#include <bits/stdc++.h>
using namespace std;
int main(){
int a;
cin>>a;
if (a%2==0) cout<<"0";
else cout<<"1";
return 0;
}
#include <bits/stdc++.h>
using namespace std;
int main(){
int a;
cin>>a;
if (a%2==0) cout<<"0";
else cout<<"1";
return 0;
}
#include<>
int main(){
std::cout<<"";
}