From 66bab0b215b10eb42a34627749211ab2582b34e3 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Mon, 14 Sep 2026 15:17:03 +0800
Subject: [PATCH] =?UTF-8?q?day01--java=E4=B8=AD=E7=9A=84=E5=B8=B8=E9=87=8F?=
 =?UTF-8?q?=E8=AF=B4=E6=98=8E=E4=B8=8E=E6=89=93=E5=8D=B0?=
MIME-Version: 1.0
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---
 day01/src/com/inmind/Demo01.java | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 day01/src/com/inmind/Demo01.java

diff --git a/day01/src/com/inmind/Demo01.java b/day01/src/com/inmind/Demo01.java
new file mode 100644
index 0000000..9e15e5c
--- /dev/null
+++ b/day01/src/com/inmind/Demo01.java
@@ -0,0 +1,18 @@
+package com.inmind;
+
+public class Demo01 {
+    //主入口：main方法
+    public static void main(String[] args){
+        //输出java中的常量
+        System.out.println(1);//整数常量
+        System.out.println(0.1);//小数常量
+        System.out.println('1');//字符常量
+        System.out.println('中');
+        System.out.println('&');
+        System.out.println(' ');
+        System.out.println("这是字符串");//字符串常量
+        System.out.println(true);//布尔常量
+        System.out.println(false);
+        //System.out.println(null);//null空常量无法直接打印
+    }
+}