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: 10/01/1676, input_format=mm/dd/yyyy
Example Output: 01/10/1676

Example Input: 06/19/1888, input_format=mm/dd/yyyy
Example Output: 19/06/1888

Example Input: 02/03/1869, input_format=dd/mm/yyyy
Example Output:
03/02/1869

