"The first and last occurrence: Given a string that may or may not contain a letter of interest. Print the index location of the first and last appearance of f. If the letter f occurs only once, then output its index. If the letter f does not occur, then do not print anything. Don't use loops in this task. " - Snakify python coding question

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CODING QUESTION

Here is question


SOLUTION

s=str(input())
if s.count('f')==0:
    print()
elif s.count('f')==1:
    print(s.find('f'))
else:
    print(s.find('f'),s.rfind('f'))

 

Input : comfort

Output : 3