NOIP2011 铺地毯

#include<iostream>

using namespace std;

int main()

{

int n,x,y,a[10000],b[10000],c[10000],d[10000],sign=0;

cin>>n;

for(int i=1;i<=n;i++)

cin>>a[i]>>b[i]>>c[i]>>d[i];

cin>>x>>y;

for(int i=1;i<=n;i++)

if(x>=a[i]&&x<=a[i]+c[i]&&y>=b[i]&&y<=b[i]+d[i])//判断是否被覆盖

sign=i;

cout<<sign;

}