Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 19°C. We apply continuously 113°C heat to the field 6x0
What is the temperature (rounded to whole numbers) in the field 1x5 after 108 iterations according to the Gauss-Seidel iteration

Field in the beginning

19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919

Field after 4 iterations (rounded after 4th iteration)

3469215415756228
481014244471462511
591216223240332210
611141620252825189
611141719212220158
611141718202018147
611141617181816126
610131415161614105
4710111212121074
2456666542

Temperature in field 1x5 after 108 iterations: