#include<stdio.h>
int main()
{
printf("hello world! ");
return 0;
}

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

#include <iostream>

using namespace std;

int main(){

cout << "Hello World" << endl;
return 0;
}

#include <stdio.h>
int main (void)
{
    printf("hello world\n");
}

void main()
{
    writef("Hello, World!");
}

import std.stdio;

void main()
{
    writef("Hello, World!");
}

	

main = putStrLn "Hello, world!"

main = putStrLn "Hello, world!"

-- program "Hello World"
    print("Hello World")
function fatorial (n)
    if n == 0 then return 1
    else return n * fatorial (n-1)
    end
end

-- program "Hello World"
    print("Hello World")

<?php

echo("Hello World");

?>

<?php

echo "Hello World!";



?>

print "hello world"

  #!/usr/bin/perl
  #
  # The traditional first program.

  # Strict and warnings are recommended.
  use strict;
  use warnings;

  # Print a message.
  print "Hello, World!\n";

print("Hello, World!")

print "Hello, World!"

puts "hello world"

print("Hello World")

(display "hello world")

(display "Hello World")