 5
200 pSort Categories Codeforces Codeforces Beta Round #28 (Codeforces format) 5
201 DIFFICULT INTERVIEW Categories SPOJ 5
202 Cards Sorting Categories Codeforces Codeforces Round #424 (Div. 1, rated, based on VK Cup Finals) & Codeforces Round #424 (Div. 2, rated, based on VK Cup Finals) 5
203 Hanoi Factory Categories Codeforces Codeforces Round #401 (Div. 2) 5
204 The Union of k-Segments Categories Codeforces Educational Codeforces Round 4 5
205 Fancy Number Categories Codeforces Codeforces Beta Round #89 (Div. 2) 5
206 Restaurant Categories Codeforces Testing Round #12 5
207 Spy Syndrome 2 Categories Codeforces Manthan, Codefest 16 5
208 Pillars Categories Codeforces Codeforces Round #271 (Div. 2) 5
209 Two Heaps Categories Codeforces Codeforces Round #205 (Div. 2) 5
210 Points and Segments (easy) Categories Codeforces Codeforces Round #245 (Div. 2) 5
211 Cunning Gena Categories Codeforces RCC 2014 Warmup (Div. 2) & RCC 2014 Warmup (Div. 1) 6
212 Sonya and Problem Wihtout a Legend Categories Codeforces Codeforces Round #371 (Div. 1) & Codeforces Round #371 (Div. 2) 6
213 Polycarp and Hay Categories Codeforces Codeforces Round #346 (Div. 2) 6
214 Characteristics of Rectangles Categories Codeforces Codeforces Round #194 (Div. 1) 6
215 Mike and distribution Categories Codeforces Codeforces Round #410 (Div. 2) 6
216 Segments Categories Codeforces Codeforces Beta Round #22 (Div. 2 Only) 6
217 Infinite Inversions Categories Codeforces Codeforces Round #301 (Div. 2) 6
218 Doctor Categories Codeforces Codeforces Beta Round #72 (Div. 1 Only) & Codeforces Beta Round #72 (Div. 2 Only) 6
219 Reducing Fractions Categories Codeforces Codeforces Round #137 (Div. 2) 6
220 Rooter's Song Categories Codeforces Codeforces Round #431 (Div. 1) & Codeforces Round #431 (Div. 2) 6
221 Ada and Cucumber Categories SPOJ 6
222 Trading Business Categories Codeforces Croc Champ 2012 - Round 2 6
223 Distributing Parts Categories Codeforces Codeforces Round #283 (Div. 2) 6
224 Sereja and the Arrangement of Numbers Categories Codeforces Codeforces Round #215 (Div. 1) & Codeforces Round #215 (Div. 2) 6
225 Unsorting Array Categories Codeforces Codeforces Round #153 (Div. 2) 6
226 Phone Talks Categories Codeforces VK Cup 2012 Qualification Round 1 6
227 Mittens Categories Codeforces Codeforces Round #217 (Div. 2) 6
228 Bus Categories Codeforces Croc Champ 2012 - Qualification Round 6
229 Oh Sweet Beaverette Categories Codeforces ABBYY Cup 3.0 - Finals (online version) 6
230 Yet Another Task with Queens Categories Codeforces Codeforces Beta Round #95 (Div. 2) 6
231 Double Profiles Categories Codeforces Codeforces Round #109 (Div. 1) & Codeforces Round #109 (Div. 2) 6
232 A Heap of Heaps Categories Codeforces Codeforces Round #300 6
233 Polygons Categories Codeforces Codeforces Round #113 (Div. 2) 6
234 Physical Education Categories Codeforces Codeforces Beta Round #49 (Div. 2) 6
235 Average Score Categories Codeforces Yandex.Algorithm Open 2011 Qualification 1 6
236 Hydra Categories Codeforces Codeforces Round #150 (Div. 1) & Codeforces Round #150 (Div. 2) 6
237 Let's Go Rolling! Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 6
