cp template

template.cpp

#include <bits/stdc++.h>
#define fast ios_base::sync_with_stdio(0);
#define io                                                                     \
  cin.tie(0);                                                                  \
  cout.tie(0)
#define endl '\n'
#define pb push_back

using namespace std;

typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vll;
typedef vector<vll> vvll;
typedef vector<string> vs;
typedef vector<bool> vb;
typedef set<int> si;
typedef pair<int, int> pii;
typedef pair<ll, int> pli;
typedef pair<int, ll> pil;
typedef pair<ll, ll> pll;
typedef vector<pii> vpii;
typedef vector<pil> vpil;
typedef vector<pli> vpli;
typedef vector<pll> vpll;

template <typename T> void print(const T &t) { cout << t << endl; }
template <typename T, typename... F> void print(const T &t, const F &...f) {
  cout << t << " ";
  print(f...);
}

template <typename T> void input_array(vector<T> &arr) {
  for (int i = 0; i < arr.size(); i++) {
    cin >> arr[i];
  }
}

template <typename T> void print_array(const T &arr, char c = ' ') {
  for (auto x : arr) {
    cout << x << c;
  }
  cout << endl;
}

int main() {
  fast io;
  int t;
  cin >> t;
  while (t--) {}
  return 0;
}