测试点传送

#include <iostream>
using namespace std;

int main() {
	int ans = 0;
	int tmpa, tmpb = 0;
	int tmp = 0;
	int max = 0;

	for(int i = 1; i <= 7; i++) {
		cin >> tmpa >> tmpb;
		tmp = tmpa + tmpb;
		if (tmp >= 8 && tmp > max) {
			max = tmp;
			ans = i;
		}
	}

	cout << ans << endl;
	
	return 0;
}

输入:
5 3
6 2
7 1
5 3
4 4
0 4
0 6

输出：
0