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)

#include <stdio.h>
//#include <string.h>

int main(){
	int i;
	char in[20];
	
//	memset(in, '\0', 20);
	
	scanf("%s", in);
	
	for(i = 19; i > -1; i--){
		if(in[i] != '\0'){
			printf("%c", in[i]);
		}
	}
	
	printf("\n");
	
	return 0;
}