#include <bits/stdc++.h>
using namespace std;

class Solution {
public:
    // Function to print "Hello world" string
    void func() {
        cout << "Hello World" << endl;
        return;
    }
};

int main() { 
    // Create an instance of the Solution class 
    Solution sol; 
    // Function call to print "Hello World" 
    sol.func(); 
    return 0; 
}
import java.util.*;

class Solution {
    // Function to print "Hello world" string
    public void func() {
        System.out.println("Hello World");
        return;
    }
}

class Main {
    public static void main(String[] args) {
        // Create an instance of the Solution class
        Solution sol = new Solution();

        // Function call to print "Hello World"
        sol.func();
    }
}
class Solution:
    # Function to print "Hello world" string
    def func(self):
        print("Hello World")
        return


if __name__ == "__main__":
    # Create an instance of the Solution class
    sol = Solution()

    # Function call to print "Hello World"
    sol.func()
class Solution {
    // Function to print "Hello world" string
    func() {
        console.log("Hello World");
        return;
    }
}

// Create an instance of the Solution class
const sol = new Solution();

// Function call to print "Hello World"
sol.func();
using System;

class Solution
{
    // Function to print "Hello world" string
    public void func()
    {
        Console.WriteLine("Hello World");