matrix := [
[0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[1,5,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[6,0,5,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0],
[0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0],
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6],
[9,0,5,0,3,1,5,7,3,7,6,5,2,0,6,4,5,0,0,4],
[9,0,2,2,10,8,0,6,3,6,0,7,8,0,0,5,1,0,0,5],
[10,0,3,8,7,0,9,2,10,5,4,10,7,0,1,2,10,5,0,5],
[4,0,2,10,8,2,5,0,8,9,0,8,5,6,6,0,8,0,0,2],
[0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0]
]*Z(11);