poj2656 水题

 /*
Time:2019.11.15 
Author: Goven
type：水题 
err:
ref:
*/
#include<iostream>

using namespace std;

int main()
{
    int n, k, a, b, t, max;
    while (cin >> n && n) {
        k = max = 0;
        for (int i = 1; i <= n; i++) {
            cin >> a >> b;
            t = a + b - 8;
            if (t > 0 && t > max) {
                max = t;
                k = i;
            }  
        }
        cout << k << endl;
    } 
    return 0;
}