template.cpp

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>

#define long long long
#define iii tuple<int, int, int>
#define pii pair<int, int>
#define x first
#define y second

const int INF = 1e9 + 1;
const int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};
const long LINF = 1e18 + 1e10;
const double EPS = 1e-10;

using namespace std;
using namespace __gnu_pbds;

template <typename T>
using ordered_set =
    tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

//-----------------------------------------------------TEMPLATE END
//HERE----------------------------------------------------------

int main() { return 0; }