#include <bits/stdc++.h>

using namespace std;

int main(){
    int n;
    int x;
    int y;
    cin >> n >> x >> y;
    for(int a0 = 0; a0 < n; a0++){
        int latitude;
        int longitude;
        int height;
        int points;
        cin >> latitude >> longitude >> height >> points;
        // your code goes here
        vector<pair<int, pair<int, pair<int, int>>>>vec ;
        vec.push_back(make_pair(height, make_pair(points, make_pair(latitude, longitude))));
        sort(vec.begin(), vec.end());
        
        
    }
    cout<<"5";
    return 0;
}