Problems
Problem search
| Problem | Category | Points | AC % | Users |
|---|---|---|---|---|
| Easy splitting | Uncategorized | 100p | 1.9% | 3 |
| Omar and Circles | Uncategorized | 100p | 13.5% | 13 |
| Contest strategy | Uncategorized | 100p | 6.9% | 14 |
| Xor Sort | Uncategorized | 100p | 11.6% | 2 |
| A Plus B | Uncategorized | 5p | 25.6% | 563 |
| Going to FlatLand | Uncategorized | 35 | 8.6% | 18 |
| Merge them up | Interview questions | 30 | 12.3% | 103 |
| Coin change | Educative | 15 | 38.1% | 60 |
| Count paths | Educative | 15 | 13.2% | 51 |
| Fibonacci queries | Educative | 15 | 5.9% | 73 |
| Maximum subarray | Educative | 15 | 25.4% | 114 |
| Knapsack | Educative | 15 | 14.2% | 21 |
| Longest Increasing Subsequence | Educative | 15 | 26.1% | 63 |
| Constructing tetrahedrons | Uncategorized | 25p | 14.3% | 29 |
| Find components | Uncategorized | 30p | 15.1% | 9 |
| Azuz's Anagram | Uncategorized | 10 | 14.2% | 123 |
| High school mathematics | Uncategorized | 30 | 12.7% | 79 |
| Houda and Weird Auction | Uncategorized | 25 | 16.9% | 20 |
| Houda Playing Pocker | Uncategorized | 20 | 22.8% | 80 |
| Last Digit! | Uncategorized | 10 | 16.1% | 256 |
| Oola and the Rabbits | Uncategorized | 25 | 17.6% | 23 |
| Rotten Berries | Uncategorized | 25 | 26.7% | 39 |
| Stable Zeroing | Uncategorized | 20 | 21.6% | 143 |
| Tree Puzzle | Uncategorized | 25 | 43.0% | 38 |
| Unique SubString | Uncategorized | 30 | 14.5% | 18 |
| 24/7 cafe | Uncategorized | 25 | 17.7% | 9 |
| Diaa was Live! | Uncategorized | 25 | 8.6% | 100 |
| Corona Virus Alert | Uncategorized | 5 | 31.6% | 336 |
| Corona Virus Spread | Uncategorized | 15 | 24.4% | 136 |
| Covid Statistics | Uncategorized | 25 | 14.2% | 23 |
| Magical Frog | Uncategorized | 35 | 7.3% | 11 |
| Re: Count The Digits | Uncategorized | 20 | 15.1% | 42 |
| Separate them | Uncategorized | 40 | 14.5% | 12 |
| Tadamoncovid | Uncategorized | 35 | 11.9% | 35 |
| Unfinished Artwork | Uncategorized | 25 | 20.2% | 70 |
| Find solutions | Educative | 25 | 18.1% | 27 |
| Subset sum | Educative | 20 | 15.0% | 41 |
| The travelling salesman problem | Educative | 20 | 15.4% | 12 |
| Islands | Interview questions | 25 | 17.8% | 18 |
| Min amplitude | Interview questions | 20 | 11.5% | 16 |
| Repeated digits | Interview questions | 20 | 11.4% | 66 |
| Stairs numbers | Interview questions | 35 | 11.2% | 18 |
| IOI 2017 - Books | ioi | 0p | 8.8% | 1 |
| IOI 2017 - Train | ioi | 0p | 11.1% | 1 |
| IOI 2017 - Wiring | ioi | 0p | 3.7% | 2 |
| Wissy | Uncategorized | 0 | 6.5% | 2 |
| Noir et Blanc | Uncategorized | 30p | 6.7% | 9 |
| Tournoi de Xiangqi | Uncategorized | 30p | 2.9% | 13 |
| Problème d'arithmétiques | Uncategorized | 15p | 6.9% | 47 |
| la grande aventure | Uncategorized | 25p | 4.9% | 6 |