238 Stripe 2 Categories Codeforces Codeforces Alpha Round #21 (Codeforces format) 6
239 Time to Raid Cowavans Categories Codeforces Codeforces Beta Round #80 (Div. 1 Only) & Codeforces Beta Round #80 (Div. 2 Only) 6
240 Domino Principle Categories Codeforces Codeforces Beta Round #52 (Div. 2) 7
241 General Mobilization Categories Codeforces Yandex.Algorithm 2011 Qualification 2 7
242 Ball Categories Codeforces Codeforces Beta Round #12 (Div 2 Only) 7
243 Blood Cousins Return Categories Codeforces Codeforces Round #151 (Div. 2) 7
244 Before Exam Categories Codeforces Codeforces Beta Round #90 7
245 Playlist Categories Codeforces Codeforces Round #164 (Div. 2) 7
246 Geometry Horse Categories Codeforces Codeforces Round #115 7
247 Paint Tree Categories Codeforces Codeforces Round #124 (Div. 1) & Codeforces Round #124 (Div. 2) 7
248 Guess Your Way Out! II Categories Codeforces Codeforces Round #312 (Div. 2) 7
249 Bug in Code Categories Codeforces Coder-Strike 2014 - Finals (online edition, Div. 2) & Coder-Strike 2014 - Finals (online edition, Div. 1) & Coder-Strike 2014 - Finals (online edition, Div. 2) & Coder-Strike 2014 - Finals (online edition, Div. 1) 7
250 Event Dates Categories Codeforces School Team Contest #3 (Winter Computer School 2010/11) 7
251 Minimum Sum Categories Codeforces School Regional Team Contest, Saratov, 2011 7
252 Gift Categories Codeforces All-Ukrainian School Olympiad in Informatics 7
253 Bear and Contribution Categories Codeforces VK Cup 2016 - Round 1 7
254 Mushroom Gnomes - 2 Categories Codeforces Codeforces Beta Round #99 (Div. 1) & Codeforces Beta Round #99 (Div. 2) 7
255 Lovely Matrix Categories Codeforces Codeforces Round #168 (Div. 1) 7
256 Group Photo 2 (online mirror version) Categories Codeforces VK Cup 2015 - Round 1 (unofficial online mirror, Div. 1 only) 7
257 Edges in MST Categories Codeforces Codeforces Round #111 (Div. 2) 7
258 Counter Attack Categories Codeforces Codeforces Round #120 (Div. 2) 7
259 Hostname Aliases Categories Codeforces CROC 2016 - Qualification 7
260 Zebra Tower Categories Codeforces VK Cup 2012 Qualification Round 2 7
261 Knights Categories Codeforces Codeforces Beta Round #33 (Codeforces format) 7
262 Spider's Web Categories Codeforces Codeforces Round #133 (Div. 2) 7
263 Bamboo Partition Categories Codeforces Codeforces Round #424 (Div. 1, rated, based on VK Cup Finals) & Codeforces Round #424 (Div. 2, rated, based on VK Cup Finals) 7
264 Students' Revenge Categories Codeforces Codeforces Round #193 (Div. 2) 7
265 Analyzing Polyline Categories Codeforces Codeforces Round #123 (Div. 2) 7
266 Kingdom and its Cities Categories Codeforces Codeforces Round #339 (Div. 1) 8
267 Lucky Tickets Categories Codeforces Codeforces Beta Round #64 8
268 Beautiful Road Categories Codeforces Codeforces Beta Round #73 (Div. 1 Only) 8
269 Gosha is hunting Categories Codeforces Codeforces Round #381 (Div. 1) 8
270 Need For Brake Categories Codeforces Codeforces Beta Round #66 8
271 Summer Earnings Categories Codeforces Codeforces Round #194 (Div. 1) 8
272 Conveyor Categories Codeforces VK Cup 2012 Round 2 8
273 Oranges and Apples Categories Codeforces Codeforces Beta Round #23 8
