Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 24°C. We apply continuously 129°C heat to the field 3x8
What is the temperature (rounded to whole numbers) in the field 4x0 after 127 iterations according to the Gauss-Seidel iteration

Field in the beginning

24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424

Field after 4 iterations (rounded after 4th iteration)

3678888753
61012131414141395
712151718181816126
813171920212018147
814182122222219158
814202627262421158
817304340332722168
925549064433022157
10328321292472819126
72044764928171163

Temperature in field 4x0 after 127 iterations: