diff --git a/README.md b/README.md
index cbea495..10577bb 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,20 @@
 MAIN负责整合LL1和NFA
 
 每个模块基于 cmake 实现静态连接,cmakelist已经写好
+
+完全编译
 ```
 mkdir build
 cd build
+cmake ..
+cmake --build .
+```
 
-```
\ No newline at end of file
+模块编译
+```
+cd ll1
+mkdir build
+cd build
+cmake ..
+cmake --build .
+````