From 8111f027129bb46934716b8d6a3837a6da82c5de Mon Sep 17 00:00:00 2001
From: Valk Richard Li <48872266+ValKmjolnir@users.noreply.github.com>
Date: Tue, 24 Dec 2019 16:52:11 +0800
Subject: [PATCH] Update README.md

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index 47b5b48..702d098 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,10 @@ What do it's outputs look like?
 
 This is what it outputs.
 
+And the flow chart of lexer is here:
+
+![nasal_lexer.png](https://github.com/ValKmjolnir/Nasal-Interpreter/tree/master/pic/nasal_lexer.png)
+
 # Push down automata
 
 After many times of failure,i finally try to use PDA to do the parse work.