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

s = (str)(raw_input())
a = []
for i in range(0,len(s)):
    a.append(s[i]);
a.reverse()

for i in a:
    sys.stdout.write(i)
print("")