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++14 (GCC 5.4.1) (judge verdict: Accepted)

#include <iostream>
#include <fstream>
#include <vector>
#include <cstring>
#include <algorithm> // sort
#include <unistd.h>
#include <bits/stdc++.h>

#define pii pair<int,int>
#define REP(i, n) for (long long i = 0; i < (n); i++) 
using namespace std;

using Graph = vector<vector<int>>;

typedef long long ll;
static const ll INF = 1000000000000000000LL;
static const ll MOD = 1000000007;


int main()
{
    string s;
    cin >> s;

    for(int i =0; i < s.size(); ++i)
    {
        cout << 'x';
    }
    cout << endl;

    return 0;
}