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Problem Category Points AC % ▾ Users
A Simple Maximum Uncategorized 7 8.7% 28
TLE '16 Contest 2 P5 - Thanksgiving Feast TLE 17p 8.7% 9
All Pairs Shortest Path Classics 20p 8.7% 6
COI '08 #1 Izbori COCI 30p 8.6% 9
Baltic OI '09 P6 - Monument Baltic OI 17 8.6% 6
UTS Open '21 P7 - April Fools Uncategorized 30p 8.6% 10
CCC '02 S4 - Bridge Crossing (Hard) CCC 20 8.6% 32
Back From Summer '19 P3: ASDFGHJKL Seasonal 10p 8.6% 60
DMOPC '21 Contest 1 P5 - Perfect Cross DMOPC 25p 8.6% 9
IOI '14 P4 - Gondola (Standard I/O) IOI 15 8.5% 222
ICHB Selection Contest '17 Problem 2 - Black Star's Visit Uncategorized 7p 8.5% 26
NOI '19 P3 - Sequence China NOI 25p 8.5% 12
A Harder Game Uncategorized 15p 8.5% 31
Mock ECOO '14 P1 - Do You Want to Build a Snowman? ECOO 12 8.5% 54
Find Dates Uncategorized 7 8.5% 57
King Graff's Defense Uncategorized 15p 8.5% 59
NOI '98 P5 - SERNET Simulation China NOI 12p 8.5% 14
ECOO '18 R3 P2 - Vegenère ECOO 12p 8.5% 6
PIB '20 P7 - Karnaugh Maps Uncategorized 15p 8.5% 16
MMM '14 D - Kuuhaku Numbers Uncategorized 25p 8.5% 9
COCI '17 Contest 1 #4 Hokej COCI 17 8.5% 7
IOI '13 P6 - Game (Standard I/O) IOI 17p 8.4% 150
ETSR '23 Onsite Round 2 Problem 1 - Bracket Uncategorized 12p 8.4% 26
Mock CCC '21 S3 - Lexicographically Smallest Permutation Subsequence Mock CCC 10p 8.4% 80
DMOPC '16 Contest 2 P5 - Tormented in Tartarus DMOPC 15p 8.4% 24
HHPC1 P6 - Yarn Street's Strategic Shopping Uncategorized 20p 8.4% 5
JSB '19 - P1 CTF 5 8.4% 27
NOI '01 P5 - Equation Solutions China NOI 15p 8.4% 67
N-K Special Uncategorized 10p 8.4% 33
Secret Room Uncategorized 25p 8.4% 26
NOI '11 P1 - Rabbit Farming China NOI 20p 8.3% 7
Baltic OI '11 P5 - Meetings Baltic OI 25p 8.3% 3
NOI '22 Multi-Provincial Team Selection P6 - MIS China NOI 40p 8.3% 2
Baltic OI '01 P2 - Crack the Code Baltic OI 20p 8.3% 1
IOI '15 P1 - Boxes with Souvenirs (Standard I/O) IOI 15p 8.3% 188
Yet Another Contest 8 P6 - Into the Woods YAC 20p 8.3% 14
CCC '01 S2 - Spirals (Exact Version) CCC 7 8.3% 105
COCI '17 Contest 6 #2 Alkemija COCI 10p 8.3% 32
King Graff's Trip Uncategorized 15p 8.2% 47
OCC '19 S5 - Partitioning Olympiads School 12p 8.2% 12
NOI '22 Multi-Provincial Team Selection P1 - Preprocessor China NOI 10p 8.2% 12
DMOPC '22 Contest 2 P5 - Beautiful Bins DMOPC 30 8.2% 11
Yet Another Contest 7 P4 - Paparazzi YAC 17p 8.2% 46
ACM U of T Tryouts C2 D - Diablo Bot ICPC 7p 8.2% 97
EGOI '23 P7 - Sopsug EGOI 17p 8.2% 13
DMOPC '19 Contest 5 P6 - Cecilia's Computational Crisis DMOPC 20p 8.2% 26
IOI '22 P2 - Prisoner Challenge IOI 25p 8.2% 25
Valentine's Day '19 S3 - Mathematical English Uncategorized 12p 8.2% 39
Mock CCC '21 S4 - Infinite Molecule Mock CCC 12p 8.2% 29
An Animal Contest 1 P2 - Alpaca Racing AAC 5p 8.1% 547