13 lines
199 B
Python
Executable File
13 lines
199 B
Python
Executable File
string = input()
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count = {}
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result = ""
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for char in string:
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if char not in count:
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count[char] = 0
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else:
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count[char] += 1
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result += f"{char}_{count[char]}"
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print(result)
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