#include<iostream>
using namespace std;
int main() {
	int a = 0, b = 0;
	int arr[7];
	for (int i = 0; i < 7; i++)
	{
		cin >> a >> b;
		arr[i] = a + b;
	}
	int n = 0;
	for (int j = 0; j < 7; j++)
	{
		if (arr[j] > 8)
		{
			cout << j + 1;
			break;
		}
	}
	


}

我已经写完除这个之外的了