4 8
20000000 0.3 0.5 0.4 0.01
0 0 1 2 5 6 0 0
1 2 3 4 7 8 5 6
0 0 5 6 0 0 0 0
5 6 7 8 0 0 0 0
0 0 5 0 0 0 0 0