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
import sys

rawinput = raw_input();

strlist = []

for temp in rawinput:
    strlist.append(temp)

strlist.reverse()

for temp in strlist:
    sys.stdout.write(temp)

print