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 127°C heat to the field 5x7
What is the temperature (rounded to whole numbers) in the field 6x4 after 64 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)

0000000000
0001111100
0011111110
0111111110
0111366421
01141324191163
0131338724624115
01624721998035156
0151845795027136
01392030231483

Temperature in field 6x4 after 64 iterations: