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 ];
Return a list sorted by number of occurrences
Determine if a Given Number is a Triangle Number
Rotate input square matrix 90 degrees CCW without rot90
Set the array elements whose value is 13 to 0
Unique values without using UNIQUE function
Cody Computer Part 4 : Are you a morning Cody player Addicted ?
Remove the two elements next to NaN value
Set some matrix elements to zero
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