Problems
| Problem | Category ▴ | Types | Points | AC % | Users | |
|---|---|---|---|---|---|---|
| IOI '13 P5 - Robots (Standard I/O) | IOI | Ad Hoc | 20p | 15.0% | 278 | |
| IOI '13 P6 - Game (Standard I/O) | IOI | Data Structures, Intermediate Math | 17p | 8.4% | 150 | |
| IOI '14 P2 - Wall (Standard I/O) | IOI | Data Structures | 20p | 15.9% | 286 | |
| 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 | 12.3% | 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 P1 - Detecting Molecules (Standard I/O) | IOI | Greedy Algorithms | 12p | 14.1% | 230 | |
| IOI '16 P2 - Roller Coaster Railroad (Standard I/O) | IOI | Ad Hoc, Graph Theory | 35p | 12.9% | 26 | |
| IOI '16 P3 - Shortcut (Standard I/O) | IOI | Graph Theory | 40p | 1.8% | 7 | |
| IOI '16 P4 - Paint by Numbers (Standard I/O) | IOI | Ad Hoc | 15p | 10.0% | 63 | |
| IOI '16 P6 - Aliens (Standard I/O) | IOI | Dynamic Programming | 30p | 6.1% | 63 | |
| IOI '10 P6 - Traffic Congestion (Standard I/O) | IOI | Graph Theory | 10p | 33.0% | 416 | |
| IOI '10 P3 - Quality of Living (Standard I/O) | IOI | Data Structures | 15p | 28.1% | 338 | |
| IOI '20 P2 - Connecting Supertrees | IOI | Graph Theory | 15p | 13.8% | 54 | |
| 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 P4 - Packing Biscuits | IOI | Dynamic Programming, Simple Math | 25p | 13.4% | 15 | |
| 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 P1 - Distributing Candies | IOI | Data Structures | 30p | 13.4% | 29 | |
| IOI '21 P2 - Keys | IOI | Graph Theory | 25p | 10.9% | 14 | |
| IOI '21 P3 - Fountain Parks | IOI | Ad Hoc | 30p | 4.8% | 7 | |
| IOI '21 P4 - Mutating DNA | IOI | Data Structures, Greedy Algorithms | 12p | 28.9% | 75 | |
| 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 P5 - Highway Tolls | IOI | Graph Theory, Interactive | 30p | 11.7% | 14 | |
| IOI '18 P4 - Mechanical Doll | IOI | Ad Hoc, Graph Theory | 20p | 22.6% | 13 | |
| IOI '12 P4 - Ideal City | IOI | Graph Theory | 25p | 27.7% | 12 | |
| IOI '12 P6 - Jousting Tournament | IOI | Data Structures | 17p | 16.4% | 16 | |
| IOI '12 P5 - Last Supper | IOI | Ad Hoc, Interactive | 30p | 21.9% | 6 | |
| IOI '22 P3 - Radio Towers | IOI | Data Structures | 30p | 7.2% | 15 | |
| IOI '22 P1 - Catfish Farm | IOI | Data Structures, Dynamic Programming | 25p | 8.1% | 44 | |
| 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 P4 - Digital Circuit | IOI | Data Structures, Graph Theory | 25p | 25.2% | 25 | |
| IOI '22 P5 - Rarest Insects | IOI | Ad Hoc, Interactive | 30p | 5.3% | 22 | |
| IOI '04 P3 - Polygon | IOI | Geometry | 20p | 3.1% | 1 | |
| IOI '23 P1 - Closing Time | IOI | Dynamic Programming, Graph Theory, Greedy Algorithms | 25p | 4.5% | 20 | |
| IOI '23 P2 - Longest Trip | IOI | Graph Theory, Interactive | 25p | 3.1% | 13 | |
| IOI '23 P3 - Soccer Stadium | IOI | Dynamic Programming | 30p | 4.7% | 12 | |
| IOI '23 P4 - Beech Tree | IOI | Data Structures, Graph Theory | 35p | 4.9% | 3 | |
| IOI '23 P5 - Overtaking | IOI | Data Structures | 25p | 6.1% | 11 | |
| IOI '23 P6 - Robot Contest | IOI | Ad Hoc | 40p | 3.4% | 2 |