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
lstr = input()
str = [a for a in lstr]
str.reverse()
for num in range(0,len(str)):
    print(str[num],end="")
print()
