Level 29
You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 18°C. We apply continuously 71°C heat to the field 6x2
What is the temperature (rounded to whole numbers) in the field 3x7 after 130 iterations according to the Gauss-Seidel iteration
Field in the beginning
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
Field after 4 iterations (rounded after 4th iteration)
| 3 | 4 | 5 | 6 | 8 | 13 | 18 | 14 | 9 | 4 |
| 4 | 7 | 9 | 11 | 17 | 31 | 50 | 34 | 20 | 9 |
| 5 | 9 | 12 | 16 | 26 | 54 | 124 | 56 | 28 | 12 |
| 6 | 10 | 13 | 17 | 25 | 40 | 59 | 42 | 25 | 12 |
| 6 | 10 | 14 | 17 | 22 | 29 | 35 | 30 | 21 | 10 |
| 6 | 11 | 14 | 16 | 19 | 23 | 25 | 23 | 17 | 9 |
| 6 | 10 | 13 | 16 | 18 | 19 | 20 | 18 | 14 | 7 |
| 5 | 9 | 12 | 14 | 15 | 16 | 16 | 15 | 11 | 6 |
| 4 | 7 | 9 | 10 | 11 | 12 | 12 | 10 | 7 | 4 |
| 2 | 4 | 5 | 5 | 6 | 6 | 6 | 5 | 4 | 2 |
Temperature in field 3x7 after 130 iterations:
