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Hot problems

Problem Category Points AC % ▾ Users
IOI '07 P1 - Aliens IOI 12p 15.3% 21
DMPG '19 S4 - Confusing Crossword Conundrum DMOPC 12p 13.5% 38
CPC '19 Contest 1 P6 - Maintaining Some Coins Uncategorized 20p 1.9% 10
IOI '08 P6 - Pyramid Base IOI 40p 12.7% 7
CEOI '17 P1 - One-Way Streets CEOI 25p 23.5% 51
CEOI '17 P2 - Sure Bet CEOI 10p 35.8% 81
CEOI '17 P3 - Mousetrap CEOI 25p 14.4% 16
CEOI '17 P4 - Building Bridges CEOI 20p 20.0% 100
CEOI '17 P5 - Palindromic Partitions CEOI 15p 29.9% 99
CEOI '17 P6 - Chase CEOI 30p 18.3% 21
CEOI '18 P1 - Cloud Computing CEOI 15p 34.0% 77
CEOI '18 P2 - Global Warming CEOI 15p 30.0% 68
CEOI '18 P3 - Lottery CEOI 25p 40.0% 20
CEOI '18 P4 - Fibonacci Representations CEOI 40p 38.2% 8
IOI '08 P4 - Teleporters IOI 25p 30.2% 13
Wesley's Anger Contest 1 Problem 7 - Arithmetic Subtrees WAC 30p 7.7% 8
DMPG '19 S5 - Secret Sort DMOPC 12p 13.3% 7
Wesley's Anger Contest 1 Problem 6 - Colourful Cactus Ordeal WAC 25p 14.8% 8
Wesley's Anger Contest 1 Problem 5 - Rule of Four WAC 20p 16.1% 31
Wesley's Anger Contest 1 Problem 3 - A Dynamic Tree Problem WAC 10p 20.6% 66
Wesley's Anger Contest 1 Problem 2 - A Minimum Cost Flow Problem WAC 7p 31.4% 115
Wesley's Anger Contest 1 Problem 4 (Easy Version) - A Red-Black Tree Problem WAC 15p 47.0% 50
Wesley's Anger Contest 1 Problem 1 - Simply a Simple Simplex Problem WAC 5p 11.8% 174
CPC '19 Contest 1 P5 - A Puzzlingly Puzzling Puzzle Problem 😎 Uncategorized 17p 9.1% 9
DMPG '19 S1 - Candy Shop Tycoon DMOPC 5 26.8% 165
DMPG '19 G4 - Carpet Cleaning Chore DMOPC 12p 13.0% 10
DMPG '19 B3 - Contact DMOPC 3 30.5% 231
DMPG '19 S2 - Code Cracking Crisis DMOPC 7 26.8% 96
DMPG '19 B6 - Oddity DMOPC 10 19.9% 55
DMPG '19 G3 - A Round Problem DMOPC 20p 26.8% 8
DMPG '19 B2 - Rectangular Molecules DMOPC 3 39.9% 228
DMPG '19 G6 - Pairs DMOPC 20p 25.0% 12
DMPG '19 S6 - A Strange Array DMOPC 15p 14.6% 37
DMPG '19 B5 - Triangles DMOPC 10p 10.9% 99
DMPG '19 G2 - Test Marks DMOPC 20p 25.5% 3
CPC '19 Contest 1 P4 - Sorting Practice Uncategorized 12p 7.4% 19
APIO '09 P1 - Digging for Oil APIO 20p 17.0% 134
APIO '09 P2 - The Siruseri Convention Centre APIO 25p 18.4% 65
APIO '09 P3 - The Great ATM Robbery APIO 20p 7.4% 128
Bubble Cup V11 A Splitting Money Bubble Cup 7 24.0% 27
VPEX P0 - Pizza Uncategorized 3p 40.2% 805
VPEX P4 - Etopika Uncategorized 12p 19.2% 139
Topium Uncategorized 17p 11.7% 14
VPEX P5 - Points Redistribution Uncategorized 20p 24.4% 54
COCI '06 Regional #1 Bard COCI 7 27.5% 268
COCI '06 Regional #2 Tetris COCI 10 52.2% 39
COCI '06 Regional #3 Firefly COCI 10 37.6% 211
COCI '06 Regional #4 Circle COCI 15 36.7% 24
Another Contest 5 Problem 1 - Goat Fence ACC 3p 27.0% 631
Another Contest 5 Problem 3 - Cutting Cheese Costs ACC 5p 22.8% 365