In this task, you are given a date in a particular format and you need to convert to another format. If given format is "dd/mm/yyyy" then convert to "mm/dd/yyyy". If given format is "mm/dd/yyyy" then convert to "dd/mm/yyyy".

Example Input: 12/02/1645, input_format=dd/mm/yyyy
Example Output: 02/12/1645

Example Input: 29/07/1629, input_format=dd/mm/yyyy
Example Output: 07/29/1629

Example Input: 12/04/1790, input_format=mm/dd/yyyy
Example Output:
04/12/1790

