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Problem Category Points AC % Users
ACM U of T Tryouts C3 C - A Subtle Surf ICPC 10 23.8% 77
ACM U of T Tryouts C3 E - A Brief Expedition ICPC 10 33.6% 74
ACM U of T Tryouts C3 F - A Pleasant Stroll ICPC 15 17.0% 30
ACM U of T Tryouts C3 G - Office Mates ICPC 15 21.3% 34
A Coin Problem Uncategorized 12p 19.2% 304
ACSL '09 Practice P2 - Cars Uncategorized 10p 18.9% 36
ACSL '09 Practice P3 - Zeroes Uncategorized 10 21.9% 136
ACSL '09 Practice P5 - Fax Uncategorized 12p 26.7% 19
ACSL '09 Practice P6 - Expression Uncategorized 10p 11.2% 28
ACSL '09 Practice P7 - Cube Uncategorized 15 16.0% 27
ACSL '09 Contest 1 Senior - Bridge Uncategorized 10p 24.5% 17
ACSL '09 Contest 3 Senior - Pinochle Uncategorized 10p 33.9% 3
A Digit Problem Uncategorized 12p 30.5% 73
A Harder Game Uncategorized 15p 8.5% 31
Amplitude Hackathon '23 Problem 6 - Journeys Uncategorized 10p 30.4% 13
Andrew Needs Help Uncategorized 12p 29.4% 37
APIO '07 P1 - Mobiles APIO 12p 30.7% 69
APIO '08 P3 - DNA APIO 15p 31.6% 34
APIO '12 P1 - Dispatching APIO 17p 26.6% 307
APIO '23 P1 - Cyberland APIO 17p 7.5% 37
A Plus B (Hard) Uncategorized 12 11.0% 333
Marcus Approximation Uncategorized 12p 34.1% 46
APTX 4869 Uncategorized 10 43.1% 54
Another Random Contest 1 P4 - Bracket Query Uncategorized 15p 39.0% 36
Another Random Contest 1 P5 - A Strange Country Uncategorized 15p 15.0% 46
Another Random Contest 1 P6 - Smash Bros Uncategorized 15p 28.8% 29
Art Academy V: Ruin Uncategorized 12p 22.9% 46
Art Academy VI: The Last Stand Uncategorized 12p 22.7% 27
Art Academy VII: A Mysterious Object Uncategorized 12p 41.4% 73
A Simple Minus Uncategorized 10 27.4% 17
A Simple Multiplication Uncategorized 12 14.0% 17
A Sum Problem Olympiads School 12p 12.9% 82
Athena on Zanzibar Island Olympiads School 12p 6.7% 32
Attraction Uncategorized 10p 19.2% 81
PEG Test '14 - Spirits Uncategorized 10 11.0% 16
Bad Paths Uncategorized 12p 21.5% 49
ICPC BAPC 2021 G - Gyrating Glyphs ICPC 17p 33.3% 1
Bubble Cup V8 B Bribes Bubble Cup 17 17.2% 60
Bubble Cup V8 D Tablecity Bubble Cup 10 39.8% 125
Bubble Cup V8 F Bulbo Bubble Cup 12 30.7% 78
Bubble Cup V8 H Bots Bubble Cup 12 33.7% 390
Bubble Cup V9 C Paint it really, really black Bubble Cup 10 15.4% 21
Lexicographically Least Substring (Hard) Uncategorized 15 11.1% 193
Next Prime (Hard) Classics 15 8.1% 178
String Finding - Hacking Uncategorized 10 6.0% 18
Back From Summer '17 P4: Pair Programming Seasonal 12p 27.4% 50
Back From Summer '19 P3: ASDFGHJKL Seasonal 10p 8.7% 62
Back From Summer '19 P5: ABC123E Seasonal 17p 32.0% 35
Back From Summer '19 P6: Composite Zeyu Seasonal 15p 37.9% 44
Bulgarian OI '09 P1 - Minesweeper Bulgarian OI 10 42.1% 65