matrix := [
[0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[2,2,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0],
[5,5,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5],
[3,2,2,5,5,3,4,1,5,0,5,1,6,0,1,6,6,0,0,0,6],
[1,5,4,1,0,4,3,1,4,1,4,6,6,1,0,3,6,3,4,3,0],
[0,5,2,3,0,3,2,0,6,3,6,5,3,5,6,4,5,3,4,3,1],
[0,5,6,5,0,3,4,2,6,6,4,5,5,1,1,2,0,1,4,3,6],
[2,0,4,1,0,5,4,4,2,5,4,3,5,1,1,2,5,3,6,1,6],
[5,3,0,1,5,3,6,0,4,3,4,3,0,3,6,6,5,3,4,3,6]
]*Z(7);