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Problem Category Points AC % ▴ Users
DMOPC '20 Contest 6 P1 - Tug of War DMOPC 7p 14.8% 175
IOI '09 P6 - Mecho IOI 15 14.8% 324
NOI '09 P5 - Pipe Marbles China NOI 25p 14.8% 52
South African Computer Olympiad 2008 Day 1 Problem 3 - Visiting Grandma Uncategorized 15p 14.8% 76
WC '01 P7 - The Sixth Sense Woburn Challenge 15 14.8% 3
WC '18 Contest 2 S3 - Multitasking Woburn Challenge 15p 14.8% 14
DMOPC '17 Contest 5 P6 - Bridges DMOPC 20p 14.8% 7
IOI '02 P5 - Bus Terminals IOI 30p 14.8% 53
DMOPC '21 Contest 1 P3 - Mystery DAG DMOPC 12 14.8% 111
An Animal Contest 7 P3 - Squirrel Scramble AAC 12p 14.9% 67
RTE '16 S2 - Fire Evacuation Plan Uncategorized 12p 14.9% 74
MWC '15 #7 P3: Blue and Green MWC 15p 14.9% 37
Mock CCO '19 Contest 1 Problem 4 - A Chemistry Problem Mock CCO 15p 14.9% 13
Baltic OI '20 P3 - Joker Baltic OI 25p 14.9% 16
CCO Preparation Test 3 P2 - Packing Up Mock CCO 25p 14.9% 117
TSOC '16 Contest 2 #3 - Lu Han and Birthday TSOC 10p 14.9% 50
COCI '08 Contest 6 #4 Cuskija COCI 10 14.9% 203
MMCC '14 P3 - Esdeath Uncategorized 15p 14.9% 204
IOI '13 P5 - Robots (Standard I/O) IOI 20p 15.0% 278
TLE '15 P2 - Microwaves TLE 12p 15.0% 95
TLE '17 Contest 1 P5 - Cake TLE 15p 15.0% 26
Yet Another Contest 2 P6 - Travel Budget YAC 20p 15.0% 37
IOI '18 P1 - Combo IOI 15p 15.0% 179
Presents Uncategorized 10 15.0% 40
Google Code Jam '10 Round 1A Problem B - Make it Smooth Google Code Jam 10p 15.0% 3
Google Code Jam '21 Qualification Round Problem E - Cheating Detection Google Code Jam 15p 15.0% 3
Prefix Digits Uncategorized 7 15.0% 61
DMOPC '18 Contest 1 P1 - Sorting DMOPC 5p 15.0% 312
MWC '15 #5 P1: Stats MWC 5 15.0% 45
GlobeX Cup '19 J2 - Winnie Waifu Wars Uncategorized 3p 15.0% 46
CERC '00 H - Hotline ICPC 25 15.1% 43
CTU Open Contest 2017 - Dark Ride With Monsters ICPC 7 15.1% 9
Yet Another Contest 2 P4 - No More Arithmetic YAC 15p 15.1% 51
DMOPC '18 Contest 3 P3 - Bob and Math Class DMOPC 10p 15.1% 55
ACM U of T Tryouts C1 F - Foxic Expressions ICPC 15 15.1% 26
Good Inflation Uncategorized 20 15.1% 39
WC '01 Suicidal P5 - The Mole Woburn Challenge 15p 15.1% 10
COCI '14 Contest 3 #6 Kamioni COCI 30p 15.1% 18
COCI '08 Contest 1 #3 Mravojed COCI 10 15.1% 58
TLE '17 Contest 8 P2 - Ship Defense TLE 5p 15.1% 199
SAC '22 Code Challenge 4 P5 - Obligatory Interactive Problem SAC Coding Challenge 12p 15.1% 55
COCI '18 Contest 2 #5 Sunčanje COCI 25p 15.1% 21
UTS Open '18 P5 - Room 666 Uncategorized 25p 15.2% 14
IOI '11 P1 - Tropical Garden IOI 25p 15.2% 37
Wesley++ Seasonal 15p 15.2% 10
Baltic OI '12 P2 - Mobile Baltic OI 15p 15.2% 8
An Animal Contest 2 P3 - Koala Balloons AAC 12p 15.2% 180
DMOPC '18 Contest 6 P5 - Quadrat Sampling DMOPC 20p 15.2% 60
IOI '11 P2 - Race (Standard I/O) IOI 17p 15.2% 529
Back To School '18: Beautiful Trees Seasonal 10p 15.2% 102