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<bits/stdc++.h>
using namespace std;
int main(void){
    string str;
    cin>>str;
    reverse(str.begin(),str.end());
    cout<<str<<endl;
    return 0;
}
