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# (Mono 4.6.2.0) (judge verdict: Accepted)

using System;
using System.Collections.Generic;
using System.Text;
using System.Linq;

namespace at_coder
{
#if TEST
    [TestClass]
#endif
    public class abc154_b
    {

#if TEST
        public void Test_Main()
#else
        public static void Main()
#endif
        {
            string s = Console.ReadLine();
            int l = s.Length;
            StringBuilder sb = new StringBuilder();
            for(int i=0;i<l;i++)
            {
                sb.Append("x");
            }
            println(sb.ToString());
        }


        private static void println(string s)
        {
            Console.WriteLine(s);
        }
#if TEST
#else
    }
}
#endif