Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 34°C. We apply continuously 117°C heat to the field 4x2
What is the temperature (rounded to whole numbers) in the field 4x7 after 64 iterations according to the Gauss-Seidel iteration

Field in the beginning

34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434

Field after 4 iterations (rounded after 4th iteration)

58132131262014105
815285385614027189
102242902089957372311
112340681017654382513
12233550625647372513
12223139454540342413
11212833373736312312
10182428303130261910
813182022232219137
47910111211973

Temperature in field 4x7 after 64 iterations: