#include <bits/stdc++.h>
#define ll long long
#define Time cerr << "Time Taken: " << (float)clock() / CLOCKS_PER_SEC << " Secs" \<< "\n";
#define ln cout << endl;
#define c(n) cout << n;
#define fix cout << fixed << setprecision(6);
#define sz(x) int(x.size())
#define loop(n) for (int i = 0; i < n; i++)
#define loop1(n) for (int i = 1; i <= n; i++)
#define cn(arr, n)              \
    for (int i = 0; i < n; i++) \
    {                           \
        cin >> arr[i];          \
    }
#define vi vector<int>
#define vll vector<long long>
#define all(s) s.begin(), s.end()
#define srt(arr, n) sort(arr, arr + n);
#define prefixsum(arr, n)        \
    for (int i = 1; i <= n; i++) \
    {                            \
        arr[i] += arr[i - 1];    \
    }
#define upper(s) transform(all(s), s.begin(), ::toupper);
#define lower(s) transform(all(s), s.begin(), ::tolower);
#define pi 3.141592653
#define pb push_back
#define vc vector<char>

using namespace std;

void Bassel()
{
    ios_base::sync_with_stdio(false), cin.tie(0), cout.tie(0);
#ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
#endif
}

int main()
{
    Bassel();
    cout << "test";

    return 0;
}