Problems

Problem Category Points AC % ▾ Users
APIO '07 P1 - Mobiles APIO 12p 30.8% 67
IOI '99 P1 - Little Shop of Flowers IOI 10 30.8% 199
DWITE '11 R2 #2 - Scratch Card DWITE 5 30.8% 35
Baltic OI '04 P3 - Sequence Baltic OI 30p 30.8% 7
Google Code Jam '12 Qualification Round Problem B - Dancing With the Googlers Google Code Jam 5p 30.8% 3
CCC '12 J1 - Speed fines are not fine! CCC 3 30.7% 5741
CEOI '18 P5 - Toys CEOI 10p 30.7% 85
COCI '15 Contest 4 #2 Han COCI 10p 30.7% 42
MALD Contest 1 P2 - Scratch Cat and Examinations Uncategorized 5p 30.7% 120
Summer Institute '17 Contest 3 P5 - Balanced Cycles SIUCF 20 30.7% 113
COCI '18 Contest 6 #5 Mobitel COCI 20p 30.7% 20
TSOC '15 Contest 1 #5 - Giant Ants TSOC 7p 30.7% 407
A Permutation Problem 2 Uncategorized 12 30.7% 20
COCI '18 Contest 4 #2 Wand COCI 7p 30.7% 158
NOI '22 P4 - Challenge NPC China NOI 25p 30.6% 4
A Simple Game Uncategorized 7p 30.6% 84
Back To School '16: Harambe Seasonal 3p 30.6% 910
TLE '15 P6 - Rock, Paper, Scissors TLE 20p 30.6% 56
ECOO '16 R2 P2 - CC+ ECOO 7p 30.6% 51
WC '16 Contest 4 S2 - Pawpsicles Woburn Challenge 12p 30.6% 35
Google Code Jam '21 Qualification Round Problem C - Reversort Engineering Google Code Jam 7p 30.6% 9
BSSPC '21 S2 - Hacker Soup Uncategorized 7p 30.5% 149
COCI '13 Contest 1 #3 Ratar COCI 15p 30.5% 56
IOI '21 P4 - Mutating DNA IOI 12p 30.5% 70
TLE '16 Contest 3 P4 - Gaussian Elimination TLE 7p 30.5% 136
CCC '08 S2 - Pennies in the Ring CCC 5 30.5% 1179
CCC '17 S3 - Nailed It! CCC 7p 30.5% 1700
CCO '08 P1 - Moving Day CCO 7p 30.5% 106
The Cosmic Era P3 - Battle Positions Uncategorized 7 30.4% 981
ICPC ECNA 2019 C - Cheese, If You Please ICPC 25 30.4% 3
COCI '09 Contest 5 #5 Program COCI 12 30.4% 96
Baltic OI '10 P1 - BEARs Baltic OI 15 30.4% 5
UACC 1 P6 - Labyrinth Treasure Uncategorized 12p 30.4% 42
COCI '08 Contest 4 #4 Slikar COCI 17p 30.4% 129
CCO '02 P5 - Connect The Campus CCO 12 30.4% 100
Amplitude Hackathon '23 Problem 1 - Company Values Uncategorized 0p 30.4% 49
UTS Open '15 #4 - Subway Uncategorized 17p 30.4% 72
CEOI '18 P2 - Global Warming CEOI 15p 30.4% 67
Monkey Cards Uncategorized 12 30.4% 27
DMOPC '17 Contest 4 P1 - Ribbon Colouring Fun DMOPC 5p 30.4% 291
COCI '07 Contest 6 #5 Princeza COCI 15 30.4% 51
New Year's '16 P1 - Late Christmas Shopping Seasonal 3p 30.4% 180
DMPG '19 B3 - Contact DMOPC 3 30.4% 229
COCI '19 Contest 3 #5 Sob COCI 15p 30.3% 34
COCI '12 Contest 5 #2 Arhipelag COCI 7p 30.3% 33
Longest Balanced Subsequence Uncategorized 15p 30.3% 28
COCI '18 Contest 3 #2 Pismo COCI 5p 30.3% 33
New Year's '18 P2 - Mimi and Christmas Cake Seasonal 5p 30.3% 371
TLE '16 Contest 2 P1 - In Debt TLE 3p 30.3% 176
DMPG '16 B4 - The Gambler's Legacy DMOPC 7p 30.3% 42