diff --git a/README.md b/README.md
index 7ae737e..27c102c 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # Random-Bessel-Closed-Graph
 随机生成任意的封闭图形 | Randomly generate arbitrary closed graphs
+![image](https://github.com/user-attachments/assets/28617022-840a-4eef-9b2a-9035f1515244)