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- def find_duplicate(string):
- values = list(string)
- for i, value in enumerate(values):
- values[i] = values[i].lower()
- duplicates = []
- for i, letter in enumerate(values):
- if letter == " ":
- pass
- elif i == len(values)-1:
- pass
- elif values[i] == values[i+1]:
- duplicates.append(letter)
- if len(duplicates) == 0:
- return "No duplicates found."
- elif len(duplicates) == 1:
- return f"{duplicates[0]} is the duplicate character."
- else:
- return f"{', '.join(duplicates)[:-1]} and {duplicates[-1]} are duplicate characters.".replace(" ", " ")
- input_string = input("Which string do you want to find duplicates of? ")
- print(find_duplicate(input_string))
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