Problems

Problem search

Point range
Go Random

Hot problems

Problem Category Types Points AC % Users
SAC '22 Code Challenge 2 P2 - Cookie Sprinkler SAC Coding Challenge Implementation 5 52.9% 106
SAC '22 Code Challenge 2 P3 - Rating Choices SAC Coding Challenge Graph Theory 7 37.4% 82
SAC '22 Code Challenge 2 P4 - Cookie Galore SAC Coding Challenge Graph Theory 10 36.1% 105
SAC '22 Code Challenge 2 P5 - Even Colouring SAC Coding Challenge Data Structures 10p 35.1% 76
SAC '22 Code Challenge 3 Junior P1 - Normal Problem SAC Coding Challenge String Algorithms 3p 66.5% 337
SAC '22 Code Challenge 3 Junior P2 - Normal Lines SAC Coding Challenge Simple Math 3p 67.5% 288
SAC '22 Code Challenge 3 Junior P3 - Normal Probabilities SAC Coding Challenge Simple Math 3p 68.5% 253
SAC '22 Code Challenge 3 Junior P4 - Normal Conversions SAC Coding Challenge Simple Math 5p 28.2% 174
SAC '22 Code Challenge 3 Junior P5 - Normal Encoding SAC Coding Challenge Dynamic Programming 10p 17.9% 35
SAC '22 Code Challenge 3 P1 - Hair Hazards SAC Coding Challenge Implementation 3 74.7% 536
SAC '22 Code Challenge 3 P2 - Unicycle License SAC Coding Challenge Implementation, Simple Math 5 41.3% 271
SAC '22 Code Challenge 3 P3 - Bob Sort SAC Coding Challenge Implementation 5p 25.9% 165
SAC '22 Code Challenge 3 P4 - Finding Friends SAC Coding Challenge Graph Theory 15p 21.9% 68
SAC '22 Code Challenge 3 P5 - Chat Corrections SAC Coding Challenge String Algorithms 12p 16.0% 43
SAC '22 Code Challenge 4 Junior P1 - Obligatory DeMello Problem SAC Coding Challenge Implementation 3 62.6% 261
SAC '22 Code Challenge 4 Junior P2 - Obligatory Geometry Problem SAC Coding Challenge Implementation 3p 51.8% 212
SAC '22 Code Challenge 4 Junior P3 - Obligatory Triangle Problem SAC Coding Challenge Geometry 5p 26.6% 173
SAC '22 Code Challenge 4 Junior P4 - Obligatory Permutation Problem SAC Coding Challenge Ad Hoc, Implementation 7p 18.2% 100
SAC '22 Code Challenge 4 Junior P5 - Obligatory Output Only Problem SAC Coding Challenge Graph Theory 10 24.6% 38
SAC '22 Code Challenge 4 P1 - Obligatory Car Problem SAC Coding Challenge Implementation 3 35.6% 215
SAC '22 Code Challenge 4 P2 - Obligatory String Problem SAC Coding Challenge Brute Force 5 35.1% 146
SAC '22 Code Challenge 4 P3 - Obligatory Math Problem SAC Coding Challenge Implementation, Simple Math 5 38.6% 207
SAC '22 Code Challenge 4 P4 - Obligatory Subarray Problem SAC Coding Challenge Data Structures, Simple Math 10p 22.7% 92
SAC '22 Code Challenge 4 P5 - Obligatory Interactive Problem SAC Coding Challenge Implementation, Interactive, Intermediate Math 12p 15.1% 55
SAC '22 Code Challenge 5 Junior P1 - Monkey, Type! SAC Coding Challenge Implementation, Simple Math 3 67.7% 261
SAC '22 Code Challenge 5 Junior P2 - Badminton Scoring SAC Coding Challenge Implementation, Simple Math 3 71.2% 299
SAC '22 Code Challenge 5 Junior P3 - Media List SAC Coding Challenge Implementation 5p 38.2% 291
SAC '22 Code Challenge 5 Junior P4 - Course Requirements SAC Coding Challenge Graph Theory 7p 53.2% 246
SAC '22 Code Challenge 5 Junior P5 - English Summative SAC Coding Challenge Dynamic Programming 10p 26.5% 79
SAC '22 Code Challenge 5 P1 - Querying Plants SAC Coding Challenge Implementation 3 65.8% 230
SAC '22 Code Challenge 5 P2 - Querying Extensions SAC Coding Challenge Simple Math 5p 73.4% 327
SAC '22 Code Challenge 5 P3 - Querying Presents SAC Coding Challenge Intermediate Math 7p 51.0% 105
SAC '22 Code Challenge 5 P4 - Querying Intervals SAC Coding Challenge Data Structures 10p 35.9% 120
SAC '22 Code Challenge 5 P5 - Querying Rectangles SAC Coding Challenge Data Structures, String Algorithms 15p 15.8% 38
South African Computer Olympiad 2008 Day 1 Problem 3 - Visiting Grandma Uncategorized Graph Theory 15p 15.9% 82
Sales Uncategorized Dynamic Programming, Implementation 20p 18.5% 66
Salsifa Hall Uncategorized Implementation 7 51.9% 10
Sandwich Uncategorized Implementation 5 33.8% 207
Sword Art Online Judge Seasonal Simple Math 7 14.1% 103
Sword Art Online Judge 2 Seasonal Ad Hoc 10 6.1% 62
Sword Art Online Judge 3 Seasonal Implementation 7 13.1% 34
Super Boggle Uncategorized Uncategorized 15p 13.3% 6
Scansion Uncategorized Dynamic Programming 10 24.6% 73
Spring Coding Bowl '22 P1 - Student Numbers Uncategorized Implementation 3 19.2% 81
Spring Coding Bowl '22 P2 - Chicken Strips Uncategorized Implementation, Simple Math 5p 7.0% 35
Spring Coding Bowl '22 P4 - Circle Game Uncategorized Ad Hoc, Dynamic Programming, Game Theory 15p 6.7% 10
Spring Coding Bowl '22 P5 - Temple Placement Uncategorized Uncategorized 15p 13.8% 7
Busy Schedule Uncategorized Graph Theory 10 44.2% 56
Singularity Cup P1 - Maximum Permutation Product Uncategorized Simple Math 5p 15.8% 291
Singularity Cup P2 - Reverse Substring Partitioning Uncategorized String Algorithms 10 20.7% 234