C++ Template for Programming Challenges

challenge_template.cc

#include <bits/stdc++.h>

#define all(x) begin(x), end(x)
#define sz(x) ((int)(x).size())
using ll = long long;
using namespace std;

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);

	return 0;
}