diff --git a/README.md b/README.md
index de559bc..71898dc 100644
--- a/README.md
+++ b/README.md
@@ -360,3 +360,9 @@ Step 2: 显示图表
 
 ![](pictures/make_chart.drawio.svg)
 
+#### confirm
+
+Step 1: 输出 确定要退出吗
+Step 2: if 确认 then 退出
+
+![](pictures/confirm.drawio.svg)
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