#include <cstdio>  
using namespace std;  
   
int main(void)  
{  
	freopen("carpet.in","r",stdin);
	freopen("carpet.out","w",stdout);
    int i,n,ax,ay,x[10000],y[10000],xx[10000],yy[10000];  
    scanf("%d",&n);  
    for (i=0;i<n;i++)  
    {  
        scanf("%d%d%d%d",&x[i],&y[i],&xx[i],&yy[i]);  
        xx[i]=xx[i]+x[i];  
        yy[i]=yy[i]+y[i];  
    }  
    scanf("%d%d",&ax,&ay);  
    for (i=n-1;i>=0;i--)  
    {  
        if (ax>=x[i]&&ax<=xx[i]&&ay>=y[i]&&ay<=yy[i])  
        {  
            printf("%d\n",i+1);  
            return(0);  
        }  
    }  
    printf("-1\n");  
    return(0);  
}