274 Place Your Ad Here Categories Codeforces VK Cup 2015 - Round 3 (unofficial online mirror, Div. 1 only) 8
275 Petya and Tree Categories Codeforces Yandex.Algorithm 2011 Round 1 8
276 Printer Categories Codeforces Codeforces Round #154 (Div. 2) 8
277 Parade Categories Codeforces Codeforces Beta Round #35 (Div. 2) 8
278 Sereja and Straight Lines Categories Codeforces Codeforces Round #187 (Div. 1) 8
279 Lucky Sorting Categories Codeforces Codeforces Beta Round #84 (Div. 1 Only) 8
280 Volcanoes Categories Codeforces Codeforces Round #225 (Div. 1) & Codeforces Round #225 (Div. 2) 8
281 Dividing Kingdom II Categories Codeforces Codeforces Round #360 (Div. 1) 8
282 Guard Towers Categories Codeforces Yandex.Algorithm 2011 Round 1 8
283 Wilbur and Trees Categories Codeforces Codeforces Round #331 (Div. 2) 8
284 Castle Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) 8
285 Optimizer Categories Codeforces Testing Round #6 9
286 MultiSort Categories SPOJ 9
287 Moon Craters Categories Codeforces School Team Contest #1 (Winter Computer School 2010/11) 9
288 Tourists Categories Codeforces Codeforces Round #176 (Div. 1) 9
289 Item World Categories Codeforces Codeforces Beta Round #81 9
290 Shoe Store Categories Codeforces Codeforces Round #113 (Div. 2) 9
291 Inquisition Categories Codeforces Codeforces Beta Round #58 9
292 Donkey and Stars Categories Codeforces Codeforces Round #152 (Div. 1) 9
293 Roland and Rose Categories Codeforces Codeforces Round #262 (Div. 2) 9
294 Cannon Categories Codeforces Codeforces Beta Round #44 (Div. 2) 9
295 Map Categories Codeforces Codeforces Beta Round #15 9
296 Bear and Paradox Categories Codeforces VK Cup 2016 - Round 1 9
297 New Year Snowflake Categories Codeforces Codeforces Round #100 9
298 Transportation Categories Codeforces Codeforces Round #128 (Div. 2) 9
299 Representative Sampling Categories Codeforces ABBYY Cup 2.0 - Hard 9
300 Gerald and Path Categories Codeforces Codeforces Round #313 (Div. 1) 9
301 New Year Tree Decorations Categories Codeforces Good Bye 2013 9
302 Camping Groups Categories Codeforces Croc Champ 2012 - Round 1 9
303 Buses and People Categories Codeforces Codeforces Round #111 (Div. 2) 9
304 Gripping Story Categories Codeforces Codeforces Round #125 (Div. 1) 9
305 Mike and code of a permutation Categories Codeforces Codeforces Round #410 (Div. 2) 9
306 Caramel Clouds Categories Codeforces Codeforces Round #426 (Div. 1) 10
307 Wavy numbers Categories Codeforces Codeforces Round #273 (Div. 2) 10
308 Triangles 3000 Categories Codeforces Codeforces Round #296 (Div. 1) 10
309 Selling Numbers Categories Codeforces Codeforces Round #402 (Div. 1) 10
310 Array sorting Categories Codeforces Unknown Language Round #4 10
311 Snow sellers Categories Codeforces School Personal Contest #3 (Winter Computer School 2010/11) - Codeforces Beta Round #45 (ACM-ICPC Rules) 10
312 Looking for Owls Categories Codeforces Codeforces Round #203 (Div. 2) 10
313 Table Bowling Categories Codeforces Unknown Language Round #1 10
314 Furukawa Nagisa's Tree Categories Codeforces Codeforces Round #248 (Div. 1) 10
315 Sort the Table Categories Codeforces Unknown Language Round #1 10
316 Berserk Robot Categories Codeforces Codeforces Round #300 10