30分求调

#include<iostream>
#include<cstdio>
using namespace std;
int main() {
	int a = 0, ta, tb, max = 0;
	for (int i = 1; i < 8; i++) {
		cin >> ta >> tb;
		a = ta + tb;
		if (a > 8 && a > max)
			max = i;
	}
	cout << max;
	return 0;
}