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>
using namespace std;
int main()
{
    string s;
    cin>>s;
    reverse(s.begin(),s.end());
    cout<<s<<endl;
}
