Hello World

Code：

#code:Pythonprint "Hello World"

Code:

//code:C#include <stdio.h>void main(){    printf("Hello World");}

Code:

<?php    //code:PHP    echo "Hello World";?>

Code:

//Code:JAVApublic class HelloWorld{    public static void main(String args[]){        System.out.print("Hello World\n");    }}

Code:

//code:JavaScriptalert("Hello World")

Code:

<!--code:HTML--><h1>Hello World</h1>

……