From 7ef1e9973a55f30bf26b6362e5cf5cc6bcbdbc1f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8F=B6=E5=AD=90=E8=B1=AA?= <2936219414@qq.com>
Date: Tue, 29 Nov 2022 22:44:54 +0800
Subject: [PATCH 1/2] zy2

---
 .../zy.md"                                    | 101 ------------------
 .../zy2.md"                                   |  70 ++++++++++++
 2 files changed, 70 insertions(+), 101 deletions(-)
 delete mode 100644 "54 \345\217\266\345\255\220\350\261\252/zy.md"
 create mode 100644 "54 \345\217\266\345\255\220\350\261\252/zy2.md"

diff --git "a/54 \345\217\266\345\255\220\350\261\252/zy.md" "b/54 \345\217\266\345\255\220\350\261\252/zy.md"
deleted file mode 100644
index d05730a..0000000
--- "a/54 \345\217\266\345\255\220\350\261\252/zy.md"	
+++ /dev/null
@@ -1,101 +0,0 @@
-byte 取值范围 -128~127
-
-byte price = 12 //price为变量名 12为变量值
-short 取值范围 -32768-32767
-
-short price = 327 
-int（默认） 取值范围 -2的31次方到2的31次方-1
-
-int price = 998
-long 取值范围 -2的63次方到2的63次方-1
-
-long price = 2000
-顺序： byte<short<int<long
-
-越小内存占的越小
-
-浮点数
-float 取值范围 负数：-3.402823E+38到-1.401298E-45
-
-​ 正数：1.401298E-45到3.402823E+38
-
-float number = 3.22
-double（默认） 取值范围 负数：-1.797693E+308到-4.9000000E-324
-
-​ 正数：4.9000000E-324到1.797693E+308
-
-double number = 5.777777777
-顺序：float<double
-
-字符
-char 取值范围 0~65535
-
-char sex = "女"
-布尔型
-boolean 取值范围 true，false
-
-boolean this = true
-引用数据类型
-字符串 string
-
-类 class
-
-接口 interface
-
-数组 [ ]
-
-变量的注意事项
-变量名不能重复
-
-变量未赋值，不能使用
-
-定义long类型变量，数据后面加L
-
-定义float类型变量，数据后面加F
-
-关键字
-关键字的字母全部小写、有特殊的颜色标记
-
-public class
-public static void
-标识符
-给类、方法、变量等起名字的符号
-
-组成规则
-
-由数字、字母、下划线（_）和美元符（$）组成
-
-不可以用数字开头
-
-不可以是关键字
-
-区分大小写
-
-命名约定
-
-小驼峰命名法：方法、变量
-
-标识符一个单词的时候，首字母小写
-
-name
-标识符是多个单词的时候，第一个单词首字母小写，其他单词首字母大写
-
-firstName
-大驼峰命名法：类
-
-标识符一个单词的时候，首字母大写
-
-Hello
-标识符是多个单词的时候，每个单词首字母大写
-
-HelloWorld
-作业
-public class Demo {
-    public static void main(String[] args) {
-        int Class=2;
-        String name="张念山";
-        String text="你是";
-        System.out.println(name + text + "花儿，" + text + "光，");
-        System.out.println(text + "闽大顶呱呱。永远" + Class +"班，年年十八。");
-    }
-}
\ No newline at end of file
diff --git "a/54 \345\217\266\345\255\220\350\261\252/zy2.md" "b/54 \345\217\266\345\255\220\350\261\252/zy2.md"
new file mode 100644
index 0000000..3261c6b
--- /dev/null
+++ "b/54 \345\217\266\345\255\220\350\261\252/zy2.md"	
@@ -0,0 +1,70 @@
+import java.util.Scanner;
+
+    public class zy1 {
+        public static void main(String[] args) {
+            Scanner input = new Scanner(System.in);
+            System.out.println("请输入一个四位数");
+            int number = input.nextInt();
+            int g = number % 10;
+            int s = number / 10 % 10;
+            int b = number / 100 % 10;
+            int q = number / 1000;
+            System.out.println("结果:"+q+","+b+","+s+","+g);
+        }
+    }
+
+
+
+import java.util.Scanner;
+
+public class zy2 {
+    public static void main(String[] args) {
+        System.out.println("请输入华氏度");
+        Scanner she = new Scanner(System.in);
+        int aa = she . nextInt();
+        int a = (aa - 32)*5/9;
+        System.out.println("摄氏度为:"+ a);
+
+        System.out.println("请输入摄氏度");
+        Scanner hua = new Scanner(System.in);
+        int bb = hua .nextInt();
+        int b = bb * 9 / 5 + 32 ;
+        System.out.println("华氏度为:"+ b);
+    }
+}
+import java.util.Scanner;
+
+public class zy2 {
+    public static void main(String[] args) {
+        System.out.println("请输入华氏度");
+        Scanner she = new Scanner(System.in);
+        int aa = she . nextInt();
+        int a = (aa - 32)*5/9;
+        System.out.println("摄氏度为:"+ a);
+
+        System.out.println("请输入摄氏度");
+        Scanner hua = new Scanner(System.in);
+        int bb = hua .nextInt();
+        int b = bb * 9 / 5 + 32 ;
+        System.out.println("华氏度为:"+ b);
+    }
+}
+
+
+import java.util.Scanner;
+
+public class zy2 {
+    public static void main(String[] args) {
+        System.out.println("请输入华氏度");
+        Scanner she = new Scanner(System.in);
+        int aa = she . nextInt();
+        int a = (aa - 32)*5/9;
+        System.out.println("摄氏度为:"+ a);
+
+        System.out.println("请输入摄氏度");
+        Scanner hua = new Scanner(System.in);
+        int bb = hua .nextInt();
+        int b = bb * 9 / 5 + 32 ;
+        System.out.println("华氏度为:"+ b);
+    }
+}
\ No newline at end of file
-- 
Gitee


