Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 1°C. We apply continuously 188°C heat to the field 0x0
What is the temperature (rounded to whole numbers) in the field 4x8 after 135 iterations according to the Gauss-Seidel iteration

Field in the beginning

1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111

Field after 4 iterations (rounded after 4th iteration)

224742710421100
74482512632110
27251710532110
1012107432110
4654322110
2333221110
1222211110
1111111110
0111111100
0000000000

Temperature in field 4x8 after 135 iterations: