Problems

Problem search

Point range
Go Random

Hot problems

Problem Category Points AC % Users
APIO '07 P3 - Zoo APIO 20p 31.0% 65
APIO '08 P2 - Roads APIO 20p 16.4% 96
APIO '08 P3 - DNA APIO 15p 33.2% 46
APIO '09 P1 - Digging for Oil APIO 20p 17.4% 186
APIO '09 P2 - The Siruseri Convention Centre APIO 25p 19.0% 78
APIO '09 P3 - The Great ATM Robbery APIO 20p 6.8% 146
APIO '10 P1 - Commando APIO 20p 25.5% 759
APIO '10 P2 - Patrol APIO 20p 17.3% 286
APIO '10 P3 - Signaling APIO 25p 19.0% 54
APIO '11 P1 - Table Coloring APIO 25p 23.6% 147
APIO '11 P2 - Find the Path APIO 20p 19.2% 58
APIO '11 P3 - Guess My Word! APIO 30p 23.4% 8
APIO '12 P1 - Dispatching APIO 17p 26.9% 338
APIO '12 P2 - Guard APIO 20p 8.8% 32
APIO '12 P3 - Kunai APIO 40p 13.0% 35
APIO '13 P1 - Robots APIO 20p 11.1% 21
APIO '13 P2 - Toll APIO 35p 20.2% 19
APIO '14 P1 - Palindromes APIO 25p 19.3% 79
APIO '14 P2 - Split the Sequence APIO 25p 10.5% 213
APIO '14 P3 - Beads and Wires APIO 25p 21.5% 43
APIO '15 P1 - Bali Sculptures APIO 20p 20.0% 126
APIO '15 P2 - Jakarta Skyscrapers APIO 20p 7.8% 140
APIO '15 P3 - Palembang Bridges APIO 20p 11.7% 88
APIO '16 P1 - Boat APIO 20p 19.3% 68
APIO '16 P2 - Fireworks APIO 40p 29.6% 66
APIO '17 P1 - Land of the Rainbow Gold APIO 30p 12.7% 20
APIO '17 P2 - Travelling Merchant APIO 20p 25.0% 61
APIO '18 P1 - New Home APIO 25 5.9% 11
APIO '18 P2 - Circle Selection APIO 40p 10.9% 19
APIO '18 P3 - Duathlon APIO 30 26.0% 56
APIO '19 P1 - Strange Device APIO 20 22.6% 78
APIO '19 P2 - Bridges APIO 30p 11.7% 69
APIO '19 P3 - Street Lamps APIO 35p 10.3% 38
APIO '22 P2 - Game APIO 25p 2.8% 7
APIO '22 P3 - Permutation APIO 20p 8.9% 19
APIO '23 P1 - Cyberland APIO 17p 6.5% 48
APIO '23 P2 - Sequence APIO 25p 8.7% 29
APIO '23 P3 - Alice, Bob, and Circuit APIO 45p 0.9% 1
A Plus B Uncategorized 3p 49.3% 8876
A Plus B (Hard) Uncategorized 12 11.1% 360
Marcus Approximation Uncategorized 12p 34.9% 53
All Pairs Shortest Path Classics 20p 8.5% 12
APTX 4869 Uncategorized 10 40.6% 62
Another Random Contest 1 P1 - Chessgame Uncategorized 5p 28.7% 85
Another Random Contest 1 P2 - Two Sequences Uncategorized 7p 18.8% 52
Another Random Contest 1 P3 - Physics Olympics Uncategorized 7p 26.9% 36
Another Random Contest 1 P4 - Bracket Query Uncategorized 15p 40.8% 44
Another Random Contest 1 P5 - A Strange Country Uncategorized 15p 14.4% 48
Another Random Contest 1 P6 - Smash Bros Uncategorized 15p 29.6% 33
Art Academy 0: Prologue Uncategorized 3p 36.5% 329