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Problem Category Types ▴ Points AC % Users
IOI '15 P1 - Boxes with Souvenirs IOI Ad Hoc 15p 13.4% 98
IOI '15 P2 - Scales IOI Ad Hoc 25p 6.7% 24
IOI '15 P3 - Teams IOI Ad Hoc 35p 8.8% 34
IOI '15 P4 - Horses IOI Ad Hoc 15p 11.4% 102
IOI '15 P5 - Sorting IOI Ad Hoc 25p 21.8% 71
IOI '15 P6 - Towns IOI Ad Hoc, Graph Theory 40p 15.5% 59
IOI '14 P4 - Gondola IOI Ad Hoc 15p 11.1% 99
IOI '14 P5 - Friend IOI Ad Hoc 30p 26.2% 99
IOI '14 P6 - Holiday IOI Ad Hoc 30p 15.9% 84
IOI '13 P5 - Robots IOI Ad Hoc 20p 18.3% 90
IOI '01 P3 - Twofive IOI Ad Hoc 25p 16.8% 64
IOI '16 P2 - Roller Coaster Railroad IOI Ad Hoc, Graph Theory 35p 43.7% 36
IOI '16 P4 - Paint by Numbers IOI Ad Hoc 15p 12.4% 54
IOI '17 P2 - Wiring IOI Ad Hoc 25p 15.5% 56
IOI '17 P3 - Toy Train IOI Ad Hoc 30p 17.3% 40
IOI '17 P6 - Ancient Books IOI Ad Hoc 25p 11.4% 30
IOI '11 P6 - Parrots IOI Ad Hoc, Interactive 20p 3.6% 16
IOI '18 P3 - Werewolf IOI Ad Hoc 30p 24.0% 57
IOI '19 P5 - Vision Program IOI Ad Hoc, Interactive 20p 8.1% 33
IOI '19 P4 - Broken Line IOI Ad Hoc 35p 2.3% 4
IOI '98 P3 - Party Lamps IOI Ad Hoc 12p 34.0% 168
IOI '02 P5 - Bus Terminals IOI Ad Hoc 30p 14.8% 53
IOI '12 P1 - Pebbling Odometer IOI Ad Hoc, Implementation 30p 2.9% 4
IOI '09 P1 - Archery IOI Ad Hoc, Simulation 45p 13.4% 37
IOI '13 P2 - Art Class (Standard I/O) IOI Ad Hoc 20p 2.7% 90
IOI '13 P5 - Robots (Standard I/O) IOI Ad Hoc 20p 15.0% 278
IOI '14 P4 - Gondola (Standard I/O) IOI Ad Hoc 15 8.5% 222
IOI '14 P5 - Friend (Standard I/O) IOI Ad Hoc 30p 18.2% 189
IOI '14 P6 - Holiday (Standard I/O) IOI Ad Hoc 30p 12.4% 135
IOI '15 P1 - Boxes with Souvenirs (Standard I/O) IOI Ad Hoc 15p 8.2% 189
IOI '15 P3 - Teams (Standard I/O) IOI Ad Hoc 35p 3.4% 37
IOI '15 P4 - Horses (Standard I/O) IOI Ad Hoc 15p 7.6% 162
IOI '15 P5 - Sorting (Standard I/O) IOI Ad Hoc 25p 18.6% 186
IOI '16 P2 - Roller Coaster Railroad (Standard I/O) IOI Ad Hoc, Graph Theory 35p 12.9% 26
IOI '16 P4 - Paint by Numbers (Standard I/O) IOI Ad Hoc 15p 10.0% 63
IOI '20 P3 - Carnival Tickets IOI Ad Hoc, Greedy Algorithms 20p 11.8% 37
IOI '20 P1 - Comparing Plants IOI Ad Hoc, Data Structures 40p 6.4% 17
IOI '20 P5 - Counting Mushrooms IOI Ad Hoc, Interactive 35p 2.5% 3
IOI '20 P6 - Stations IOI Ad Hoc, Graph Theory 20p 14.5% 22
IOI '21 P3 - Fountain Parks IOI Ad Hoc 30p 4.8% 7
IOI '21 P5 - Dungeons Game IOI Ad Hoc, Graph Theory 30p 8.1% 9
IOI '21 P6 - Bit Shift Registers IOI Ad Hoc, Implementation, Interactive 30p 13.8% 8
IOI '18 P4 - Mechanical Doll IOI Ad Hoc, Graph Theory 20p 22.6% 13
IOI '12 P5 - Last Supper IOI Ad Hoc, Interactive 30p 21.9% 6
IOI '22 P2 - Prisoner Challenge IOI Ad Hoc 25p 8.2% 25
IOI '22 P6 - Thousands Islands IOI Ad Hoc, Graph Theory 30p 3.1% 6
IOI '22 P5 - Rarest Insects IOI Ad Hoc, Interactive 30p 5.3% 22
IOI '23 P6 - Robot Contest IOI Ad Hoc 40p 3.4% 2
IOI '96 P4 - Sorting a Three-Valued Sequence IOI Constructive, Greedy Algorithms 10 31.9% 142
IOI '10 P3 - Quality of Living IOI Data Structures 15p 27.9% 150