#include<iostream>
#include<cstdio>
using namespace std;
int n,carpet[10001][4]={0},i,a,b;
bool belong(int p){
	int x1=carpet[p][0],y1=carpet[p][1],x2=x1+carpet[p][2],y2=y1+carpet[p][3];
	if(x1<=a&&a<=x2&&y1<=b&&b<=y2) return 1;
	return 0;
}
int main(){
	freopen("carpet.in","r",stdin);
	freopen("carpet.out","w",stdout);
	int ans=-1;
	cin>>n;
	for(i=0;i<n;i++) cin>>carpet[i][0]>>carpet[i][1]>>carpet[i][2]>>carpet[i][3];
	cin>>a>>b;
	for(i=0;i<n;i++) if(belong(i)) ans=i;
	if(ans>=0) cout<<ans+1<<endl;
	else cout<<ans<<endl;
	return 0;
}