Contest Name: 30892 - do your best (Contest is over)

Standings - Submissions - Problems - Registrants


Problem Name Online Judge Year Contest
1 P1 - deltree A2 Online Judge
2 P2 - Special Christmas Tree A2 Online Judge
3 P3 - Trees Live Archive 2004 South Pacific
4 P4 - S-Trees Live Archive 2000 Latin America - South America
5 P5 - Strings with Same Letters A2 Online Judge
6 P6 - Minimal Ratio Tree Live Archive 2008 Asia - Beijing
7 P7 - Power of Cryptography Live Archive 2004 Latin America - Mexico and Central America
8 P8 - K-Graph Oddity Live Archive 2010 Europe - Northeastern
9 P9 - A Spy in the Metro Live Archive 2003 World Finals - Beverly Hills
10 P10 - Finding The Heaviest Path Live Archive 2008 Asia - Taipei
11 P11 - Elevator SGU
12 P12 - Rewards Codeforces Codeforces Round #256 (Div. 2)
13 P13 - Cookies Piles SPOJ
14 P14 - Problem of Apollonius Live Archive 2013 Asia - Hangzhou
15 P15 - Texas Hold'em Poker Solitaire UVA
16 P16 - DIEULINH SPOJ
17 P17 - Harry and the Dementors Live Archive 2004 North America - Northeast NA
18 P18 - Crypt Kicker II TJU
19 P19 - Island Explorer SPOJ
20 P20 - Selling Cells Live Archive 2010 North America - Mid-Atlantic USA
21 P21 - Cow Rescue TJU
22 P22 - Valera and X Codeforces Codeforces Round #237 (Div. 2)
23 P23 - Longest Regular Bracket Sequence Codeforces Codeforces Beta Round #5
24 P24 - Ships Live Archive 1996 Europe - Southwestern
25 P25 - Capital URI
26 P26 - Oil Pipeline Live Archive 2002 North America - Mid-Central USA
27 P27 - Discords Dilemma SPOJ
28 P28 - New Year and Hurry Codeforces Good Bye 2016
29 P29 - New Year and Rating Codeforces Good Bye 2016
30 P30 - New Year and Fireworks Codeforces Good Bye 2016
31 P31 - New Year and Old Subsequence Codeforces Good Bye 2016
32 P32 - New Year and Finding Roots Codeforces Good Bye 2016
33 P33 - New Year and Binary Tree Paths Codeforces Good Bye 2016
34 P34 - New Year and Snowy Grid Codeforces Good Bye 2016
35 P35 - Prim UVA
36 P36 - Trick, or Treat? Live Archive 2009 North America - North Central NA
37 P37 - Robot Scarecrow Live Archive 2016 North America - Southern California
38 P38 - Alice and Bob ZOJ
39 P39 - #define ZOJ
40 P40 - Artificial Intelligence? ZOJ
41 P41 - Cookie Flavors Live Archive 2016 Asia - Kharagpur
42 P42 - In an effort to Change History UVA
43 P43 - Bergamot Problem SGU
44 P44 - Helping Florida ZOJ
45 P45 - Super Sad Numbers A2 Online Judge
46 P46 - Number Guessing Game SPOJ
47 P47 - Math Homework A2 Online Judge
48 P48 - The Lion King Live Archive 2015 Africa/Middle East - Arab Contest
49 P49 - Bingo! Live Archive 2015 Africa/Middle East - Arab Contest
50 P50 - Cultivating Mars Live Archive 2015 Africa/Middle East - Arab Contest
51 P51 - Banana Live Archive 2015 Africa/Middle East - Arab Contest
52 P52 - Road Network Live Archive 2015 Africa/Middle East - Arab Contest
53 P53 - The Minions Quiz Live Archive 2015 Africa/Middle East - Arab Contest
54 P54 - Uberfication Live Archive 2015 Africa/Middle East - Arab Contest
55 P55 - DNA Evolution Live Archive 2015 Africa/Middle East - Arab Contest
56 P56 - Christmas Tree Live Archive 2015 Africa/Middle East - Arab Contest
