#include<iostream>

using namespace std;

int main(){

    int English,German,Math,History;

    int i,n,sum,rank;

    cin>>n;

    rank=;

    for(i=;i<n;i++){

        cin>>English>>German>>Math>>History;

        if(!i)

            sum = English+German+Math+History;

        else

            if(sum<English+German+Math+History)rank++;

    }

    cout<<rank;

    return ;

}