官方题解（易懂）

正规官方题解

#include <bits/stdc++.h>
using namespace std;
struct k{
    int sum, w;
};

int main()
{
    k a[105][105] = {};
    int n, m, x, y;
    cin >> n >> m >> x >> y;
    for (int i = 1; i <= n; i++){
        for (int j = 1; j <= m; j++){
            a[i][j].sum = 0, a[i][j].w = 0; //城市初始化
        }
    }
    int x1,x2,y1,y2;
    for (int i = 1; i <= x; i++){
        cin >> x1 >> y1 >> x2 >> y2;
        for (int j = x1; j <= x2; j++){
            for (int k = y1; k <= y2; k++){
                a[j][k].sum++;
                a[j][k].w = i; //标记轰炸地点
            }
        }
    }
    int x3, y3;
    for (int j = 1; j <= y; j++){
        cin >> x3 >> y3;
        if (a[x3][y3].sum > 0)
        {
            cout << "Y" << " " << a[x3][y3].sum << " " << a[x3][y3].w <<endl;
        }else{
            cout << "N" << endl;
        }
    }
    return 0;
}

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