Two dimensional array
Problems
| Pascal's triangle | 822 / 865 | 800 | |
| Column sum | 847 / 863 | 800 | |
| Appearance | 560 / 592 | 800 | |
| Diagonal sum | 592 / 638 | 800 | |
| Point coverage | 498 / 522 | 800 | |
| Swap operation | 507 / 515 | 800 | |
| Spiral matrix | 500 / 523 | 800 | |
| Word search | 399 / 434 | 800 | |
| Matrix rotation | 477 / 482 | 800 | |
| Matrix Zigzag | 372 / 400 | 800 |