From bd6bd69eb69600fe6c961e113cdea5cf95b4c998 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8F=B6=E5=AD=90=E8=B1=AA?= <2936219414@qq.com>
Date: Tue, 29 Nov 2022 22:50:12 +0800
Subject: [PATCH 2/2] zy2

---
 .../zy2.md"                                   | 36 -------------------
 1 file changed, 36 deletions(-)

diff --git "a/54 \345\217\266\345\255\220\350\261\252/zy2.md" "b/54 \345\217\266\345\255\220\350\261\252/zy2.md"
index 3261c6b..27c025c 100644
--- "a/54 \345\217\266\345\255\220\350\261\252/zy2.md"	
+++ "b/54 \345\217\266\345\255\220\350\261\252/zy2.md"	
@@ -32,39 +32,3 @@ public class zy2 {
         System.out.println("华氏度为:"+ b);
     }
 }
-import java.util.Scanner;
-
-public class zy2 {
-    public static void main(String[] args) {
-        System.out.println("请输入华氏度");
-        Scanner she = new Scanner(System.in);
-        int aa = she . nextInt();
-        int a = (aa - 32)*5/9;
-        System.out.println("摄氏度为:"+ a);
-
-        System.out.println("请输入摄氏度");
-        Scanner hua = new Scanner(System.in);
-        int bb = hua .nextInt();
-        int b = bb * 9 / 5 + 32 ;
-        System.out.println("华氏度为:"+ b);
-    }
-}
-
-
-import java.util.Scanner;
-
-public class zy2 {
-    public static void main(String[] args) {
-        System.out.println("请输入华氏度");
-        Scanner she = new Scanner(System.in);
-        int aa = she . nextInt();
-        int a = (aa - 32)*5/9;
-        System.out.println("摄氏度为:"+ a);
-
-        System.out.println("请输入摄氏度");
-        Scanner hua = new Scanner(System.in);
-        int bb = hua .nextInt();
-        int b = bb * 9 / 5 + 32 ;
-        System.out.println("华氏度为:"+ b);
-    }
-}
\ No newline at end of file
-- 
Gitee