inputsum.cpp

C++ primer plus第五章编程练习的代码

#include <iostream>

int main()
{
	using namespace std;
	int input;
	int sum=0;
	cout<<"please input num,0 to quite:";
	cin>>input;
	while(0!=input)
	{
		sum=sum+input;
		cout<<"Now,sum is "<<sum<<endl;
		cout<<"go on:";
		cin>>input;
	}
	system("Pause");
	return 0;
}