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>
using namespace std;

char str[20];

int main()
{
	cin>>str;
	for(int i=19;i>=0;i--)
	{
		if(str[i] != NULL)
		cout<<str[i];
	}
	cout<<endl;

	return 0;
}