Reverse

rfind. Example. print(get_initials("John F. Kennedy")) will print. JFK. Your program should loop repeatedly until the user enters an empty string. format_ssn(ssn) Write a . function. called . format_ssn. that will accept a string that holds a Social Security Number (9 digits) and return the SSN with hyphens between the 3rd and 4th characters ... ................
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