57 P57 - Journey Live Archive 2015 Africa/Middle East - Arab Contest
58 P58 - Fractionstellar Live Archive 2015 Africa/Middle East - Arab Contest
59 P59 - Expert Enough? UVA
60 P60 - Pre, in and post UVA
61 P61 - Stacking Plates Live Archive 2012 World Finals - Warsaw
62 P62 - Command Network PKU
63 P63 - Image Perimeters PKU
64 P64 - Шидэт гурвалжин SPOJ
65 P65 - Anti Brute Force Lock UVA
66 P66 - White Water Rafting UVA
67 P67 - The Rail Network Renovation SPOJ
68 P68 - Jumping Beans Live Archive 2010 Africa/Middle East - Arab Contest
69 P69 - Overstaffed Company ZOJ
70 P70 - Run Length Encoding URI
71 P71 - Kule SPOJ
72 P72 - The Happy Worm ZOJ
73 P73 - Convex Polyhedron Live Archive 2015 Asia - EC Final
74 P74 - Raising Modulo Numbers TJU
75 P75 - Modified LCS Live Archive 2013 Africa/Middle East - Arab Contest
76 P76 - Equidivisions SPOJ
77 P77 - Binary Strings Live Archive 2016 Asia - Bangkok
78 P78 - Largest Increasing Sub-Matrix SPOJ
79 P79 - Share the Cakes Live Archive 2011 Asia - Shanghai
80 P80 - Coffee Central UVA
81 P81 - Triangulation TJU
82 P82 - Another Sequence Problem SPOJ
83 P83 - Checker's Check Live Archive 2000 North America - East Central NA
84 P84 - God of Number Theory SPOJ
85 P85 - Johnny Hates Number Theory Live Archive 2006 Africa/Middle East - Arab and North Africa
86 P86 - I love math A2 Online Judge
87 P87 - Mathematical Analysis Rocks! Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules)
88 P88 - Binary Number Codeforces Codeforces Beta Round #75 (Div. 2 Only)
89 P89 - The Maths Lecture Codeforces Codeforces Round #287 (Div. 2)
90 P90 - Stacking Boxes UVA
91 P91 - Counting Cells in a Blob UVA
92 P92 - Beard Graph Codeforces Codeforces Round #112 (Div. 2)
93 P93 - Bear and Compressing Codeforces IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2)
94 P94 - Alyona and the Tree Codeforces Codeforces Round #358 (Div. 2)
95 P95 - Alyona and Strings Codeforces Codeforces Round #358 (Div. 2)
96 P96 - Alyona and mex Codeforces Codeforces Round #381 (Div. 1) & Codeforces Round #381 (Div. 2)
97 P97 - Registration System Codeforces Codeforces Beta Round #4 (Div. 2 Only)
98 P98 - Delivery Bears Codeforces IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2)
99 P99 - Bear and Up-Down Codeforces IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2)
100 P100 - PolandBall and Many Other Balls Codeforces 8VC Venture Cup 2017 - Elimination Round
101 P101 - Mahmoud and a Message Codeforces Codeforces Round #396 (Div. 2)
102 P102 - Santa Claus and Candies Codeforces Testing Round #13
103 P103 - Chloe and pleasant prizes Codeforces Codeforces Round #384 (Div. 2)
104 P104 - Anton and Tree Codeforces Codeforces Round #379 (Div. 2)
105 P105 - Bottles Codeforces 2016-2017 ACM-ICPC, NEERC, Southern Subregional Contest (Online Mirror, ACM-ICPC Rules, Teams Preferred)
106 P106 - Cormen --- The Best Friend Of a Man Codeforces Codeforces Round #377 (Div. 2)
107 P107 - Centroids Codeforces AIM Tech Round 3 (Div. 1) & AIM Tech Round 3 (Div. 2)
108 P108 - Hard problem Codeforces Codeforces Round #367 (Div. 2)
109 P109 - Connecting Universities Codeforces Codeforces Round #364 (Div. 1) & Codeforces Round #364 (Div. 2)
