first title

second title

third title

1. block one first line
2. block one second line

block two first line

block two second line

• list
• list
• list

This is an example

This is an example reference-style link

this is strong

this is very strong

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package main

public class Main {

    public static void main(int argc, String[] args) {
        System.out.println("hello world");
    }

}