文件目录

#include <iostream>
using namespace std;
int main()
{
    int ans = 0;
    int a, b;
    int maxans = 0;
    for (int i = 1; i <= 7; i++)
    {
        cin >> a >> b;
        if (a + b >= 8 && a + b > maxans)
        {
            ans = i;
            maxans = a + b;
        }
    }
    cout << ans;
    return 0;
}