Write a program which reverses a given string str.



Input

str (the size of str ≤ 20) is given in a line.

Output

Print the reversed str in a line.

Example

Input

w32nimda


Output

admin23w
#include<iostream>
using namespace std;
int main() {
  string s;
  cin>>s;
  for(int i=(int)s.size()-1;i>=0;i--) 
    cout<<s[i];
  cout<<endl;
  return 0;
}

