Problems

Problem search

Point range
Go Random
Problem Category Points AC % Users
March Break Contest '22 Problem 5 - Good Arrays Competitive 7p 80.0% 4
March Break Contest '22 Problem 6 - A Binary String Problem Competitive 10 37.5% 3
March Break Contest '22 Problem 7 - Wild Ratings Competitive 10p 11.8% 2
March Break Contest '22 Problem 8 - Sora's Empire Competitive 12p 21.1% 4
Mock CCC '19 Contest 1 J1 - Dividers Uncategorized 3p 62.8% 93
Mock CCC '19 Contest 1 J2 - CCO Uncategorized 3p 36.7% 57
Mock CCC '19 Contest 1 J3 - Mathematical Math Uncategorized 3p 47.6% 62
Mock CCC '19 Contest 1 J4 - Factors Uncategorized 5p 27.4% 22
Mock CCC '19 Contest 1 J5 - One-way Hopscotch Uncategorized 7p 27.3% 16
Mock CCC '19 Contest 1 S1 - A Complete Problem Uncategorized 5p 26.5% 15
Mock CCC '19 Contest 1 S2 - Strings Uncategorized 7p 28.4% 21
Mock CCC '19 Contest 1 S3 - Sum Maximization Uncategorized 10p 22.0% 13
Mock CCC '19 Contest 1 S4 - Set Division Uncategorized 15p 6.3% 1
Mock CCC '19 Contest 1 S5 - Tree Game Uncategorized 20 9.1% 1
Mock CCC '20 Contest 1 J1 - Loss Uncategorized 3p 75.9% 60
Mock CCC '20 Contest 1 J2 - Tie Uncategorized 3p 62.7% 54
Mock CCC '20 Contest 1 J3 - Win Uncategorized 5p 70.3% 44
Mock CCC '20 Contest 1 J4 - Immobile Phones Uncategorized 5p 19.1% 21
Mock CCC '20 Contest 1 J5 - A Trivial Problem Uncategorized 5p 37.5% 22
Mock CCC '20 Contest 1 S1 - Arithmetic Hybercube Uncategorized 3p 66.1% 31
Mock CCC '20 Contest 1 S2 - 4D BBST on a DP Uncategorized 5p 24.0% 17
Mock CCC '20 Contest 1 S3 - Tree Programming Uncategorized 10p 6.3% 4
Mock CCC '20 Contest 1 S4 - Rotational Arrays Uncategorized 10p 3.8% 2
Mock CCC '20 Contest 1 S5 - Sticks Uncategorized 20p 33.3% 1
Medians Competitive 5 56.8% 60
Megacities Competitive 10p 48.3% 14
Midas' Amoebas Competitive 17 40.7% 3
Middle Squares Uncategorized 5p 58.8% 6
Wire Removal Uncategorized 10 19.0% 3
An Easy Score Competitive 5 30.3% 18
Max Value Subarrays Competitive 10p 40.5% 9
Missile Troubles Co-Ed 5 40.4% 13
MLE '19 Contest 2 P1 - FUN Uncategorized 7p 30.8% 14
MLE '19 Contest 2 P2 - Meta Uncategorized 12p 40.7% 7
MLE '19 Contest 3 P1 - PHP Uncategorized 17 16.1% 1
MLE '19 Contest 3 P2 - Depression Uncategorized 12 34.8% 4
MLE '19 Contest 4 P1 - Hi Uncategorized 3 87.0% 66
MLE '19 Contest 4 P10 - ISO Uncategorized 7 13.0% 3
MLE '19 Contest 4 P2 - Troll Uncategorized 3 85.4% 63
MLE '19 Contest 4 P3 - Convex Hull Tree Uncategorized 3 22.2% 29
MLE '19 Contest 4 P4 - Wesley Uncategorized 5 62.8% 38
MLE '19 Contest 4 P5 - Geo Uncategorized 5 28.2% 27
MLE '19 Contest 4 P6 - No Uncategorized 5 43.1% 20
MLE '19 Contest 4 P7 - Desperate Uncategorized 5 22.3% 17
MLE '19 Contest 4 P8 - IOI Game Uncategorized 7 43.9% 16
MLE '19 Contest 4 P9 - Poggers Uncategorized 7 10.9% 10
Monke Knapsack Competitive 25p 50.0% 1
Month of Strings Co-Ed 3 56.7% 68
Music Fest Uncategorized 7 24.2% 3
Emag Eman Co-Ed 3 59.1% 80