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Problem Category Points AC % Users ▾
JOI '14 Open P5 - Pinball JOI 25p 26.3% 91
CCO '13 P4 - A Romantic Movie Outing CCO 20p 23.5% 91
TSOC '16 Contest 1 #5 - Max and Cards TSOC 7p 29.3% 91
ICPC NAQ 2015 G - Safe Passage ICPC 10 49.7% 91
COCI '08 Contest 2 #5 Setnja COCI 7p 15.6% 91
Total Destruction Uncategorized 10p 44.8% 91
COCI '19 Contest 5 #2 Političari COCI 7p 31.2% 91
Strategic Arrays Uncategorized 15p 32.3% 91
DMOPC '20 Contest 1 P5 - Victor Takes Over Canada DMOPC 17p 11.3% 91
IOI '02 P2 - Utopia Divided IOI 20p 24.5% 91
COCI '09 Contest 5 #1 Sok COCI 3 53.1% 91
DWITE '02 R2 #1 - Sales! DWITE 5 31.8% 91
SAC '22 Code Challenge 4 P4 - Obligatory Subarray Problem SAC Coding Challenge 10p 22.6% 91
COCI '21 Contest 2 #1 Kaučuk COCI 5p 73.9% 91
JOI '13 Open P3 - Watching JOI 15p 29.7% 90
IOI '13 P5 - Robots IOI 20p 18.3% 90
CCO '20 P4 - Travelling Salesperson CCO 25p 19.5% 90
Hard Question Uncategorized 5 62.6% 90
COCI '20 Contest 6 #3 Anagramistica COCI 12p 44.6% 90
GFSSOC '15 Fall S3 - System(0); GFSSOC 10p 22.6% 89
CCO '16 P2 - Splitting Hares CCO 15p 14.2% 89
RGPC '17 P4 - Snow Day Uncategorized 10p 12.8% 89
DWITE '09 R2 #2 - Mini DWITE DWITE 3 31.6% 89
Mock CCC '18 Contest 2 S5 - A Link/Cut Tree Problem Mock CCC 15p 23.1% 89
Valentine's Day '19 J5 - Falling in Love Uncategorized 7p 14.0% 89
CCO '96 P2 - SafeBreaker CCO 10 36.2% 89
WC '18 Contest 3 J3 - R Woburn Challenge 3p 72.2% 89
2048 Uncategorized 15 3.2% 89
Yet Another Contest 7 P3 - No More Math Homework YAC 12p 16.2% 89
DMOPC '22 Contest 4 P2 - Fake Painting DMOPC 10p 18.5% 89
ECOO '13 R1 P3 - Hexudoku ECOO 7p 52.7% 88
Facebook Hacker Cup '15 Round 1 P4 - Corporate Gifting FHC 17 46.0% 88
ECOO '16 R2 P1 - Palindrome Panic ECOO 12p 14.7% 88
DWITE '10 R2 #1 - Pattern Matching DWITE 3 39.9% 88
DMPG '18 B4 - Shimnanigans DMOPC 5p 27.7% 88
COCI '15 Contest 5 #4 Poplava COCI 12 33.2% 88
Triway Cup '19 Summer F - Race Seasonal 3 36.5% 88
James' Rectangles Uncategorized 10p 33.5% 88
WC '15 Contest 3 J2 - Electroshock Therapy Woburn Challenge 5 52.9% 88
WC '17 Contest 1 S1 - On the Rocks Woburn Challenge 5p 32.5% 88
IOI '13 P2 - Art Class (Standard I/O) IOI 20p 2.7% 88
COCI '12 Contest 6 #1 Baka COCI 3p 67.7% 88
UCRPC F21 A - Senseless Census ICPC 5 65.5% 88
COCI '07 Contest 5 #4 Avogadro COCI 15p 27.7% 87
DWITE '12 R1 #1 - Candy Piles DWITE 3 35.9% 87
UTS Open '18 P4 - Ianine's Lil Lab Uncategorized 10p 28.8% 87
CCO '19 P1 - Human Error CCO 10p 31.2% 87
COCI '09 Contest 3 #3 Sort COCI 5 44.5% 87
NOI '04 P1 - The Depressed Cashier China NOI 20p 15.3% 87
WC '01 P6 - Mission Impossible 3 Woburn Challenge 5p 17.7% 87