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

using ll = long long;

// 制約に書かれている定数を宣言
const ll Nmin = 1, Nmax = 50;

int main(){
    registerValidation();
    ll N = inf.readLong(Nmin,Nmax);
    inf.readEoln();
    inf.readEof();
    return 0;
}