instruction:
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".
question:
07/10/1731, input_format=dd/mm/yyyy
answer:
10/07/1731


question:
12/23/1661, input_format=mm/dd/yyyy
answer:
23/12/1661


question:
20/07/1640, input_format=dd/mm/yyyy
answer:

07/20/1640