I did this so far
arr = {
{1, 0, 0, 0, 1, 0, 0, 0, 1},
{0, 1, 0, 0, 1, 0, 0, 1, 0},
{0, 0, 1, 1, 1, 1, 1, 0, 0},
{0, 0, 1, 1, 1, 1, 1, 0, 0},
{1, 1, 1, 1, 3, 1, 1, 1, 1},
{0, 0, 1, 1, 1, 1, 1, 0, 0},
{0, 0, 1, 1, 1, 1, 1, 0, 0},
{0, 1, 0, 0, 1, 0, 0, 1, 0},
{1, 0, 0, 0, 1, 0, 0, 0, 1},
}...