Untitled

#include <iostream>
using namespace std;


//ostream &operator<< (ostream& out,const aboba &a) {
//   out << a.name << " " << a.surname;
//   return out;
//}
int dis(int n,int rem,int rev) {
    
    while (n > 0) {
        rem = n % 10;
        rev = rev * 10 + rem;
        n /= 10;
    }
    return rev;
}



int main()
{
    
    int n,rem=0,rev=0 ;
    
    //int temp, f =0;
    cin >> n;
    cout << dis(n, rem, rev);
    
    
   
    
  

}