10xii.cpp

C/C++程序设计导论（第二版）》程序源文件

// ReadBigInt()  Read in a Big Integer of NUMDIG digits
// OUT: array b contains the NUMDIG digits
const int NUMDIG = 20, NUMDIG2 = 21;
#include <iostream.h>
void ReadBigInt (int b[ ])
{	int n;
	char c;
	cout << "enter a 20-digit integer: ";
	for (n=0; n<NUMDIG; n++)					// input a large integer one
	{	cin >> c;				// char at a time.
		b[n] = c - '0';				// convert to digit value.
	}	
}