diff --git a/3.png b/3.png
new file mode 100644
index 0000000..cf9f42f
Binary files /dev/null and b/3.png differ
diff --git a/README.md b/README.md
index f115774..a4012f0 100644
--- a/README.md
+++ b/README.md
@@ -401,7 +401,7 @@ Step 3: 提示排序已完成
 
 Step 1: 读取文件
 Step 2: 显示图表
-
+![3](./3.png)
 #### confirm
 
 Step 1: 输出 确定要退出吗