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<string>
using namespace std;
int main(){
	string n;
	cin>>n;
	for(int i=0;i<n.size();i++){
		cout<<n[n.size()-i-1];
	}
	cout<<endl;
    return 0;
}