Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 32°C. We apply continuously 186°C heat to the field 3x5
What is the temperature (rounded to whole numbers) in the field 7x3 after 50 iterations according to the Gauss-Seidel iteration

Field in the beginning

32323232323232323232
32323232323232323232
32323232323232323232
32323232323232323232
32323232323232323232
32323232323232323232
32323232323232323232
32323232323232323232
32323232323232323232
32323232323232323232

Field after 4 iterations (rounded after 4th iteration)

479101111111074
713161820201917137
916233031292623179
10224059534335282010
143678132946345332311
18521293181458052362412
1745891431047049362412
14325574665241312110
1020324039342822157
51015181917141184

Temperature in field 7x3 after 50 iterations: