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 103°C heat to the field 2x5
What is the temperature (rounded to whole numbers) in the field 3x3 after 117 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 | 16 | 17 | 17 | 16 | 15 | 11 | 6 |
| 8 | 16 | 22 | 24 | 23 | 23 | 22 | 19 | 14 | 7 |
| 11 | 25 | 38 | 37 | 32 | 28 | 26 | 22 | 16 | 9 |
| 19 | 46 | 79 | 60 | 44 | 34 | 29 | 24 | 18 | 9 |
| 27 | 74 | 182 | 88 | 53 | 39 | 31 | 26 | 19 | 10 |
| 22 | 52 | 85 | 65 | 47 | 37 | 31 | 25 | 18 | 9 |
| 16 | 33 | 46 | 43 | 37 | 31 | 27 | 22 | 16 | 8 |
| 10 | 19 | 26 | 27 | 25 | 22 | 20 | 16 | 11 | 6 |
| 5 | 9 | 12 | 13 | 13 | 12 | 10 | 8 | 6 | 3 |
Temperature in field 3x3 after 117 iterations:
