Given a vector of positive integers
a = [ 3 2 4 ];
create the matrix where the i th column contains the vector 1:a(i) possibly padded
b = [ 1 1 1
2 2 2
3 0 3
0 0 4 ];
It dseon't mettar waht oedrr the lrettes in a wrod are.
Factorize THIS, buddy
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