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Problem Category Points AC % Users ▾
IOI '16 P5 - Unscrambling a Messy Bug IOI 20p 17.7% 65
TLE '16 Contest 7 P6 - Everyone Hates Reading TLE 15 32.7% 65
ECOO '18 R1 P4 - Fibonacci Spiral ECOO 7p 36.6% 65
COCI '18 Contest 4 #3 Kisik COCI 12p 25.7% 65
CCO '04 P2 - Hockey Scores CCO 12 20.4% 65
Bulgarian OI '09 P1 - Minesweeper Bulgarian OI 10 42.3% 65
WC '15 Contest 1 S2 - Wildcat Wildcards Woburn Challenge 10p 11.2% 65
WC '15 Contest 2 J3 - Return of the Jedi Woburn Challenge 5 28.0% 65
COCI '20 Contest 5 #1 Šifra COCI 5p 55.8% 65
Yet Another Contest 5 P3 - Potted Plants YAC 12p 15.9% 65
Singularity Cup P4 - Staircase Sum Uncategorized 17p 13.3% 65
COCI '23 Contest 4 #1 Bingo COCI 5p 67.0% 65
COCI '14 Contest 2 #5 Šuma COCI 20p 19.0% 64
IOI '01 P3 - Twofive IOI 25p 16.8% 64
DMPG '17 S5 - Bit Matrix DMOPC 15p 35.8% 64
APIO '09 P2 - The Siruseri Convention Centre APIO 25p 18.9% 64
Another Contest 5 Problem 5 - Another Cheese Problem ACC 12 17.2% 64
CEOI '16 P2 - Kangaroo CEOI 20p 43.3% 64
Rectangle Counting Uncategorized 17p 19.8% 64
Art Academy II: The Grand Escape Uncategorized 7p 23.5% 64
ACM U of T Tryouts C1 D - Reverse Fox Hunt ICPC 10 32.5% 64
Sales Uncategorized 20p 18.4% 64
Machined Surfaces Uncategorized 5 52.2% 64
COCI '20 Contest 2 #4 Sjekira COCI 12p 39.9% 64
COCI '10 Contest 5 #5 Dvoniz COCI 12p 25.5% 64
SAC '22 Code Challenge 3 P4 - Finding Friends SAC Coding Challenge 15p 23.8% 64
COCI '23 Contest 1 #1 Sudoku COCI 5p 47.9% 64
Yet Another Contest 8 P3 - Herobrine YAC 12p 7.1% 64
DMOPC '14 Contest 7 P5 - Aurora DMOPC 10p 26.5% 63
GFSSOC '15 Winter S2 - Soko-Boop GFSSOC 12p 22.5% 63
COCI '07 Contest 6 #6 Cestarine COCI 20 34.5% 63
TLE '17 Contest 6 P3 - Spencer and Contest TLE 7p 16.0% 63
DMPG '18 B3 - Shimpossible DMOPC 7p 17.2% 63
COCI '15 Contest 7 #1 Nizovi COCI 5 23.5% 63
CCO '01 P3 - Partitions CCO 12 33.9% 63
IOI '03 P6 - Seeing the Boundary IOI 20p 16.1% 63
WC '16 Contest 2 S1 - Most Illogical Woburn Challenge 10p 29.0% 63
Sudoku Challenge Uncategorized 7p 15.4% 63
IOI '08 P3 - Fish IOI 35p 9.9% 63
IOI '16 P4 - Paint by Numbers (Standard I/O) IOI 15p 10.0% 63
IOI '16 P6 - Aliens (Standard I/O) IOI 30p 6.1% 63
Riolku's Mock CCC S3 - Mosey's Birthday Mock CCC 12p 11.7% 63
COCI '10 Contest 2 #1 Puž COCI 3p 27.0% 63
CCO '21 P5 - Bread First Search CCO 20p 23.0% 63
DMOPC '22 Contest 1 P4 - Card Game DMOPC 12p 15.9% 63
Sword Art Online Judge 2 Seasonal 10 6.1% 62
GFSSOC '15 Winter J3 - Christmas Presents GFSSOC 5p 20.0% 62
DMOPC '15 Contest 7 P5 - Ariadne's Thread DMOPC 17p 21.0% 62
MNYC '17: Bells Seasonal 17p 19.0% 62
DWITE '09 R1 #1 - iProfits DWITE 3 49.3% 62