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Problem Category Points ▴ AC % Users
NOI '23 P2 - Osmanthus Tree China NOI 25p 26.3% 5
NOI '23 P5 - String China NOI 25p 18.9% 7
IOI '23 P1 - Closing Time IOI 25p 4.6% 20
IOI '23 P2 - Longest Trip IOI 25p 3.1% 13
IOI '23 P5 - Overtaking IOI 25p 6.1% 11
Waterloo 2023 Fall E - Loose Goose Waterloo Local 25 4.5% 1
DMOPC '23 Contest 1 P5 - Perfect Matching DMOPC 25p 11.5% 14
Carving Tiny Fractions Uncategorized 25p 5.4% 4
COCI '23 Contest 4 #3 Lepeze COCI 25p 9.1% 5
IOI '14 P1 - Rail IOI 30p 10.7% 47
COCI '14 Contest 3 #6 Kamioni COCI 30p 15.1% 18
Mine and Tree Seasonal 30p 22.7% 59
Facebook Hacker Cup '15 Round 2 P4 - Fox Socks FHC 30 10.3% 21
CCO '07 P5 - Particle Catcher CCO 30p 16.3% 10
COCI '14 Contest 7 #6 Police COCI 30p 12.9% 32
NO ACM NO LIFE Uncategorized 30p 22.4% 41
CCO Preparation Test 3 P3 - Arrow Mock CCO 30p 18.1% 58
CCO '15 P6 - Eggscavation CCO 30p 18.5% 70
DMPG '15 G3 - Kinako Bread 2 DMOPC 30p 18.7% 69
DMOPC '15 Contest 3 P6 - Gala DMOPC 30p 11.3% 22
IOI '14 P5 - Friend IOI 30p 26.0% 98
IOI '14 P6 - Holiday IOI 30 16.0% 81
CCO '16 P3 - Legends CCO 30p 9.8% 61
HCI '16 - Pi Digits Uncategorized 30 0.2% 1
IOI '16 P6 - Aliens IOI 30p 7.1% 80
Bubble Cup V8 I Robots protection Bubble Cup 30 13.8% 4
CCO '17 P3 - Vera and Modern Art CCO 30p 14.1% 93
CCO '17 P6 - Shifty Grid CCO 30p 17.8% 34
IOI '17 P3 - Toy Train IOI 30p 17.3% 40
COI '08 #1 Izbori COCI 30p 8.6% 9
DMPG '18 G3 - Lonely Carrot's Anguish DMOPC 30p 12.6% 23
ICPC PACNW 2016 E - Enclosure ICPC 30 12.4% 9
Mock CCO '18 Contest 3 Problem 6 - Roger Asks For More Marks Mock CCO 30p 15.5% 8
Baltic OI '18 P3 - Worm Worries Baltic OI 30p 4.0% 5
CCO '18 P3 - Fun Palace CCO 30p 18.1% 76
CCO '18 P6 - Flop Sorting CCO 30p 17.5% 59
CCO '18 P5 - Boring Lectures (Online Version) CCO 30p 7.4% 50
Overflow Uncategorized 30p 2.4% 7
APIO '18 P3 - Duathlon APIO 30 29.0% 43
NOI '05 P2 - Maintaining a Sequence China NOI 30p 20.4% 81
Balkan OI '11 P5 - Time Is Money Balkan OI 30p 16.1% 46
DMOPC '18 Contest 3 P6 - Bob and Suffering DMOPC 30p 20.2% 8
IOI '18 P3 - Werewolf IOI 30p 24.0% 56
DMOPC '18 Contest 2 P6 - Standing Ovation DMOPC 30p 16.5% 15
AQT's Tree Game Uncategorized 30 4.8% 14
COCI '15 Contest 5 #6 Podnizovi COCI 30p 20.7% 5
COCI '18 Contest 4 #5 Akvizna COCI 30p 31.3% 75
CEOI '17 P6 - Chase CEOI 30p 18.3% 21
Wesley's Anger Contest 1 Problem 7 - Arithmetic Subtrees WAC 30p 7.7% 8
Brandon's Cryptographically Secure Pseudorandom Number Generator Uncategorized 30p 0.8% 2