Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 4°C. We apply continuously 70°C heat to the field 4x1
What is the temperature (rounded to whole numbers) in the field 0x2 after 108 iterations according to the Gauss-Seidel iteration

Field in the beginning

4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444

Field after 4 iterations (rounded after 4th iteration)

12719362211531
14144111044201052
1512274630181052
24916221813852
136912119742
1346777542
1345555432
1234444321
1222333221
0111111110

Temperature in field 0x2 after 108 iterations: