Problems

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Problem Category Points AC % Users
A Dynamic Programming Problem Club 20 3.1% 2
Allen's Graph Club 7 40.6% 8
A Math Problem (Easy) Club 7 25.2% 36
A Plus B CBOJ 5p 49.6% 20
A Prime Problem Club 12 1.2% 2
A Sum Problem Club 5 22.7% 19
Iceberg Hopping Club 10p 14.7% 6
Close Matchups Club 7p 27.5% 8
Point of Intersection Club 10p 13.4% 6
A Binary Search Problem Club 7 17.2% 8
CBOJ Welcome Contest Problem 1 - Symmetric Encryption CBOJ 5p 18.8% 11
CBOJ Welcome Contest Problem 2 - Eating Candies CBOJ 5p 36.5% 15
CBOJ Welcome Contest Problem 3 - Octomesters CBOJ 7p 18.1% 36
CBOJ Welcome Contest Problem 4 - Remainder Table CBOJ 15p 5.1% 4
CBOJ Fall Contest Problem 1 - Rule of Four CBOJ 7p 34.4% 10
CBOJ Fall Contest Problem 2 - Raking Leaves CBOJ 7p 23.2% 12
CBOJ Fall Contest Problem 3 - Maximum Social Distance CBOJ 12p 11.6% 6
CBOJ Fall Contest Problem 4 - Taking an L CBOJ 12p 23.4% 4
CBOJ Winter Contest Problem 1 - Cyclic Isomers CBOJ 7p 42.0% 9
CBOJ Winter Contest Problem 2 - Suitcase Packing CBOJ 7p 19.3% 8
CBOJ Winter Contest Problem 2 - Suitcase Packing (Hard) CBOJ 10 21.6% 7
CBOJ Winter Contest Problem 3 - Stacking Spacers CBOJ 12p 25.9% 7
CBOJ Winter Contest Problem 4 - Paint.NET CBOJ 12p 14.8% 6
CBOJ 2022 Spring Contest Problem 1 - KMP CBOJ 3 33.9% 10
CBOJ 2022 Spring Contest Problem 2 - Allen's Asparagus CBOJ 5 14.3% 5
CBOJ 2022 Spring Contest Problem 3 - Martin's Monochromatic Marbles CBOJ 7p 22.2% 4
CBOJ 2022 Spring Contest Problem 4 - Allen's Automata CBOJ 15p 10.1% 4
CBOJ 2022 Spring Contest Problem 5 - Draw me a Mountain Range CBOJ 17p 30.0% 2
CBOJ Exec Selection Contest 2 Problem 1 - Vowels Club 3 41.2% 10
CBOJ Exec Selection Contest 2 Problem 2 - Patryk and Primes Club 5 26.2% 7
CBOJ Exec Selection Contest 2 Problem 3 - Anita's Array Club 7 20.7% 5
CBOJ Exec Selection Contest 2 Problem 4 - George's Graph Club 10 40.0% 3
CBOJ Exec Selection Contest 2 Problem 5 - Obligatory Data Structure Problem Club 12 10.0% 3
CBOJ Exec Selection Contest Problem 1 - Networking CBOJ 12p 25.9% 7
CBOJ Exec Selection Contest Problem 2 - Pretty Sequence CBOJ 15p 5.8% 4
CBOJ Exec Selection Contest Problem 3 - Lucky Modulo 7 CBOJ 15p 16.3% 5
CBOJ Exec Selection Contest Problem 4 - Bob and Books CBOJ 15p 11.0% 4
CBOJ Exec Selection Contest Problem 5 - Interesting Words CBOJ 15p 19.8% 3
CBOJ Exec Selection Contest Problem 6 - Cult CBOJ 17p 18.2% 2
CBOJ 2023 Welcome Contest Problem 1 - Soccer League CBOJ 3 47.4% 9
CBOJ 2023 Welcome Contest Problem 2 - Algebra Homework CBOJ 3 50.0% 9
CBOJ 2023 Welcome Contest Problem 3 - Finding "Amis" CBOJ 5 33.3% 8
CBOJ 2023 Welcome Contest Problem 4 - A Dream Problem CBOJ 10 16.4% 4
CBOJ 2022 Welcome Contest Problem 1 - Kernel Bye Computer Science Lovers Club 3 40.0% 11
CBOJ 2022 Welcome Contest Problem 2 - First Day of School Club 5 29.0% 8
CBOJ 2022 Welcome Contest Problem 3 - Suspicious Cells Club 5 61.9% 9
CBOJ 2022 Welcome Contest Problem 4 - Highest Weight Path Club 7p 16.4% 6
CCC '03 S5 - Trucking Troubles CCC 15p 60.0% 6
CCC '15 J5 - π-day CCC 15p 29.9% 10
CCC '19 J5 - Rule of Three CCC 15p 40.0% 6