command_test

command test and markdown test

一级标题

good study

二级标题

三级

this is a test
let's see
what?!

this is an H2

no order list

• 1
• 2
• 3

order list

1. this ia a list item
   hahaha

   hhh

2. 1

3. 1

look at me

hello world

1. This is a list item with two paragraphs. Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aliquam hendrerit mi posuere lectus.

   Vestibulum enim wisi, viverra nec, fringilla in, laoreet vitae, risus. Donec sit amet nisl. Aliquam semper ipsum sit amet velit.

2. Suspendisse id sem consectetuer libero luctus adipiscing.

• Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aliquam hendrerit mi posuere lectus. Vestibulum enim wisi, viverra nec, fringilla in, laoreet vitae, risus.
• Donec sit amet nisl. Aliquam semper ipsum sit amet velit. Suspendisse id sem consectetuer libero luctus adipiscing.

This is a simple para

---

this is code
haha  

finish code
begin code

#include<iostream>
using namespace std;
int main()
{
    cout<<"hello"<<endl;
    return 0;
}

use the printf() and cout functin.

insert links

Baidu

this is auto link

http://baidu.com

insert pic

Tables	Are	Cool
col 3 is	right-aligned	$1600
col 2 is	centered	$12
zebra stripes	are neat	$1