15 lines
221 B
Python
15 lines
221 B
Python
#!/usr/bin/env python3
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# @author 轩辕龙儿
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# @date 2022/10/25
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# @file NP12.py
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def solution():
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s = input()
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print(s.lower())
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print(s.upper())
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print(s.title())
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if __name__ == "__main__":
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solution()
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