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
# -*- coding: utf-8 -*-

a=input()
b=""

for i in range(len(a)):
    b+=a[len(a)-i-1]

print(b)
