Problems

Problem search

Point range
Go Random
Problem Category Points ▾ AC % Users
LCC '22 Contest 3 S5 - Umbrella LCC 15 31.6% 2
Baltic OI '09 - Beetle Uncategorized 15 30.0% 3
Maximum Independent Set Uncategorized 15 44.4% 2
LCC '22 Contest 6 S4 - Motivation LCC 15p 7.1% 2
CCC '15 S4 - Convex Hull Uncategorized 15p 20.8% 4
Rated Contest 2 P5 - Ski Cults LCC 15p 26.9% 5
LCC '23 Contest 3 S5 - Snowstorm LCC 15p 14.3% 3
Segment Tree Test Uncategorized 15 33.3% 1
LCC '23 Contest 4 S4 - Date Frenzy LCC 15 9.5% 2
JDCC '16 Contest 1 P5 - Catchy Music JDCC 12p 3.1% 6
JDCC '16 Contest 2 P5 - Supermoon Viewing JDCC 12 23.4% 15
JDCC '16 Contest 3 P5 - CPT Elections JDCC 12 42.9% 2
JDCC '16 Contest 5 P3 - Careless Sums JDCC 12p 5.9% 4
JDCC '16 Contest 5 P5 - Victory Towers JDCC 12 15.1% 11
An FFT Problem I Uncategorized 12 35.9% 16
Tree Distance Competitive 12p 23.1% 20
A King Problem Uncategorized 12 39.5% 13
Code Golf Challenge P4 - Function Minimization Uncategorized 12p 16.7% 16
JDCC '15 Contest 1 P5 - Estuary JDCC 12 4.3% 3
JDCC '15 Contest 5 P4 - RSA JDCC 12 26.9% 3
Maintaining a Sequence Uncategorized 12p 27.2% 31
LCC '18 Contest 2 S4 - Superprime LCC 12p 11.3% 20
A Path Problem 2 Uncategorized 12 19.6% 13
A Road Problem Uncategorized 12 6.8% 4
LCC/Moose '18 Contest 3 S4 - Christmas Tree LCC 12p 31.4% 34
Girls Invitational '18 S4 - Reppoh Ecarg Girls Invitational 12 28.1% 9
Girls Invitational '18 S5 - Mapping the Hill Girls Invitational 12 2.1% 2
A Two-Pointers Problem 2 Classics 12 11.2% 13
Girls Invitational '19 S4 - Miniature Sudoku Girls Invitational 12p 22.8% 15
A Simple Multiplication Uncategorized 12 8.1% 3
LCC '18 Contest 5 S3 - Array Deletion LCC 12p 4.9% 5
LCC '18 Contest 5 S4 - Copy/Paste LCC 12 14.3% 3
A Counting Problem 3 Uncategorized 12p 22.6% 11
A Harder Coin Problem Uncategorized 12 54.1% 21
A Snowball Problem Competitive 12 26.2% 7
LCC/Moose '19 Contest 1 S5 - Division Tests LCC 12p 16.8% 35
LCC/Moose '19 Contest 1 S3 - Chomp LCC 12p 19.3% 25
Peter's Lightsabers Competitive 12p 3.9% 1
MLE '19 Contest 2 P2 - Meta Uncategorized 12p 40.7% 7
Component Sum Competitive 12p 43.9% 15
Icebergs Uncategorized 12 32.7% 14
MLE '19 Contest 3 P2 - Depression Uncategorized 12 34.8% 4
LCC/Moose '19 Contest 3 S4 - Christmas Trees LCC 12p 13.7% 21
Evan's Cube Uncategorized 12p 75.0% 3
Tootsie Rolls Girls Invitational 12p 28.6% 3
ECOO '21 Practice P6 - Eggs ECOO 12p 31.0% 3
Art Academy V: Ruin Uncategorized 12p 81.8% 4
Art Academy VII: A Mysterious Object Uncategorized 12p 85.7% 5
LCC/Moose '20 Contest 2 S3 - Alan's Got Cake 😳 LCC 12p 13.7% 12
LCC '21 Contest 2 S4 - Oscar and Aliens LCC 12p 16.7% 6