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: 12/04/1616, input_format=dd/mm/yyyy
Example Output: 04/12/1616

Example Input: 23/10/1822, input_format=dd/mm/yyyy
Example Output: 10/23/1822

Example Input: 27/02/1884, input_format=dd/mm/yyyy
Example Output:
02/27/1884