Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 14°C. We apply continuously 155°C heat to the field 7x5
What is the temperature (rounded to whole numbers) in the field 2x3 after 126 iterations according to the Gauss-Seidel iteration

Field in the beginning

14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414

Field after 4 iterations (rounded after 4th iteration)

2344555432
3678888863
4791010111316137
481011121627383015
581012152858986229
581113194110025410440
5810131835671086932
47911152439524021
3678111522262112
234457101195

Temperature in field 2x3 after 126 iterations: