Two dimensional array
Problems
| Pascal's triangle | 550 / 576 | 800 | |
| Column sum | 542 / 554 | 800 | |
| Appearance | 323 / 343 | 800 | |
| Diagonal sum | 334 / 372 | 800 | |
| Point coverage | 275 / 289 | 800 | |
| Swap operation | 308 / 314 | 800 | |
| Spiral matrix | 287 / 306 | 800 | |
| Word search | 239 / 266 | 800 | |
| Matrix rotation | 281 / 284 | 800 | |
| Matrix Zigzag | 209 / 229 | 800 |