Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 31°C. We apply continuously 126°C heat to the field 2x8
What is the temperature (rounded to whole numbers) in the field 1x7 after 82 iterations according to the Gauss-Seidel iteration

Field in the beginning

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

Field after 4 iterations (rounded after 4th iteration)

4	7	9	10	10	11	10	9	7	4
7	12	15	17	18	18	18	16	12	6
9	15	19	22	23	24	23	21	16	8
10	17	22	25	26	27	26	23	18	9
10	18	24	27	28	29	28	25	19	10
11	20	29	31	31	31	29	26	20	10
13	30	46	44	38	34	30	26	19	10
21	53	91	67	47	36	30	24	17	9
28	81	209	93	50	33	25	19	13	6
17	42	75	49	30	19	14	10	7	3

Temperature in field 1x7 after 82 iterations:

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

4	7	9	10	10	11	10	9	7	4
7	12	15	17	18	18	18	16	12	6
9	15	19	22	23	24	23	21	16	8
10	17	22	25	26	27	26	23	18	9
10	18	24	27	28	29	28	25	19	10
11	20	29	31	31	31	29	26	20	10
13	30	46	44	38	34	30	26	19	10
21	53	91	67	47	36	30	24	17	9
28	81	209	93	50	33	25	19	13	6
17	42	75	49	30	19	14	10	7	3

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

4	7	9	10	10	11	10	9	7	4
7	12	15	17	18	18	18	16	12	6
9	15	19	22	23	24	23	21	16	8
10	17	22	25	26	27	26	23	18	9
10	18	24	27	28	29	28	25	19	10
11	20	29	31	31	31	29	26	20	10
13	30	46	44	38	34	30	26	19	10
21	53	91	67	47	36	30	24	17	9
28	81	209	93	50	33	25	19	13	6
17	42	75	49	30	19	14	10	7	3

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

4	7	9	10	10	11	10	9	7	4
7	12	15	17	18	18	18	16	12	6
9	15	19	22	23	24	23	21	16	8
10	17	22	25	26	27	26	23	18	9
10	18	24	27	28	29	28	25	19	10
11	20	29	31	31	31	29	26	20	10
13	30	46	44	38	34	30	26	19	10
21	53	91	67	47	36	30	24	17	9
28	81	209	93	50	33	25	19	13	6
17	42	75	49	30	19	14	10	7	3