2 4 0123456789012345678901234567890
3 3 .............#....#............
4 2 .......#..............#........
5 1 ...............................
6 0 S........................#.....
7 -1 ...............................
8 -2 ...............................
9 -3 ...........................#...
10 -4 ...............................
11 -5 ....................TTTTTTTTTTT
12 -6 ....................TTTTTTTTTTT
13 -7 ....................TTTTTTTT#TT
14 -8 ....................TTTTTTTTTTT
15 -9 ....................TTTTTTTTTTT
16 -10 ....................TTTTTTTTTTT
23 4 22 +3 = 7 + 6 + 5 + 4