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Problem Category Points AC % ▾ Users
CCC '12 J2 - Sounds fishy! CCC 3 33.8% 4578
WC '98 P5 - Y2K Woburn Challenge 10 33.8% 31
WC '16 Contest 1 S4 - TP Woburn Challenge 12p 33.8% 31
COCI '17 Contest 5 #2 Spirale COCI 7p 33.8% 169
Diagnostic Test '16 Level 2 P2 - Gibe clays Uncategorized 3 33.7% 77
COCI '08 Contest 3 #3 Cross COCI 10 33.7% 44
GlobeX Cup '19 S1 - Planet Classification Uncategorized 5p 33.7% 149
Back To School '16: Paradox Seasonal 5 33.7% 286
Mock CCC '18 Contest 1 J4/S2 - A Square Problem Mock CCC 5 33.7% 424
Sandwich Uncategorized 5 33.7% 202
James' Rectangles Uncategorized 10p 33.7% 88
MALD Contest 1 P4 - Scratch Cat and Demolition Uncategorized 15p 33.6% 51
CCO '12 P4 - Editor Distance CCO 10 33.6% 143
UHCC1 P1 - PONG! Uncategorized 3 33.6% 178
ECOO '16 R2 P3 - BattleShip ECOO 7p 33.6% 31
COCI '10 Contest 1 #1 Timsko COCI 3 33.6% 104
WC '99 P4 - Goldfinger Woburn Challenge 5 33.6% 97
WC '16 Contest 1 S3 - Tricky's Treats Woburn Challenge 12p 33.6% 143
Lemon Uncategorized 10 33.5% 15
DMOPC '14 Contest 7 P3 - Globally Unique Shells DMOPC 5p 33.5% 238
Graph Contest 2 P3 - Trees Uncategorized 7 33.5% 148
Brap Lesh Mafia Uncategorized 5 33.5% 345
COCI '18 Contest 3 #1 Magnus COCI 5 33.5% 1585
DMOPC '19 Contest 3 P4 - Same Colour Leaves DMOPC 15 33.5% 120
CCC '18 S1 - Voronoi Villages CCC 3p 33.5% 3553
DMOPC '18 Contest 3 P4 - Bob and English Class DMOPC 15p 33.5% 120
Segment Tree Practice 1 Uncategorized 12 33.5% 49
DMOPC '17 Contest 2 P0 - Secrets DMOPC 3 33.4% 432
DWITE '12 R5 #3 - Triangle Count DWITE 7 33.4% 162
Maximum Sum Uncategorized 7 33.4% 787
DWITE '09 R2 #4 - Breadth First Not Quite Tree DWITE 5 33.4% 150
TSOC '15 Contest 2 #1 - The Code TSOC 5 33.3% 85
ICPC ECNA 2016 A - Bubbly Troubly ICPC 20 33.3% 1
ECOO '15 R2 P4 - Rectangle Roundup ECOO 12p 33.3% 16
COCI '07 Contest 5 #5 Barica COCI 15 33.3% 73
COCI '08 Regional #3 Cijevi COCI 10 33.3% 31
COCI '18 Contest 2 #2 Kocka COCI 7p 33.3% 23
CCO '97 P3 - Porous Stone CCO 10 33.3% 2
Wesley's Anger Contest 2 Problem 6 - Haunted Houses WAC 30 33.3% 6
Facebook Hacker Cup '19 Final Round P1 - Strings as a Service FHC 15p 33.3% 4
NOI '02 P6 - Robot No. M China NOI 25p 33.3% 17
COCI '10 Contest 1 #6 Žabe COCI 20p 33.3% 1
WC '17 Contest 2 S1 - Keeping Score Woburn Challenge 5p 33.3% 51
WC '02 Suicidal P3 - Evil Tasks Woburn Challenge 25 33.3% 2
WC '17 Contest 4 S4 - Alpha Nerd (Hard) Woburn Challenge 25p 33.3% 1
Baltic OI '05 P4 - Ancient Manuscript Baltic OI 12 33.3% 20
COCI '11 Contest 4 #5 Broj COCI 10p 33.3% 8
JOI '20 Spring Camp Day 2 P3 - Ruins 3 JOI 40p 33.3% 2
Marcus Approximation Uncategorized 12p 33.3% 43
DMOPC '21 Contest 9 P6 - Shortest Paths DMOPC 30p 33.3% 10