#include<bits/stdc++.h>
#include"testlib.h"
using ll = long long;
using namespace std;

int main(int argc, char* argv[]){
    const int MIN_H = 1;
    const int MAX_H = 500;
    const int MIN_W = 1;
    const int MAX_W = 500;
    const int MIN_A = 0;
    const int MAX_A = 500000;

    registerValidation(argc, argv);
    int h = inf.readInt(MIN_H, MAX_H);
    inf.readSpace();
    int w = inf.readInt(MIN_W, MAX_W);
    inf.readEoln();
    for (int i = 0; i < h; i++)
    {
        inf.readInts(w, MIN_A, MAX_A);
        inf.readEoln();
    }
    
    inf.readEof();
    return 0;
}