Problem:
Score : 200 points

Problem Statement

Given is a string S. Replace every character in S with x and print the result.

Constraints

S is a string consisting of lowercase English letters.

The length of S is between 1 and 100 (inclusive).

Input

Input is given from Standard Input in the following format:

S

Output

Replace every character in S with x and print the result.

Sample Input 1

sardine

Sample Output 1

xxxxxxx

Replacing every character in S with x results in xxxxxxx.

Sample Input 2

xxxx

Sample Output 2

xxxx

Sample Input 3

gone

Sample Output 3

xxxx

Solution in C (GCC 5.4.1) (judge verdict: Accepted)

#include <stdio.h>

int		main(void)
{
	char	S[101];
	int		i;

	scanf("%s", S);
	i = -1;
	while (S[++i] != '\0')
		S[i] = 'x';
	printf("%s\n", S);
	return (0);
}