Problems

Problem search

Point range
Go Random

Hot problems

Problem Category Points AC % Users
IOI '11 P2 - Race (Standard I/O) IOI 17p 15.3% 579
IOI '11 P3 - Rice Hub IOI 15p 19.3% 158
IOI '11 P3 - Rice Hub (Standard I/O) IOI 15p 19.8% 531
IOI '11 P4 - Crocodile's Underground City IOI 17p 28.6% 123
IOI '11 P4 - Crocodile's Underground City (Standard I/O) IOI 17p 19.7% 399
IOI '11 P5 - Dancing Elephants IOI 40 9.5% 51
IOI '11 P5 - Dancing Elephants (Standard I/O) IOI 20p 10.3% 100
IOI '11 P6 - Parrots IOI 20p 4.8% 26
IOI '12 P1 - Pebbling Odometer IOI 30p 2.3% 9
IOI '12 P2 - Parachute Rings IOI 25p 17.8% 39
IOI '12 P2 - Parachute Rings (Standard I/O) IOI 25p 11.9% 118
IOI '12 P3 - Crayfish Scrivener IOI 15p 30.8% 96
IOI '12 P3 - Crayfish Scrivener (Standard I/O) IOI 15p 16.6% 280
IOI '12 P4 - Ideal City IOI 25p 20.2% 19
IOI '12 P4 - Ideal City (Standard I/O) IOI 25p 30.3% 9
IOI '12 P5 - Last Supper IOI 30p 21.4% 16
IOI '12 P6 - Jousting Tournament IOI 17p 17.5% 36
IOI '12 P6 - Jousting Tournament (Standard I/O) IOI 17p 19.5% 23
IOI '13 P1 - Dreaming IOI 15p 23.6% 269
IOI '13 P1 - Dreaming (Standard I/O) IOI 15p 18.3% 572
IOI '13 P2 - Art Class (Standard I/O) IOI 20p 2.9% 97
IOI '13 P3 - Wombats IOI 40p 13.0% 41
IOI '13 P3 - Wombats (Standard I/O) IOI 40p 9.8% 64
IOI '13 P4 - Cave IOI 10p 19.0% 367
IOI '13 P5 - Robots IOI 20p 18.6% 112
IOI '13 P5 - Robots (Standard I/O) IOI 20p 15.1% 295
IOI '13 P6 - Game IOI 25p 9.2% 88
IOI '13 P6 - Game (Standard I/O) IOI 17p 8.6% 158
IOI '14 P1 - Rail IOI 30p 11.0% 53
IOI '14 P2 - Wall IOI 20p 24.9% 244
IOI '14 P2 - Wall (Standard I/O) IOI 20p 16.8% 311
IOI '14 P3 - Game IOI 20p 27.9% 253
IOI '14 P4 - Gondola IOI 15p 11.1% 123
IOI '14 P4 - Gondola (Standard I/O) IOI 15 8.7% 233
IOI '14 P5 - Friend IOI 30p 26.5% 126
IOI '14 P5 - Friend (Standard I/O) IOI 30p 18.5% 211
IOI '14 P6 - Holiday IOI 30p 15.6% 104
IOI '14 P6 - Holiday (Standard I/O) IOI 30p 12.7% 153
IOI '14 Practice Task 1 - Square IOI 10p 49.2% 221
IOI '14 Practice Task 2 - Station IOI 7p 52.8% 76
IOI '14 Practice Task 3 - Tile IOI 10p 30.6% 86
IOI '15 P1 - Boxes with Souvenirs IOI 15p 13.4% 125
IOI '15 P1 - Boxes with Souvenirs (Standard I/O) IOI 15p 8.4% 199
IOI '15 P2 - Scales IOI 25p 7.1% 30
IOI '15 P3 - Teams IOI 35p 8.7% 34
IOI '15 P3 - Teams (Standard I/O) IOI 35p 3.7% 43
IOI '15 P4 - Horses IOI 15p 11.9% 126
IOI '15 P4 - Horses (Standard I/O) IOI 15p 7.7% 174
IOI '15 P5 - Sorting IOI 25p 18.6% 85
IOI '15 P5 - Sorting (Standard I/O) IOI 25p 18.4% 194