15 lines
374 B
Python
15 lines
374 B
Python
# Abgabe - Counting Duplicates Aufgabe von Codewars
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# Link dazu: https://www.codewars.com/kata/54bf1c2cd5b56cc47f0007a1
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# Leart Ramushi
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def duplicate_count(text):
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lower_text = text.lower()
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letter_set = set()
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for i in range(len(lower_text)):
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if lower_text.count(lower_text[i]) > 1:
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letter_set.add(lower_text[i])
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return len(letter_set)
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