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: 07/12/1668, input_format=dd/mm/yyyy
Example Output: 12/07/1668

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

Example Input: 10/10/1889, input_format=mm/dd/yyyy
Example Output:
10/10/1889