Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 36°C. We apply continuously 139°C heat to the field 4x1
What is the temperature (rounded to whole numbers) in the field 7x8 after 45 iterations according to the Gauss-Seidel iteration

Field in the beginning

36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636

Field after 4 iterations (rounded after 4th iteration)

511224781533119126
920429623510556342010
112342741128256382512
12233753676149382613
12233342494843362613
12223036404139342513
12212833353635312312
11192528303131272010
814182122232219147
4710111212121074

Temperature in field 7x8 after 45 iterations: