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

int main(int argc,char* argv[]) {
    registerValidation(argc,argv);
    int N = inf.readInt(1,1000000000);
	inf.readSpace();
	int M = inf.readInt(1,1000000000);
	inf.readEoln();
	inf.readEof();
}