#include<bits/stdc++.h>
#include "testlib.h"
using namespace std;
using ll = long long;
const int Nmin = 1, Nmax = 200'000;
const int Amin = 1, Amax = 1'000'000'000;

int main(){
    registerValidation();
    ll N = inf.readInt(Nmin,Nmax);
    inf.readEoln();
	for (int i=0; i<N; i++){
		inf.readInt(Amin,Amax);
		if (i == N-1) inf.readEoln();
		else inf.readSpace();
	}
    inf.readEof();
    return 0;
}