18 lines
346 B
Python
18 lines
346 B
Python
S = input()
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if 'A' in S :
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S = S.replace('B', 'A')
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S = S.replace('C', 'A')
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S = S.replace('D', 'A')
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S = S.replace('F', 'A')
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elif 'B' in S :
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S = S.replace('C', 'B')
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S = S.replace('D', 'B')
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S = S.replace('F', 'B')
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elif 'C' in S :
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S = S.replace('D', 'C')
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S = S.replace('F', 'C')
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else :
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S = 'A'*len(S)
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print(S) |