110 P110 - LRU Codeforces Codeforces Round #363 (Div. 1) & Codeforces Round #363 (Div. 2)
111 P111 - PLEASE Codeforces Codeforces Round #362 (Div. 1) & Codeforces Round #362 (Div. 2)
112 P112 - Vasya and String Codeforces Codeforces Round #354 (Div. 2)
113 P113 - To Hack or not to Hack Codeforces CROC 2016 - Final Round [Private, For Onsite Finalists Only]
114 P114 - Running with Obstacles Codeforces VK Cup 2016 - Qualification Round 1
115 P115 - Image Preview Codeforces Codeforces Round #345 (Div. 1) & Codeforces Round #345 (Div. 2)
116 P116 - Zip-line Codeforces Codeforces Round #345 (Div. 1)
117 P117 - Table Compression Codeforces Codeforces Round #345 (Div. 1) & Codeforces Round #345 (Div. 2)
118 P118 - Mr. Kitayuta, the Treasure Hunter Codeforces Codeforces Round #286 (Div. 2) & Codeforces Round #286 (Div. 1)
119 P119 - Mr. Kitayuta's Colorful Graph Codeforces Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2) & Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2)
120 P120 - Mr. Kitayuta's Colorful Graph Codeforces Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2) & Codeforces Round #286 (Div. 1) & Codeforces Round #286 (Div. 2)
121 P121 - Strip Codeforces Codeforces Round #278 (Div. 1) & Codeforces Round #278 (Div. 2)
122 P122 - Boredom Codeforces Codeforces Round #260 (Div. 1) & Codeforces Round #260 (Div. 2)
123 P123 - DZY Loves Sequences Codeforces Codeforces Round #255 (Div. 1) & Codeforces Round #255 (Div. 2)
124 P124 - k-Tree Codeforces Codeforces Round #247 (Div. 2)
125 P125 - Working out Codeforces Codeforces Round #245 (Div. 1) & Codeforces Round #245 (Div. 2)
126 P126 - Booking System Codeforces Codeforces Round #241 (Div. 2)
127 P127 - Mashmokh and ACM Codeforces Codeforces Round #240 (Div. 1) & Codeforces Round #240 (Div. 2)
128 P128 - Mysterious Present Codeforces Codeforces Beta Round #4 (Div. 2 Only)
129 P129 - The least round way Codeforces Codeforces Beta Round #2
130 P130 - Physics Practical Codeforces Codeforces Round #154 (Div. 2)
131 P131 - Choosing Capital for Treeland Codeforces Codeforces Round #135 (Div. 2)
132 P132 - Little Elephant and Interval Codeforces Codeforces Round #129 (Div. 1) & Codeforces Round #129 (Div. 2)
133 P133 - Letter Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules)
134 P134 - Tetrahedron Codeforces Codeforces Round #113 (Div. 2)
135 P135 - Distance in Tree Codeforces VK Cup 2012 Round 1
136 P136 - Porcelain Codeforces Codeforces Round #105 (Div. 2)
137 P137 - Alphacode SPOJ
138 P138 - Philosophers Stone SPOJ
139 P139 - City Game SPOJ
140 P140 - Boxes SPOJ
141 P141 - Black or White SPOJ
142 P142 - Bad XOR SPOJ
143 P143 - BATMAN1 SPOJ
144 P144 - Coloring Segments SPOJ
145 P145 - Another Very Easy Problem! WOW!!! SPOJ
146 P146 - Fight the Monster Codeforces Codeforces Round #278 (Div. 2) & Codeforces Round #278 (Div. 1) & Codeforces Round #278 (Div. 2) & Codeforces Round #278 (Div. 1)
147 P147 - Fight the Monster Codeforces Codeforces Round #278 (Div. 1) & Codeforces Round #278 (Div. 2)
148 P148 - The Monster and the Squirrel Codeforces Codeforces Round #328 (Div. 2)
149 P149 - Joty and Chocolate Codeforces Educational Codeforces Round 13
