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<string>
#include<iostream>
using namespace std;
int main()
{
string ss;
cin >> ss;
for(int i=ss.length()-1;i>=0;i--){
cout << ss[i];
}
cout << "\n";
return 0;
}