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Problem Category Points ▾ AC % Users
CCO '18 P2 - Wrong Answer CCO 12p 15.4% 115
Longest Up-Down Subsequence POI 12p 29.6% 126
DMOPC '18 Contest 1 P5 - Sorting DMOPC 12p 24.7% 32
DMOPC '18 Contest 1 P3 - Sorting DMOPC 12p 21.4% 84
DMOPC '18 Contest 1 P4 - Sorting DMOPC 12p 14.1% 85
COCI '19 Contest 1 #2 Lutrija COCI 12 24.0% 72
Mock CCC '19 Contest 1 S4 - Pusheen Plays Neko Atsume Mock CCC 12 17.8% 100
DMOPC '18 Contest 4 P4 - Dr. Henri and Lab Data DMOPC 12p 35.1% 284
Mock CCC '19 Contest 1 S3 - Pusheen Eats Tuna Sashimi and Tuna Nigiri Mock CCC 12p 5.2% 54
A Coin Problem Uncategorized 12p 18.7% 296
LKP '18 Contest 2 P4 - The Zagonetka Machine Uncategorized 12p 13.9% 38
Educational DP Contest AtCoder J - Sushi Uncategorized 12 55.2% 212
Educational DP Contest AtCoder M - Candies Uncategorized 12 34.2% 264
Educational DP Contest AtCoder N - Slimes Uncategorized 12 48.1% 393
Educational DP Contest AtCoder O - Matching Uncategorized 12 58.2% 324
Educational DP Contest AtCoder P - Independent Set Uncategorized 12 35.8% 310
Educational DP Contest AtCoder S - Digit Sum Uncategorized 12 31.6% 114
Valentine's Day '19 S3 - Mathematical English Uncategorized 12p 8.2% 39
DMOPC '18 Contest 5 P4 - An Art Gallery Problem DMOPC 12p 13.2% 73
CTU Open Contest 2018 - Lighting ICPC 12 42.9% 12
CCC '19 S3 - Arithmetic Square CCC 12p 13.6% 500
DMPG '19 G1 - Camera Calibration Challenge DMOPC 12p 7.5% 20
COCI '17 Contest 2 #4 San COCI 12p 16.4% 45
CPC '19 Contest 1 P3 - Admiral Kuznetsov Uncategorized 12p 15.8% 76
COCI '15 Contest 5 #4 Poplava COCI 12 33.2% 88
COCI '13 Contest 2 #4 Putnik COCI 12p 42.6% 165
COCI '15 Contest 6 #4 Parovi COCI 12p 39.4% 77
COCI '18 Contest 4 #3 Kisik COCI 12p 25.7% 65
ECOO '19 R1 P4 - Bus Route ECOO 12 9.6% 12
IOI '07 P1 - Aliens IOI 12p 15.3% 21
DMPG '19 S4 - Confusing Crossword Conundrum DMOPC 12p 13.5% 38
DMPG '19 S5 - Secret Sort DMOPC 12p 13.3% 7
CCO '98 P3 - Bus Schedule CCO 12 12.5% 2
CCO '98 P6 - Derek's Dilemma CCO 12 46.7% 4
CCO '00 P2 - Ransom Note CCO 12p 7.7% 6
DMPG '19 G4 - Carpet Cleaning Chore DMOPC 12p 13.0% 10
CPC '19 Contest 1 P4 - Sorting Practice Uncategorized 12p 7.4% 19
ECOO '19 R2 P4 - Tunnels ECOO 12p 32.6% 7
CCO '09 P6 - A Weighty Problem CCO 12p 16.1% 76
Mock CCO '19 Contest 2 Problem 5 - A Geometry Problem Mock CCO 12p 4.3% 2
Mock CCO '19 Contest 2 Problem 6 - A Fundraising Problem Mock CCO 12p 15.8% 28
VPEX P4 - Etopika Uncategorized 12p 19.3% 138
CCO '00 P6 - Extension Cords CCO 12 18.0% 7
CCO '01 P2 - Coke or Chocolate Milk CCO 12 17.1% 11
CCO '01 P3 - Partitions CCO 12 33.9% 63
Triway Cup '19 Summer C - String Seasonal 12 12.7% 9
Another Contest 5 Problem 5 - Another Cheese Problem ACC 12 17.0% 63
CCO '02 P1 - Spam CCO 12 49.1% 22
CCO '02 P2 - Game Show Math CCO 12 21.4% 35
CCO '02 P3 - Return To Blind Man's Bluff CCO 12 12.2% 16