Level 29
You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 28°C. We apply continuously 71°C heat to the field 1x7
What is the temperature (rounded to whole numbers) in the field 9x8 after 90 iterations according to the Gauss-Seidel iteration
Field in the beginning
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Field after 4 iterations (rounded after 4th iteration)
| 4 | 7 | 8 | 9 | 9 | 10 | 9 | 8 | 6 | 3 |
| 7 | 11 | 14 | 15 | 16 | 17 | 16 | 15 | 11 | 6 |
| 8 | 14 | 18 | 20 | 21 | 21 | 21 | 19 | 14 | 7 |
| 9 | 16 | 20 | 22 | 24 | 24 | 24 | 21 | 16 | 8 |
| 10 | 19 | 23 | 25 | 26 | 26 | 25 | 23 | 17 | 9 |
| 16 | 29 | 31 | 30 | 29 | 28 | 26 | 23 | 18 | 9 |
| 27 | 55 | 45 | 36 | 31 | 28 | 27 | 23 | 17 | 9 |
| 44 | 124 | 62 | 40 | 31 | 27 | 24 | 21 | 15 | 8 |
| 27 | 53 | 41 | 31 | 24 | 21 | 19 | 15 | 11 | 5 |
| 12 | 21 | 20 | 16 | 13 | 11 | 10 | 8 | 6 | 3 |
Temperature in field 9x8 after 90 iterations:
