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>
#include<algorithm>
using namespace std;
int main()
{
string s1;
while(cin>>s1)
{
reverse(s1.begin(),s1.end());
cout<<s1<<endl;

}
}