#include <stdio.h>

int main()
{
    printf("Hello, World!\n");

    return 0;
}

#include<stdio.h>

int main()
{
wchar_t w = "Hello World";
printf("%s",w);
return 0;
}

#include <iostream>

using namespace std;

int main()
{
   cout << "Hello World" << endl; 
  int i,a; 
for(i=1;i<=5;i++) 
{ 
for(a=1;a>i+1;a++)
{ 
cout<< a; 
} 
cout<< "\n" ; 
}  
   return 0;
}

#include<iostream>
using namespace std;

int main()
{
 cout<<"Hello world!"<<endl;
 return 0;
}

int main()
{
printf("hello world!");
return 0;
}

int main()
{
printf("hello world!");
return 0;
}

main = putStrLn "hello world"

main = putStrLn "hello world"

print("Hello, world!")

print("Hello World")

print_string "Hello world!\n";;

print_string "hello, world"

<?php

echo "hello world";

?>

<?php
echo "Hello World";
?>

#!/usr/bin/perl 
print "Hello, World!\n"; 

#!/usr/bin/perl 
print "Hello, World!\n"; 

print("hello world")

print("hello world")

puts "hello world"

puts "hello world"

(display "Hello world!")

(display "Hello, World!")