Two dimensional array
Problems
| Pascal's triangle | 301 / 315 | 800 | |
| Column sum | 291 / 296 | 800 | |
| Appearance | 134 / 144 | 800 | |
| Diagonal sum | 168 / 192 | 800 | |
| Point coverage | 129 / 144 | 800 | |
| Swap operation | 166 / 169 | 800 | |
| Spiral matrix | 142 / 156 | 800 | |
| Word search | 109 / 127 | 800 | |
| Matrix rotation | 132 / 135 | 800 | |
| Matrix Zigzag | 88 / 98 | 800 |