백준 24623 c++

#include <iostream>
#include <cmath>

using namespace std;

int main(void)
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);

	int N, result;

	cin >> N;
	cout << pow(2, N) << "\n";

	return 0;
}