Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 13°C. We apply continuously 100°C heat to the field 0x5
What is the temperature (rounded to whole numbers) in the field 6x0 after 123 iterations according to the Gauss-Seidel iteration

Field in the beginning

13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313

Field after 4 iterations (rounded after 4th iteration)

2344444432
3677888753
7101010101010973
171916141312111074
473725181513121184
1386133221714131184
493928201614131184
202220161413111074
91212111099753
4566554431

Temperature in field 6x0 after 123 iterations: