Factorial function not implemented in algorithm/math directory

[Hrithik Barua]

Add two files with functions that get factorial of a given number.
One with an iterative method and other with a recursive method.

[Sugato Mukhopadhyay]

hi, I am new to contributing to open source , I would like to take this issue if its open

[Hrithik Barua]

hi, I am new to contributing to open source , I would like to take this issue if its open

Sure, that would be great! But I would like to point out tho that somebody has already made a pull request regarding this issue.

[Sugato Mukhopadhyay]

yeah, i saw that later, ill look up for other issues, thanks