Level 29
You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 9°C. We apply continuously 142°C heat to the field 3x3
What is the temperature (rounded to whole numbers) in the field 3x8 after 86 iterations according to the Gauss-Seidel iteration
Field in the beginning
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Field after 4 iterations (rounded after 4th iteration)
| 1 | 2 | 5 | 8 | 8 | 6 | 5 | 4 | 2 | 1 |
| 2 | 7 | 18 | 30 | 25 | 17 | 11 | 7 | 5 | 2 |
| 5 | 18 | 47 | 86 | 57 | 33 | 19 | 11 | 7 | 3 |
| 8 | 30 | 86 | 229 | 96 | 46 | 25 | 14 | 8 | 4 |
| 8 | 25 | 57 | 96 | 65 | 39 | 24 | 15 | 9 | 4 |
| 6 | 17 | 33 | 46 | 39 | 28 | 19 | 13 | 8 | 4 |
| 5 | 11 | 19 | 25 | 24 | 19 | 15 | 11 | 8 | 4 |
| 4 | 7 | 11 | 14 | 15 | 13 | 11 | 9 | 6 | 3 |
| 2 | 5 | 7 | 8 | 9 | 8 | 8 | 6 | 4 | 2 |
| 1 | 2 | 3 | 4 | 4 | 4 | 4 | 3 | 2 | 1 |
Temperature in field 3x8 after 86 iterations:
