#include "testlib.h"

int main(int argc, char* argv[]){
    registerValidation(argc, argv);

    int H = inf.readInt(1,1'000'000);
    inf.readSpace();
    int W = inf.readInt(1, 4'000'000);
    ensuref((long long)H * (long long)W <= 4'000'000, "HxW violation");
    inf.readEoln();
    for(int i = 0; i < H; i++){
        for(int j = 0; j < W; j++){
            if(j > 0){
                inf.readSpace();
            }
            int A = inf.readInt(0, 1'000'000'000);
        }
        inf.readEoln();
    }
    inf.readEof();
}