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code-golf
You heavy? Drop down now!
Your challenge is to input a matrix and drop down the 1's down 1 column, the 2's down 2 columns, the 3's down 3 columns, and so on.
Test cases:
0,1,2,1,0 0,0,0,0,0
0,0,2,0,1 0,1,0,1,0
1,0,2,1,0 => 0,0,2,0,1
0,0,0,1,0 1,0,2,1,0
0,0,0,0,0 0,0,2,1,0
S...