백준 10951

EOF 활용 문제

#include <iostream>
using namespace std;

int main(void)
{
	ios::sync_with_stdio(false);
	cin.tie(NULL);


	int a = 1 , b = 1;
	while(1)
	{
		cin >> a >> b;
		if (cin.eof())
			break;
		cout << a + b << endl;
	}


	return 0;
}