Competitive programming template

template.cpp

#include <bits/stdc++.h>
using namespace std;
#define rep(name,start,end) for (int name = start; name < (end); name++)
#define IN(type, name) type name; cin >> name
#define LOG(v) cerr << "[line " << __LINE__ << "] " << #v << "=" << (v) << "\n"
#define YN(v) ((v) ? "YES" : "NO")
#define PYN(v) cout << YN(v) << "\n"

void solve();

// ----- //
#define MULTITEST
//#define INTERACTIVE
// ----- //

int main() {
#ifndef INTERACTIVE
    ios_base::sync_with_stdio(0);
    cin.tie(0);
#endif
#ifdef MULTITEST
    IN(int, TT);
    while(TT--) {
#endif
        solve();
#ifdef MULTITEST
    }
#endif
}

void solve() {

}