7 lines
		
	
	
	
		
			78 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			7 lines
		
	
	
	
		
			78 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
| let {
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| 
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|   f = {x ? y, y ? x}: x + y;
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|   body = f {x = "c";} + f {y = "d";};
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| 
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| }
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