A = size 15 by 10 Matrix of double:
[ 0 0 0 0 0 0 0 0 0 0 ]
[ 0 1 1 1 0 1 1 0 1 0 ]
[ 0 1 1 1 0 0 0 0 0 0 ]
[ 0 1 1 1 0 1 1 0 1 0 ]
[ 0 0 0 0 0 1 1 0 1 0 ]
[ 0 0 0 0 0 1 1 0 1 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 0 1 ]
[ 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 1 0 1 1 0 0 0 0 1 ]
[ 0 0 0 0 0 0 0 0 0 1 ]
[ 0 0 0 0 0 0 0 0 0 1 ]

