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".

Q: 12/08/1857, input_format=mm/dd/yyyy

A: 08/12/1857
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Q: 16/08/1931, input_format=dd/mm/yyyy

A: 08/16/1931
****
Q: 07/12/1668, input_format=dd/mm/yyyy

A:
12/07/1668
****