Update README

README.md

@@ -1,25 +1,85 @@
-# online-judge
-### 1. Activate virtualenv:
+LQDOJ: Le Quy Don Online Judge
+===
+
+[![](https://github.com/DMOJ/online-judge/workflows/build/badge.svg)](https://lqdoj.edu.vn/)
+[![Python](https://img.shields.io/pypi/pyversions/tensorflow.svg?style=plastic)](https://python.org)
+[![OS](https://img.shields.io/badge/Ubuntu-16.04%20%7C%2018.04%20%7C%2020.04-brightgreen)](https://ubuntu.com/download)
+
+## Overview
+
+Homepage: [https://lqdoj.edu.vn](https://lqdoj.edu.vn)
+
+Supported languages: 
+
+- Assembly (x64)
+- AWK
+- C
+- C++03 / C++11 / C++14 / C++17
+- Java 11
+- Pascal
+- Perl
+- Python 2 / Python 3
+
+## Installation
+
+Activate virtualenv:
+```bash
 source dmojsite/bin/activate
-### 2. Remember to change the local_settings
+```
 
-### 3. Run server:
+Remember to update the `local_settings.py`.
+
+Run server:
+```bash
 python manage.py runserver 0.0.0.0:8000
+```
 
-### 4. Create configure file for judge:
+Create configure file for judge:
+```bash
 python dmojauto-conf
+```
 
-### 5. Create folder for problems, change the dir in judge conf file and local_settings.py
+Create folder for problems, change the dir in judge conf file and `local_settings.py`.
 
-### 6. Connect judge:
-+ python manage.py runbridged
-+ dmoj 0.0.0.0 -p 9999 -c judge/conf1.yml (depend on port in the local_settings.py and directory of conf file)
+Connect judge:
+```bash
+python manage.py runbridged
+dmoj 0.0.0.0 -p 9999 -c judge/conf1.yml (depend on port in the local_settings.py and directory of conf file)
+```
 
-### 7. Update vietnamese translation:
- - go to locale/vi
- - modify .po file
- - python manage.py compilemessages
- - python manage.py compilejsi18n
+Update vietnamese translation:
+ - go to `locale/vi`
+ - modify `.po` file
+ - ```bash python manage.py compilemessages```
+ - ```bash python manage.py compilejsi18n```
 
-###8. Run chat server:
+Run chat server:
+```bash
 docker run -p 6379:6379 -d redis:2.8
+```
+
+## Screenshots
+
+### Leaderboard
+
+Leaderboard with information about contest rating, performance points and real name of all users.
+
+![](https://i.imgur.com/ampxHXM.png)
+
+### Admin dashboard
+
+Admin dashboard helps you easily managing problems, users, contests and blog posts.
+
+![](https://i.imgur.com/iccr3mh.png)
+
+### Statement editor
+
+You can write the problems' statement in Markdown with LaTeX figures and formulas supported.
+
+![](https://i.imgur.com/CQVC754.png)
+
+### Chat
+
+Users can communicate with each other and can see who's online.
+
+![](https://i.imgur.com/y9SGCgl.png)