For a given input string str, find how many spaces are there in the string and replace those spaces with *
e.g. str = 'this is demo of replacing spaces with stars';
out = 'this*is*demo*of*replacing*spaces*with*stars'
Make an awesome ramp for a tiny motorcycle stuntman
06 - Matrix Equations 2
Find the index of n in magic(n)
Matlab Basics - Rounding II
Sum of diagonals elements of a matrix
Find supported functions
Back to basics - array operations
Given an input string, generate a variable name out of it
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