10iv.cpp

《C/C＋＋程序设计导论（第二版）》一书的程序源文件

// InputAnswerKey()  Reads a disk file for a quiz answer key and
//  sets the correct answers in the array `answers'.
//  ASSUMPTION; input file exists and contains 5 answers
//  IN:		keyfile is a string for the input file name
//			size is the array size
//  	OUT:		answers is an array for the correct quiz answers
#include <fstream.h>
#include "Cstring.h"
void InputAnswerKey (String keyfile, char ans[ ], int size)
{	ifstream infile (keyfile, ios::in);
	for (int n=0; n<size; n++)			
		infile >> ans[n];
}