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Print an NxM matrix diagonaly starting at bottom left corner?

+1 vote
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Print an NxM matrix with nw-se diagonals starting at bottom left corner.

Input

1  2  3  4
5  6  7  8
9 10 11 12

Output

9
5 10
1 6 11
2 7 12
3 8
4
posted Jan 7, 2017 by anonymous

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