Dec 22 2012 Hello, World! A standard “Hello World!” page你好世界。hello_world.pas1234program Hello_World;begin writeln('Hello World!');end. hello_world.c123456#include <stdio.h>int main(){ printf("Hello World!\n"); return 0;} hello_world.cpp12345#include <iostream>int main(){ std::cout<<"Hello World!"<<std::endl;} hello_world.py1print("Hello World!") hello_world.java12345public class hello_world{ public static void main(String[] args){ System.out.println("Hello World!"); }}