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 Kotlin (1.0.0) (judge verdict: Runtime Error)

import java.util.*

object Main {
    @JvmStatic
    fun main(args: Array<String>) {
        val sc = Scanner(System.`in`)
        val s = sc.next()
        println("${s.replace(".".toRegex(),"x")}")
    }
}