String – Print Twice

The program must accept a string value and print it twice.

Example Input/Output 1:
Input:
Letuscrack

Output:
LetuscrackLetuscrack

Python

string = input()
print(string, string, sep="")

Java

import java.util.*;
public class Hello {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String str = sc.next();
        System.out.print(str + str);
    }
}

C

#include <stdlib.h>
#include  <stdio.h>
int main()
{
    char str[101];
    scanf("%s", &str);
    printf("%s%s", str, str);
}

C++

#include <iostream>
using namespace std;
int main()
{
    string str;
    cin >> str;
    cout << str << "" << str;
    return 0;
}