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Problem Category Points AC % Users ▾
LCC '23 Contest 2 J3 - Underwater Scales LCC 5p 21.7% 9
LCC '23 Contest 3 J2 - Present Unwrapping LCC 3 34.6% 9
Rated Contest 2 P4 - Ski Lifts Uncategorized 12p 27.0% 9
LCC '23 Contest 4 S2 - Couples Fever Uncategorized 7 39.1% 9
A Binary Search Problem Classics 3 39.0% 9
Andyman's Golf Course - Hole 5 - Collatz Conjecture Uncategorized 0 68.1% 9
CCC '15 S1 - Zero That Out CCC 3p 57.9% 9
King of the Hill Uncategorized 5p 84.6% 9
JDCC '17 Contest 3 S5 - Speed Interviewing JDCC 15p 25.9% 8
JDCC '17 Contest 2 S3 - Santa's Flight JDCC 7p 34.0% 8
A Simple Mean Classics 7 7.0% 8
Girls Invitational '18 S2 - Amazing Maze Girls Invitational 10 66.7% 8
A Counting Problem 2 Uncategorized 15 33.3% 8
Inaho IX Uncategorized 25p 33.6% 8
A Harder Contest '19 - An Alternating Problem Uncategorized 20p 5.6% 8
Shortest String Competitive 10 18.6% 8
LCC/Moose '19 Contest 3 J5 - Pesky Pascallions LCC 7p 13.7% 8
Graph Theory 6 Competitive 7 37.3% 8
LCC/Moose '19 Contest 4 J5 - Permutation Recovery LCC 7p 7.7% 8
A Times B Competitive 15p 11.9% 8
LCC/Moose '20 Contest 5 J5 - O-Mo-Te-Na-Si LCC 7p 33.3% 8
LCC '21 Contest 6 S1 - Segment Intersection ICS3U 5p 45.0% 8
ECOO '21 P2 - DNA Derren ECOO 3p 72.7% 8
LCC '21 Contest 1 S4 - Perfect Squares Competitive 15p 5.0% 8
LCC '21 Contest 6 J3 - Sprinklers LCC 5 71.4% 8
LCC '22 Contest 1 S3 - Candy Pathways LCC 15p 15.3% 8
Light Bulbs Uncategorized 5 47.4% 8
LCC '22 Contest 4 S3 - Skewed Statistics LCC 7 21.2% 8
LCC '22 Contest 5 J2 - Pieces LCC 5 50.0% 8
What's My Average? Uncategorized 5 24.0% 8
Coin Flipping Uncategorized 5 30.5% 8
LCC '23 Contest 3 S2 - Let It Snow LCC 7p 8.7% 8
LCC '23 Contest 3 S4 - Snowmobile LCC 12 25.7% 8
LCC '23 Contest 4 J2 - Watching Tutorials LCC 3 31.0% 8
Mock CCC '26 S3 - Railway Manager Mock CCC 10p 30.1% 8
LCC '24 Contest 3 J1 - Icebergs LCC 3p 33.3% 8
LCC '24 Contest 3 J2 - Squares LCC 3p 47.1% 8
LCC '24 Contest 3 S1 - Space Taxi LCC 5p 42.1% 8
LCC '24 Contest 3 S2 - Conveyers LCC 5 44.4% 8
Rated Contest 3 P5 - Silhouettes Competitive 10p 27.3% 8
CCC '22 J1 - Cupcake Party CCC 3p 37.0% 8
WBC '25 P1 - Secret Message Competitive 3 92.3% 8
JDCC '16 Contest 3 P3 - Letter Swap JDCC 7 80.0% 7
A Simple Maximum Classics 7 15.0% 7
Selective Selective Cutting Classics 20 39.3% 7
JDCC '15 Contest 1 P4 - Basically Right JDCC 7 7.4% 7
JDCC '15 Contest 3 P2 - Splitting Presents JDCC 5 46.4% 7
JDCC '15 Contest 5 P2 - Elevator JDCC 5 26.9% 7
LCC '18 Contest 2 J4 - "Hard" Quadratics LCC 7 13.2% 7
LCC '18 Contest 5 S2 - Penny Pinching LCC 7p 9.6% 7