Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 2°C. We apply continuously 188°C heat to the field 2x3
What is the temperature (rounded to whole numbers) in the field 2x4 after 47 iterations according to the Gauss-Seidel iteration

Field in the beginning

2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222

Field after 4 iterations (rounded after 4th iteration)

0387532110
51935271795311
18561076835189421
32106295119522412631
246611877432212631
14345242281710531
717242217117431
481111975321
2456543211
1222221110

Temperature in field 2x4 after 47 iterations: