matrix field=5 rows=41 cols=41
00100000000000000000000000000000000000000
04400000000000000000000000000000000000000
00001000000000000000000000000000000000000
00000100000000000000000000000000000000000
00000001000000000000000000000000000000000
00000000010000000000000000000000000000000
00000000001000000000000000000000000000000
12104001000000000000000000000000000000000
00000000000010000000000000000000000000000
00000000000000100000000000000000000000000
00000000000000001000000000000000000000000
00000000000000000100000000000000000000000
00000000000000000001000000000000000000000
00000000000000000000100000000000000000000
00000000000000000000001000000000000000000
00000000000000000000000100000000000000000
00000000000000000000000001000000000000000
00000000000000000000000000010000000000000
00000000000000000000000000001000000000000
00000000000000000000000000000010000000000
00000000000000000000000000000000100000000
00000000000000000000000000000000010000000
00010000000000000000000000000000000000000
00000000000000000000000000000000000010000
00000000000000000000000000000000000001000
00000000000000000000000000000000000000010
00000000000000000000000000000000000000001
23313221033002220320114234020133010213122
14240023110043322112330002244422333000242
42320241034344314040100244233031114411043
42244224120223003104312224132001422214032
21231410400004441331104023123403402441101
44014133433312103020403413331300414402043
10142001133412131143001013403303323112424
44032034301234012410010224242241421403024
32141424421011320440412143404010304222340
23041212240142014404121001444023313034122
41014411014310441004333204212432013304334
11234141243200434213133012322034313041001
00000010000000000000000000000000000000000
33002321313420212141044232300120440413031