Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 34°C. We apply continuously 102°C heat to the field 8x1
What is the temperature (rounded to whole numbers) in the field 8x0 after 75 iterations according to the Gauss-Seidel iteration

Field in the beginning

34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434

Field after 4 iterations (rounded after 4th iteration)

581011111320365729
81417192024387316859
10172124263039587741
11192427293237444526
11202528303235363218
12202629313333322614
11202529313232292312
10182326272828251910
813171921212118137
47910111111973

Temperature in field 8x0 after 75 iterations: