啊这就很迷（提交记录）

#include<iostream>
using namespace std;
struct matrix {
	int x1,y1,x2,y2;
};
struct keypoint {
	int x,y;
};
int main() {
	int n,m,x,y;
	cin>>n>>m>>x>>y;
	int bomb[n][m]={0};
	int final[n][m]={0};
	matrix s;
	keypoint t;
	for(int i=0;i<x;i++) {
		cin>>s.x1>>s.x2>>s.y1>>s.y2;
		for(int j=s.x1;j<=s.x2;j++) {
			for(int k=s.y1;k<=s.y2;k++) {
				bomb[j][k]++;
				final[j][k]=i;
			}
		}
	}
	for(int i=0;i<y;i++) {
		cin>>t.x>>t.y;
		if(bomb[t.x][t.y]) cout<<"Y "<<bomb[t.x][t.y]<<final[t.x][t.y]<<endl;
		else cout<<"N"<<endl;
	}
	return 0;
}