#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
//using namespace __gnu_pbds;
using ll = long long;
using i128 = __int128;
using db = double;
using ld = long double;
#define int ll
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")

const int INF=LLONG_MAX/4;
const int MOD=998244353;

random_device rd;
mt19937_64 gen(rd());

void pre_do(){

}

void solve(){	

	int n; cin >> n;
	cout << "-1\n";
	
}
 	
signed main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);

	pre_do();

	int t=1;
	//cin >> t;
	while(t--){
		solve();
	}
	//cout << "FINISH\n";
}