150 P150 - One Geometry Problem SPOJ
151 P151 - Doors and Penguins SPOJ
152 P152 - Duronto Eagle SPOJ
153 P153 - Parallelogram is Back Codeforces Codeforces Round #388 (Div. 2)
154 P154 - Bicycle Race Codeforces Codeforces Round #346 (Div. 2)
155 P155 - Mike and Chocolate Thieves Codeforces Codeforces Round #361 (Div. 2)
156 P156 - Advanced Fruits SPOJ
157 P157 - Cheating a Boolean Tree SPOJ
158 P158 - Making Jumps SPOJ
159 P159 - Digger Octaves SPOJ
160 P160 - Can you answer these queries I SPOJ
161 P161 - K-th Number SPOJ
162 P162 - Frequent values SPOJ
163 P163 - The Closest Pair Codeforces Codeforces Round #185 (Div. 1) & Codeforces Round #185 (Div. 2)
164 P164 - Counting Primes SPOJ
165 P165 - Little Elephant and Array Codeforces Codeforces Round #136 (Div. 1) & Codeforces Round #136 (Div. 2)
166 P166 - New Year and Domino Codeforces Good Bye 2015
167 P167 - Tree and Queries Codeforces Codeforces Round #221 (Div. 1)
168 P168 - R2D2 and Droid Army Codeforces Codeforces Round #291 (Div. 2)
169 P169 - Flea travel Codeforces Codeforces Beta Round #51
170 P170 - CN Tower (Hard) SPOJ
171 P171 - Panic in the Plazas SPOJ
172 P172 - Password Patterns A2 Online Judge
173 P173 - Meeting Point A2 Online Judge
174 P174 - Game with Strings Codeforces Codeforces Round #275 (Div. 1) & Codeforces Round #275 (Div. 2)
175 P175 - Ability To Convert Codeforces Codeforces Round #392 (Div. 2)
176 P176 - The Smallest String Concatenation Codeforces Educational Codeforces Round 9
177 P177 - Puzzle Lover Codeforces Codeforces Round #339 (Div. 1)
178 P178 - Equivalent Strings Codeforces Codeforces Round #313 (Div. 1) & Codeforces Round #313 (Div. 2)
179 P179 - Work Group Codeforces VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only)
180 P180 - Tree-String Problem Codeforces Croc Champ 2013 - Qualification Round
181 P181 - Queries for Number of Palindromes Codeforces CROC-MBTU 2012, Elimination Round (ACM-ICPC)
182 P182 - Name Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules)
183 P183 - Train and Peter Codeforces Codeforces Beta Round #8
184 P184 - Palindrome Degree Codeforces Codeforces Beta Round #7
185 P185 - Greedy Walking SPOJ
186 P186 - Hydroelectric dams SPOJ
187 P187 - Encode Integer SPOJ
188 P188 - Save Area 11 SPOJ
189 P189 - Two strings Codeforces Educational Codeforces Round 17
190 P190 - Travel Card Codeforces 8VC Venture Cup 2017 - Final Round
191 P191 - Joysticks Codeforces Codeforces Round #345 (Div. 2)
192 P192 - Book of Evil Codeforces Codeforces Round #196 (Div. 2) & Codeforces Round #196 (Div. 1)
193 P193 - Trains and Statistic Codeforces Codeforces Round #353 (Div. 2)
194 P194 - Maximum Sub-sequence Product Live Archive 1996 Europe - Southeastern
195 P195 - Defining Macros Codeforces Codeforces Beta Round #7
196 P196 - Mrs. Hudson's Pancakes Codeforces Codeforces Round #110 (Div. 1)
197 P197 - Tree Codeforces Codeforces Beta Round #23
198 P198 - Connect Line Segments SPOJ
199 P199 - Books Codeforces Codeforces Round #171 (Div. 2)
200 P200 - Theseus and labyrinth Codeforces Codeforces Round #354 (Div. 2)
201 P201 - Sea Battle Codeforces Technocup 2017 - Elimination Round 2