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>
#include <algorithm>
#include <string>
using namespace std;
 
int main(){
string str;
cin>>str;
reverse(str.begin(),str.end());
cout<<str<<endl;
   return 0;
}