CP-TEMPLATE

#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 oset = tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update>;
using int64 = long long;

void fastIO() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
}

void test_case() {

}

void solve() {
  int T;
  cin >> T;
    for (int tc = 0; tc < T; ++tc)
    test_case();
}

int main() {
    fastIO();
    solve();
    return 0;
}