Iterative merge sort implementation (#1972)

* Added Iterative merge sort

* Added iterative merge sorts

* Update changes

* Add the ability to sort strings

Co-authored-by: Christian Clauss <cclauss@me.com>

Aman Gupta committed 6y ago

ba8b156fdc1eb2c3d6c6bfc684c0d66563aa5932

Parent: 1151d8b

Committed by GitHub <noreply@github.com> on 5/11/2020, 2:40:02 PM