From d58ecfb8536f515412632b57f3d675b709d99846 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Fri, 16 Jan 2026 13:57:31 +0800
Subject: [PATCH] =?UTF-8?q?day03-=E5=BE=AA=E7=8E=AF=E6=8E=A7=E5=88=B6?=
 =?UTF-8?q?=E8=AF=AD=E5=8F=A5--=E5=BE=AA=E7=8E=AF=E7=9A=84=E5=B5=8C?=
 =?UTF-8?q?=E5=A5=97?=
MIME-Version: 1.0
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---
 .../com/inmind/circle_control07/Demo15.java   | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 day03/src/com/inmind/circle_control07/Demo15.java

diff --git a/day03/src/com/inmind/circle_control07/Demo15.java b/day03/src/com/inmind/circle_control07/Demo15.java
new file mode 100644
index 0000000..92e3d92
--- /dev/null
+++ b/day03/src/com/inmind/circle_control07/Demo15.java
@@ -0,0 +1,24 @@
+package com.inmind.circle_control07;
+/*
+循环的嵌套:循环里面还有循环
+
+外层循环执行一次，内层循环执行一轮
+*/
+public class Demo15 {
+    public static void main(String[] args) {
+        //for循环的嵌套（实现时钟的效果） 00点01分~00点59分-1点01分~23点59分
+        //一天0~23个小时 每小时有0~59分
+    }
+
+
+    //循环嵌套的入门
+    public static void method1() {
+        //打印一个5行的每行5个*的矩形
+        for (int i = 0; i < 5; i++) {
+            for (int j = 0; j < 5; j++) {
+                System.out.print("*");
+            }
+            System.out.println();
+        }
+    }
+}