Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 14°C. We apply continuously 130°C heat to the field 3x4
What is the temperature (rounded to whole numbers) in the field 2x0 after 74 iterations according to the Gauss-Seidel iteration

Field in the beginning

14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414
14141414141414141414

Field after 4 iterations (rounded after 4th iteration)

2345555432
36913131210863
41021332921161284
620488457362316105
10328421594482818126
927569365412718126
819344741312317116
61320262522181495
4812151514121073
2467776532

Temperature in field 2x0 after 74 iterations: