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Problem Category Points ▾ AC % Users
IOI '09 P1 - Archery IOI 45p 13.4% 37
IOI '15 P6 - Towns IOI 40p 15.5% 59
IOI '13 P3 - Wombats IOI 40p 13.2% 38
IOI '16 P3 - Shortcut IOI 40p 9.0% 15
IOI '17 P5 - Simurgh IOI 40p 12.1% 16
IOI '11 P5 - Dancing Elephants IOI 40p 10.3% 41
IOI '18 P2 - Seats IOI 40p 25.0% 7
IOI '08 P6 - Pyramid Base IOI 40p 12.7% 7
IOI '19 P2 - Split the Attractions IOI 40p 5.1% 26
IOI '19 P6 - Sky Walking IOI 40p 9.6% 12
IOI '07 P6 - Training IOI 40p 27.9% 67
IOI '13 P3 - Wombats (Standard I/O) IOI 40p 9.5% 60
IOI '16 P3 - Shortcut (Standard I/O) IOI 40p 1.8% 7
IOI '20 P1 - Comparing Plants IOI 40p 6.4% 17
IOI '23 P6 - Robot Contest IOI 40p 3.4% 2
IOI '15 P3 - Teams IOI 35p 8.8% 34
IOI '16 P2 - Roller Coaster Railroad IOI 35p 45.1% 35
IOI '18 P6 - Meetings IOI 35p 12.0% 10
IOI '19 P4 - Broken Line IOI 35p 2.3% 4
IOI '08 P3 - Fish IOI 35p 9.9% 63
IOI '15 P3 - Teams (Standard I/O) IOI 35p 3.4% 37
IOI '16 P2 - Roller Coaster Railroad (Standard I/O) IOI 35p 12.5% 25
IOI '20 P5 - Counting Mushrooms IOI 35p 2.5% 3
IOI '23 P4 - Beech Tree IOI 35p 4.9% 3
IOI '14 P1 - Rail IOI 30p 10.7% 47
IOI '14 P5 - Friend IOI 30p 26.2% 99
IOI '14 P6 - Holiday IOI 30 15.9% 82
IOI '16 P6 - Aliens IOI 30p 7.1% 81
IOI '17 P3 - Toy Train IOI 30p 17.3% 40
IOI '18 P3 - Werewolf IOI 30p 24.1% 57
IOI '19 P3 - Rectangles IOI 30p 6.9% 25
IOI '02 P5 - Bus Terminals IOI 30p 14.8% 53
IOI '04 P6 - Empodia IOI 30p 16.8% 138
IOI '01 P6 - Depot IOI 30p 12.1% 39
IOI '12 P1 - Pebbling Odometer IOI 30p 2.9% 4
IOI '14 P5 - Friend (Standard I/O) IOI 30p 18.2% 189
IOI '14 P6 - Holiday (Standard I/O) IOI 30 12.3% 133
IOI '16 P6 - Aliens (Standard I/O) IOI 30p 6.1% 63
IOI '21 P1 - Distributing Candies IOI 30p 13.4% 29
IOI '21 P3 - Fountain Parks IOI 30p 4.8% 7
IOI '21 P5 - Dungeons Game IOI 30p 8.1% 9
IOI '21 P6 - Bit Shift Registers IOI 30p 13.8% 8
IOI '18 P5 - Highway Tolls IOI 30p 11.7% 14
IOI '12 P5 - Last Supper IOI 30p 25.0% 5
IOI '22 P3 - Radio Towers IOI 30p 7.2% 15
IOI '22 P6 - Thousands Islands IOI 30p 3.1% 6
IOI '22 P5 - Rarest Insects IOI 30p 5.0% 21
IOI '23 P3 - Soccer Stadium IOI 30p 4.7% 12
IOI '15 P2 - Scales IOI 25p 6.8% 23
IOI '15 P5 - Sorting IOI 25p 21.8% 71