#include "testlib.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pll = pair<ll, ll>;
#define all(a) begin(a), end(a)

const int min_N = 1;
const int max_N = 1000;

int main() {
    registerValidation();
    int N = inf.readInt(min_N, max_N);
    inf.readSpace();
    int H = inf.readInt(min_N, max_N);
    inf.readSpace();
    int W = inf.readInt(min_N, max_N);
    inf.readEoln();
    for(int i = 0; i < N; i++){
        inf.readInt(1, H);
        inf.readSpace();
        inf.readInt(1, H);
        inf.readSpace();
        inf.readInt(1, W);
        inf.readSpace();
        inf.readInt(1, W);
        inf.readEoln();
    }
    inf.readEof();
}