Covering some basic topics I haven't seen elsewhere on Cody.
Given an input matrix, generate an output matrix that consists of the input matrix replicated in a 2 by 2 pattern Examples:
[1] -> [1 1
1 1]
[1 2 -> [1 2 1 2
3 4] 3 4 3 4
1 2 1 2
3 4 3 4]
Return the largest number that is adjacent to a zero
2936 Solvers
Swap the first and last columns
9142 Solvers
7075 Solvers
Maximum running product for a string of numbers
757 Solvers
216 Solvers