Problem:
Reverse Sequence

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.

Sample Input

w32nimda

Output for the Sample Input

admin23w

Solution in C (judge verdict: Time Limit Exceeded)

p=&p+9;main(){for(;read(0,--p););p=!puts(p+2);}