matrix := [
[0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,3,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,3,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,3,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,3,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,3,0,0,0,0],
[0,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,3,0,0],
[0,0,3,3,2,2,3,0,2,2,3,0,3,3,2,0],
[0,2,0,0,0,0,0,3,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,0],
[0,0,0,2,3,0,0,0,3,3,2,0,0,0,0,0],
[0,0,0,3,2,0,0,0,2,0,3,0,3,0,0,0],
[0,0,0,2,3,0,2,0,3,0,0,0,2,0,3,3]
]*Z(5);