10 lines
		
	
	
		
			206 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			10 lines
		
	
	
		
			206 B
		
	
	
	
		
			C
		
	
	
	
	
	
// hexutil.h
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#ifndef HEXUTIL_H
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#define HEXUTIL_H
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// Prompts the user for a hexadecimal number and prints its decimal value.
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// Returns 0 upon successful execution.
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int hex_scan(void);
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#endif // HEXUTIL_H
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