1
P3
2
4 4
3
15
4
0 0 0 0 0 0 0 0 0 15 0 15
5
0 0 0 0 15 7 0 0 0 0 0 0
6
0 0 0 0 0 0 0 15 7 0 0 0
7
15 0 15 0 0 0 0 0 0 0 0 0