- f=lambda s:s[:-1]+"\/ /\."[-ord(s[-1])&3::3] 
- cases = [".", " .", "  .", "   .", "/", "/\\", "/\\/", "/\\/\\", "\\", "\\/", 
- 	"\\/\\", "\\/\\/"] 
-   
- for case in cases: 
- 	print(case) 
- 	print(f(case)) 
- 	print() 
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