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Problem Category Points AC % ▴ Users
COCI '16 Contest 2 #1 Go COCI 3p 50.0% 43
COCI '16 Contest 3 #6 Meksikanac COCI 25p 50.0% 1
COCI '17 Contest 3 #6 Sažetak COCI 20p 50.0% 1
COCI '12 Contest 3 #6 Procesor COCI 15p 50.0% 1
COCI '20 Contest 6 #5 Index COCI 15p 50.0% 105
Baltic OI '15 P1 - Bowling Baltic OI 20p 50.0% 3
COI '11 #3 Setnja COCI 25p 50.0% 2
Baltic OI '04 P4 - Repeats Baltic OI 30p 50.0% 3
Google Code Jam '22 Round 2 Problem A - Spiraling Into Control Google Code Jam 12p 50.0% 7
Google Code Jam '08 Qualification Round Problem C - Train Timetable Google Code Jam 7p 50.0% 4
Google Code Jam '10 Round 1A Problem A - Rotate Google Code Jam 7 50.0% 5
Google Code Jam '14 Round 1A Problem B - Full Binary Tree Google Code Jam 10p 50.0% 4
Google Code Jam '15 Round 1A Problem C - Logging Google Code Jam 17p 50.0% 1
Google Code Jam '20 Qualification Round Problem A - Vestigium Google Code Jam 3p 50.0% 8
Google Code Jam '20 Qualification Round Problem B - Nesting Depth Google Code Jam 5p 50.0% 5
Google Code Jam '22 Round 3 Problem B - Duck, Duck, Geese Google Code Jam 20p 50.0% 4
DMOPC '15 Contest 7 P2 - Not a Wall of Text DMOPC 3p 50.0% 5692
DMOPC '20 Contest 3 P1 - Present Checking DMOPC 5p 50.0% 436
DMOPC '17 Contest 3 P0 - 2-Satisfiability DMOPC 3 50.2% 325
WC '18 Contest 4 J2 - Life Insurance Woburn Challenge 3p 50.2% 131
Mock CCO '18 Contest 3 Problem 4 - Roger Solves A Classic Rage Tree Problem Mock CCO 10p 50.3% 317
Facebook Hacker Cup '15 Round 1 P3 - Winning at Sports FHC 12 50.3% 195
Wesley's Anger Contest 5 Problem 1 - Matryoshka Acorns WAC 5p 50.3% 355
DWITE '09 R6 #2 - Round to power of two DWITE 3 50.3% 181
NOI '00 P4 - Trie China NOI 7 50.3% 120
NOI Winter Camp '09 P1 - A Shortest Path Problem China NOI 40p 50.4% 6
Educational DP Contest AtCoder Q - Flowers Uncategorized 15 50.4% 278
COCI '13 Contest 1 #1 Trener COCI 5p 50.4% 120
Boolean Uncategorized 3 50.4% 2352
ACM U of T Tryouts C3 A - A Research Project ICPC 3 50.5% 442
COCI '13 Contest 4 #1 Nasljedstvo COCI 3p 50.5% 42
COCI '14 Contest 7 #3 ACM COCI 12p 50.6% 207
COCI '14 Contest 6 #5 Neo COCI 17p 50.6% 170
UACC 1 P4 - Converging Streams Uncategorized 10 50.6% 68
Love Evenness Uncategorized 5 50.7% 96
GFSSOC '14 Winter J1 - Flying Plushies GFSSOC 3p 50.7% 889
Summer Institute '17 Contest 1 P8 - Mo' Money SIUCF 5 50.7% 218
COCI '12 Contest 1 #2 F7 COCI 7 50.7% 33
Multiplication Improvement Uncategorized 5 50.7% 237
CCC '19 J1 - Winning Score CCC 3 50.8% 7018
NOIP '18 P1 - Paving Roads China NOI 7p 50.8% 187
Mock CCC '18 Contest 2 J1 - An Arithmetic Problem Mock CCC 3p 50.9% 417
Tree Journey Olympiads School 12p 50.9% 28
DWITE '08 R1 #2 - Simple Checksum DWITE 3 51.0% 103
SAC '22 Code Challenge 5 P3 - Querying Presents SAC Coding Challenge 7p 51.0% 105
CCC '15 S1 - Zero That Out CCC 3 51.0% 3880
WC '15 Contest 1 J3 - Jazz Concert Woburn Challenge 5 51.0% 215
COCI '19 Contest 6 #4 Skandi COCI 17p 51.0% 13
CCC '04 J4 - Simple Encryption CCC 5 51.0% 1711
CCCHK '15 J3 - Queens can't attack me! CCC 5 51.1% 613