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]
10117 Solvers
Return the 3n+1 sequence for n
4947 Solvers
1702 Solvers
229 Solvers
Generate a random matrix A of (1,-1)
150 Solvers