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Problem Category Points AC % ▴ Users
DMOPC '22 Contest 5 P2 - Absolutely Even DMOPC 7p 19.3% 164
WC '16 Contest 4 S1 - Parking Duty Woburn Challenge 10p 19.3% 25
VPEX P4 - Etopika Uncategorized 12p 19.3% 138
Graph Contest 1 P1 - Counting Paths Uncategorized 10 19.3% 93
COCI '13 Contest 5 #3 Eksplozjia COCI 10p 19.3% 134
Valentine's Day '19 S2 - Ctudor's Cute Cacti Uncategorized 7p 19.3% 152
Baltic OI '14 P2 - Three Friends Baltic OI 7p 19.3% 45
WC '15 Finals S3 - Driving Range Woburn Challenge 15p 19.3% 13
Waterloo 2022 Fall B - Lightbulbs Waterloo Local 15 19.3% 15
COCI '16 Contest 2 #5 Zamjene COCI 15p 19.3% 9
DMOPC '19 Contest 5 P2 - Charlie's Crazy Conquest DMOPC 5 19.3% 444
CCO '13 P5 - Transforming Comets CCO 15p 19.3% 74
DMPG '16 G6 - SAO Queries DMOPC 25p 19.3% 40
Mock CCC '18 Contest 2 J5/S3 - A Coloring Problem Mock CCC 10p 19.3% 56
Facebook Hacker Cup '17 Qualifying Round P3 - Fighting the Zombie FHC 10p 19.4% 29
NOI '13 P5 - Calligrapher China NOI 30p 19.4% 6
WCIPEG 2018 ECOO Qualifier P3 - Shattering Shadows 2 ECOO 7p 19.4% 10
BSSPC '22 P5 - Derrick and Orz Trees Uncategorized 7p 19.4% 140
Another Contest 8 Problem 3 - Replay Double Ignition ACC 10 19.4% 130
RGPC '17 P2 - Cubes are Life Uncategorized 7p 19.4% 147
CTU Open Contest 2018 - Rullete ICPC 10 19.4% 10
COCI '12 Contest 5 #1 Ljestvica COCI 5p 19.4% 974
COCI '21 Contest 5 #5 Usmjeravanje COCI 20p 19.4% 14
ACM U of T Tryouts C2 C - Homemade Asteroids ICPC 10 19.5% 27
GFSSOC '17 S2 - Ace is Base GFSSOC 7p 19.5% 39
CCC '05 S5 - Pinball Ranking CCC 12p 19.5% 738
Back From Summer '17 P3: Basketball Dodgeball Seasonal 7 19.5% 80
NOI '11 P5 - NOI Carnival China NOI 25p 19.5% 16
Yet Another Contest 4 P5 - Signpost YAC 20p 19.5% 25
COI '07 #1 Glasnici COCI 12 19.5% 67
SAC '21 Code Challenge P3 - DeMello's Replacement SAC Coding Challenge 5 19.5% 201
IOI '11 P3 - Rice Hub (Standard I/O) IOI 15p 19.5% 496
Largest Permutation Uncategorized 7p 19.6% 262
Appleby Contest '19 P4 - Rectangles Uncategorized 7p 19.6% 201
COCI '20 Contest 2 #3 Euklid COCI 17p 19.6% 24
APIO '10 P3 - Signaling APIO 25p 19.6% 45
CCO '22 P6 - Good Game CCO 35p 19.6% 12
NOI '09 P1 - Transformed Sequence China NOI 20p 19.6% 37
CCC '21 J4 - Arranging Books CCC 7p 19.6% 1318
Age Demographic Uncategorized 5 19.6% 112
COI '10 #1 Sort COCI 10p 19.6% 14
Wesley's Anger Contest 5 Problem 3 - Super Squirrel Sisters WAC 12p 19.6% 113
COCI '07 Contest 6 #3 Granica COCI 10p 19.6% 242
DMOPC '17 Contest 1 P6 - Land of the Carrot Trees DMOPC 20p 19.6% 38
CCC '10 S5 - Nutrient Tree CCC 20p 19.6% 266
SAC '22 Code Challenge 1 P4 - That Problem SAC Coding Challenge 7p 19.6% 75
TLE '16 Contest 1 P6 - A Very Normal Test TLE 25p 19.6% 22
CCO '20 P4 - Travelling Salesperson CCO 25p 19.6% 92
NOI '05 P4 - CongCong and KoKo China NOI 15p 19.7% 57
Singularity Cup P6 - Explosive Breakout Uncategorized 30p 19.7% 15