(512<=N<=1024)
#include <string>
#include <iostream>
using namespace std;
string NPowerOf2(int n){
string res("1");
for( int i =0;i < n; ++i){
int carry = 0, multi= 0;
for(int j = res.size( )-1; j >= 0; --j){
int tmpNum = res[j] - '0';
multi= (tmpNum<<1) + carry;
carry = multi/10;
res[j] = (multi%10) + '0';
}
if( carry> 0)
res.insert(res.begin( ), carry+'0');
}
return res;
}
int main( )
{
int n;
while( cin>>n)
cout<<NPowerOf2(n)<<endl;
return 0;
}