2 lines
		
	
	
		
			49 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			2 lines
		
	
	
		
			49 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
proc cross_sum {s} {expr [join [split $s ""] +]}
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proc cross_sum {s} {expr [join [split $s ""] +]}
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