10 lines
		
	
	
		
			248 B
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			10 lines
		
	
	
		
			248 B
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/python
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| from sys import stdin, stdout
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| while True:
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| 	c = stdin.read(2)
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| 	if len(c) < 2:
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| 		break
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| 	n1, n2 = ord(c[0]), ord(c[1])
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| 	stdout.write(chr(((n2 & 15) << 4) + ((n2 & 240) >> 4)))
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| 	stdout.write(chr(((n1 & 15) << 4) + ((n1 & 240) >> 4)))
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