#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("unroll-loops,no-stack-protector")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
int main(){
	int n;
	cin>>n;
	for(int i=1;i<(1<<n);i++){
		assert(__lg(i)<n);
	}
}