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>
#include <sysexits.h>
#include<stdlib.h>
#include<math.h>
#include<string.h>

int main(void){
  int N,i;
  long H;
  char S[100];
 
  if(scanf("%s",S)>1){
   exit(0);
  }
  N=strlen(S);
  
  char ans[N+1];
  
  for(i=0;i<N;i++){
    ans[i]='x';
  }
  ans[N]='\0';
  printf("%s",ans);
  return 0;
}