From b332c2acb2f0b7094d99bb5ccc99c3a68200ff10 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=BC=A0=E4=BF=8A=E8=B1=AA?= <“3228734291@qq.com”> Date: Sun, 27 Nov 2022 15:58:16 +0800 Subject: [PATCH 1/3] =?UTF-8?q?=E7=AC=AC=E4=BA=8C=E6=AC=A1=E4=BD=9C?= =?UTF-8?q?=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../Main.java" | 5 ++ .../zuoye.java" | 15 ++++ ...44\346\254\241\347\254\224\350\256\260.md" | 68 +++++++++++++++++++ 3 files changed, 88 insertions(+) create mode 100644 "35 \345\274\240\344\277\212\350\261\252/Main.java" create mode 100644 "35 \345\274\240\344\277\212\350\261\252/zuoye.java" create mode 100644 "35 \345\274\240\344\277\212\350\261\252/\346\200\273\347\273\223\344\270\244\346\254\241\347\254\224\350\256\260.md" diff --git "a/35 \345\274\240\344\277\212\350\261\252/Main.java" "b/35 \345\274\240\344\277\212\350\261\252/Main.java" new file mode 100644 index 0000000..3e59c38 --- /dev/null +++ "b/35 \345\274\240\344\277\212\350\261\252/Main.java" @@ -0,0 +1,5 @@ +public class Main { + public static void main(String[] args) { + System.out.println("Hello world!"); + } +} \ No newline at end of file diff --git "a/35 \345\274\240\344\277\212\350\261\252/zuoye.java" "b/35 \345\274\240\344\277\212\350\261\252/zuoye.java" new file mode 100644 index 0000000..796238b --- /dev/null +++ "b/35 \345\274\240\344\277\212\350\261\252/zuoye.java" @@ -0,0 +1,15 @@ +public class zuoye { + public static void main(String[] args) { + String teacher = "肖导"; + String classMate = "同学们"; + int age = 18; + char name = '我'; + System.out.println(classMate+"说，"); + System.out.println("我们爱三班，我们爱肖导"); + System.out.println(teacher+"说，"); + System.out.println("我也同样爱你们"); + System.out.println(name+"说，"); + System.out.println("祝肖导一直快乐永远"+age+"岁"); + System.out.println("最后希望大家能多点点赞，这是作业拜托了"); + } +} diff --git "a/35 \345\274\240\344\277\212\350\261\252/\346\200\273\347\273\223\344\270\244\346\254\241\347\254\224\350\256\260.md" "b/35 \345\274\240\344\277\212\350\261\252/\346\200\273\347\273\223\344\270\244\346\254\241\347\254\224\350\256\260.md" new file mode 100644 index 0000000..59171e2 --- /dev/null +++ "b/35 \345\274\240\344\277\212\350\261\252/\346\200\273\347\273\223\344\270\244\346\254\241\347\254\224\350\256\260.md" @@ -0,0 +1,68 @@ +# 总结前两次笔记 + + + +git clone + + + +点击进去建文件夹35 张俊豪 + + + +新建一个文档后缀改为.md + + + + + +1.安装java，浏览器搜索jdk国内镜像下载， 复制安装包位置 + +2.右键单击此电脑 高级系统设置 环境变量 新建一个变量 值为安装包路径 + +3.点击path进行编辑 用百分号括起来刚刚新建的变量名后跟 \ + bin + +4.d盘根目录建一个文本文档后缀为java，用记事本打开书写内容，保存（ctrl+s） + +注意：后缀名必须是Java 根目录上方输入cmd，回车打开 + +5.编译：格式.javac 空格 文件名.java + +运行: 格式.java 空格 文件名 + +6.下载idea 新建项目 右击src新建一个类（类的名字根据实际写什么为定） + +// 单行注释 + +/* */ 多行注释 + +ctrl+d 复制到下一行 + +​ +x 剪切数据 + +​ +alt+L 格式化代码（对齐） + +7.字符串是双引号“ ” + +字符是单引号‘ ’ + +String 字符串 + +int 整数 + +char 字符 + +double 小数 + +boolean flag 布尔（true or flase） + +```java +public class HelloWorld { + public static void main(String[] args) { + System.out.println("HelloWorld"); + } +} +``` + + + -- Gitee From 2d93efc3b5ca2a0c4266b08cd25e0c40e4ec34a0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=BC=A0=E4=BF=8A=E8=B1=AA?= <“3228734291@qq.com”> Date: Wed, 30 Nov 2022 18:11:13 +0800 Subject: [PATCH 2/3] =?UTF-8?q?=E7=AC=AC=E4=B8=89=E6=AC=A1=E4=BD=9C?= =?UTF-8?q?=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...\346\254\241\344\275\234\344\270\232.java" | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 "35 \345\274\240\344\277\212\350\261\252/20221130 \347\254\254\344\270\211\346\254\241\344\275\234\344\270\232.java" diff --git "a/35 \345\274\240\344\277\212\350\261\252/20221130 \347\254\254\344\270\211\346\254\241\344\275\234\344\270\232.java" "b/35 \345\274\240\344\277\212\350\261\252/20221130 \347\254\254\344\270\211\346\254\241\344\275\234\344\270\232.java" new file mode 100644 index 0000000..a794f48 --- /dev/null +++ "b/35 \345\274\240\344\277\212\350\261\252/20221130 \347\254\254\344\270\211\346\254\241\344\275\234\344\270\232.java" @@ -0,0 +1,29 @@ +import java.util.Scanner; + +public class zuoye { + public static void main(String[] args) { + Scanner sc = new Scanner(System.in); + System.out.println("请输入一个四位数"); + int age = sc.nextInt(); + int ge = age%10; + int shi = age/10%10; + int bai = age/100%10; + int qian = age/1000; + System.out.println("整数"+age+"个位数为："+ge+"，十位数为："+shi+"，百位数为："+bai+"，千位数为："+qian); + + + Scanner name = new Scanner(System.in); + System.out.println("请输入华氏度"); + double hua = name.nextInt(); + double q = ((hua-32)*5/9); + System.out.println("摄氏度为："+q); + System.out.println("请输入摄氏度"); + double she = name.nextInt(); + double w = (she*9/5+32); + System.out.println("华氏度为："+w); + + + + + } +} -- Gitee From aeaa424b1ff86c06fb8324faf67c24aab084ab6b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=BC=A0=E4=BF=8A=E8=B1=AA?= <“3228734291@qq.com”> Date: Thu, 1 Dec 2022 21:23:48 +0800 Subject: [PATCH 3/3] =?UTF-8?q?=E7=AC=AC=E5=9B=9B=E6=AC=A1=E4=BD=9C?= =?UTF-8?q?=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...\346\254\241\344\275\234\344\270\232.java" | 64 +++++++++++++++++++ ...\346\254\241\344\275\234\344\270\232.java" | 0 2 files changed, 64 insertions(+) create mode 100644 "35 \345\274\240\344\277\212\350\261\252/20221201 \347\254\254\345\233\233\346\254\241\344\275\234\344\270\232.java" rename "35 \345\274\240\344\277\212\350\261\252/zuoye.java" => "35 \345\274\240\344\277\212\350\261\252/\347\254\254\344\272\214\346\254\241\344\275\234\344\270\232.java" (100%) diff --git "a/35 \345\274\240\344\277\212\350\261\252/20221201 \347\254\254\345\233\233\346\254\241\344\275\234\344\270\232.java" "b/35 \345\274\240\344\277\212\350\261\252/20221201 \347\254\254\345\233\233\346\254\241\344\275\234\344\270\232.java" new file mode 100644 index 0000000..ae1c49a --- /dev/null +++ "b/35 \345\274\240\344\277\212\350\261\252/20221201 \347\254\254\345\233\233\346\254\241\344\275\234\344\270\232.java" @@ -0,0 +1,64 @@ +import java.util.Scanner; + +public class zuoye { + public static void main(String[] args) { +// 作业一 + int q = 1; + int w = 2; + int e = 3; + int tem = q>w ? q:w; + int max = tem>e ? tem:e; + System.out.println("最大的是：" + max); + + + 作业二 + Scanner in = new Scanner(System.in); + int x ,y; + boolean dui; + System.out.println("请输入第一个数："); + x = in.nextInt(); + System.out.println("请输入第二个数："); + y = in.nextInt(); + System.out.println((x + y)%3 == 0 || x == 3 || y == 3); + + + +// 作业三 + int dad = 177; + int mom = 165; + double son = (dad + mom) * 1.08/2; + double dau = (dad * 0.923 + mom)/2; + System.out.println("儿子身高是：" + son); + System.out.println("女儿身高是：" + dau); + + + +// 作业四 + System.out.println("红茶妹妹有21元钱，她攒了几天钱之后自己的钱比原来的两倍还多三块。"); + System.out.println("绿茶妹妹有24元钱，她攒了几天钱之后自己的钱正好是原来的两倍。"); + System.out.println("那么红茶和绿茶现在的钱一样多，请问对么？"); + int hon = 21*2+3; + int lv = 24*2; + System.out.println("红茶妹妹的钱是：" + hon); + System.out.println("绿茶妹妹的钱是：" + lv); + System.out.println(hon == lv ? "对" : "不对"); + + + +// 作业五 + System.out.println("小明想在食堂打包一份午饭，商家的优惠方式如下："); + System.out.println("鱼香肉丝单点24元，油炸花生米单点8元，米饭单点3元。"); + System.out.println("鱼香肉丝优惠价16元，但是优惠价和折扣不能同时使用。"); + System.out.println("订单满30元8折优惠。"); + System.out.println("这个小伙要点这三样东西，最少要花多少钱？"); + int yu = 24; + int mi = 8; + int fan = 3; + double one = (24 + 8 + 3) * 0.8; + int two = (16 + 8 + 3); + System.out.println("第一种方式：" + one); + System.out.println("第二种方法：" + two); + System.out.println(+ one == two ? one : two + "元"); + + } +} diff --git "a/35 \345\274\240\344\277\212\350\261\252/zuoye.java" "b/35 \345\274\240\344\277\212\350\261\252/\347\254\254\344\272\214\346\254\241\344\275\234\344\270\232.java" similarity index 100% rename from "35 \345\274\240\344\277\212\350\261\252/zuoye.java" rename to "35 \345\274\240\344\277\212\350\261\252/\347\254\254\344\272\214\346\254\241\344\275\234\344\270\232.java" -- Gitee