C++
#include <iostream>
using namespace std;
 
int main()
{
            cout << "Hello World!" << endl;
            return 0;
}





Java
class myfirstjavaprog
{  
        public static void main(String args[])
        {
           System.out.println("Hello World!");
        }
}

VB
Imports System
Public Module modmain
   Sub Main()
     Console.WriteLine ("Hello World!")
   End Sub
End Module

Python
print "Hello World!"