matrix := [
[0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0],
[0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14],
[0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0],
[12,11,12,11,20,3,10,3,13,20,6,14,8,17,9,14,15],
[0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0]
]*Z(23);