#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,i,j,x,y,count=-1;
	cin>>n;
	int** a=NULL;
	a=new int*[n];
	for(i=0;i<n;i++){
		a[i]=new int[4];
	}
	for(i=0;i<n;i++){
		for(j=0;j<4;j++){
			cin>>a[i][j];
		}
	}
	cin>>x>>y;
	for(i=0;i<n;i++){
		for(j=0;j<4;j++){
			if((a[i][0]<=x<=a[i][0]+a[i][2])&&(a[i][1]<=y<=a[i][1]+a[i][3]))
			count=max(i+1,count);
		}
	}
	cout<<count<<endl;
	return 0;
	}