[0, 0, 9, 0]
[0, 1, 7, 1]
[0, 2, 5, 2]
[0, 3, 3, 3]
[0, 4, 1, 4]
[1, 0, 6, 2]
[1, 1, 4, 3]
[1, 2, 2, 4]
[1, 3, 0, 5]
[2, 0, 3, 4]
[2, 1, 1, 5]
[3, 0, 0, 6]