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[[3, 3], [8, 4]]
[[3, 3], [8, 2]]
[[3, 3], [8, 3]]
[[1, 9], [6, -3]]
[[1, 9], [6, -2]]
[[1, 9], [6, -1]]
[[4, 9], [2, -5]]
[[4, 9], [2, -2]]
[[4, 9], [2, -3]]
[[4, -4], [-1, 9]]
[[4, -4], [-1, 2]]
[[4, -4], [-1, 3]]
[[3, 12], [9, 1]]
[[3, 12], [9, 2]]
[[3, 12], [9, 3]]
The sum I + J is [[-1, -3], [5, 1]]
The sum I + J is [[-1, -3], [5, 5]]
The sum I + J is [[-1, -3], [5, 3]]
[[4, -1], [6, 6]]
[[4, -1], [6, 2]]
[[4, -1], [6, 3]]
[[1, 9], [5, -5]]
[[1, 9], [5, -2]]
[[1, 9], [5, -3]]
[[1, -2], [3, 1]]
[[1, -2], [3, 3]]
[[1, -2], [3, 4]]
[[-2, -1], [3, 1]]
[[-2, -1], [3, 4]]
[[-2, -1], [3, 3]]
It is done.