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 JavaScript (Node.js 12.16.1) (judge verdict: Accepted)

function main(arg){
    lines = arg.trim("");
    let len = lines.length;
    
    let s = "";
    for(let i=0;i<len;i++){
        s += "x";
    }
    console.log(s);
    
}
main(require('fs').readFileSync('/dev/stdin','utf-8'));