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 134°C heat to the field 1x0
What is the temperature (rounded to whole numbers) in the field 5x5 after 72 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)

54183662916119863
3878533424191613105
2341383126222017126
1526292725232219147
1119232524242320158
917212324242320158
915192122232220158
713171920202017136
61012141515151395
3567888652

Temperature in field 5x5 after 72 iterations: