diff --git a/README.md b/README.md
index c93772a..b7ca181 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,14 @@
 
 災厄之悲歌(Kotlin)
 
-建議下載後直接在可執行Kotlin的IDE跑，比較方便(其實就是我不會從cmd弄)
+開始的main()在start.kt裡
 
-開始的main()在start.kt裡
\ No newline at end of file
+## 編譯
+下載完[編譯器](https://kotlinlang.org/docs/tutorials/command-line.html)後
+```
+kotlinc -include-runtime -d start.jar start.kt Character.kt GameLoop.kt Interfaces.kt Cards.kt Effect.kt
+```
+再
+```
+java -jar start.jar
+```