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'
Find relatively common elements in matrix rows
Count from 0 to N^M in base N.
Solve the Sudoku Row
2 b | ~ 2 b
Create an index-powered vector
Create a v-notch vector without "sort" function
Broken numlock key, oppps !
Matrix to column conversion
Sum of diagonals elements of a matrix
Return the names and values of the input arguments of a function
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