不要用模拟，会炸

#include <bits/stdc++.h>
using namespace std;

struct Carpet {
    int a, b, g, k;
} c[10005];

int main() {
    int n;
    cin >> n;
    for(int i = 1; i <= n; ++i) {
        cin >> c[i].a >> c[i].b >> c[i].g >> c[i].k;
    }
    int x, y;
    cin >> x >> y;

    int ans = -1;
    for(int i = n; i >= 1; --i) {
        int ax = c[i].a;
        int ay = c[i].b;
        int g = c[i].g;
        int k = c[i].k;
        
        if(x >= ax && x <= ax + g -1 && y >= ay && y <= ay + k -1) {
            ans = i;
            break;
        }
    }
    cout << ans << endl;
    return 0;
}