diff --git "a/02 \351\231\210\346\230\216\345\207\275/20221129java\350\277\220\347\256\227.md" "b/02 \351\231\210\346\230\216\345\207\275/20221129java\350\277\220\347\256\227.md"
new file mode 100644
index 0000000000000000000000000000000000000000..fbff8fdc063f8c41355691ef0ed56381f7bb457c
--- /dev/null
+++ "b/02 \351\231\210\346\230\216\345\207\275/20221129java\350\277\220\347\256\227.md"	
@@ -0,0 +1,47 @@
+# java
+
+### 作业
+
+```java
+import java.util.Scanner;
+
+public class Main {
+    public static void main(String[] args) {
+        Scanner MK=new Scanner(System.in);
+        System.out.println(" 请输入摄氏度");
+        double ssd=MK.nextDouble();
+        double hsd=(ssd*9/5+32);
+        System.out.println("华氏度"+hsd);
+        System.out.println("请输入华氏度");
+        double HSD=MK.nextDouble();
+        double SSD=((HSD-32)*5/9);
+        System.out.println("摄氏度"+SSD);
+
+
+    }
+
+}
+```
+
+### 作业2
+
+```java
+import java.util.Scanner;
+
+public class ge {
+    public static void main(String[] args) {
+        Scanner MK=new Scanner(System .in);
+        int NO=MK.nextInt();
+        int qian=(NO/1000);
+        int bai=(NO/100%10);
+        int shi=(NO/10%10);
+        int ge=(NO%10);
+    System.out.println("千位" +qian );
+        System.out.println("百位" +bai );
+        System.out.println("十位" +shi );
+        System.out.println("个位" +ge );
+
+    }
+}
+```
+
diff --git "a/2 \351\231\210\346\230\216\345\207\275/20221127java\345\217\230\351\207\217.md" "b/2 \351\231\210\346\230\216\345\207\275/20221127java\345\217\230\351\207\217.md"
deleted file mode 100644
index 1c37079a12b63fddd10de69a2613b1f6abd4fb44..0000000000000000000000000000000000000000
--- "a/2 \351\231\210\346\230\216\345\207\275/20221127java\345\217\230\351\207\217.md"	
+++ /dev/null
@@ -1,58 +0,0 @@
-# java
-
-## 变量
-
-1.字符
-
-```java
-char sex='男'
-```
-
-
-
-2.整数
-
-```java
-byte short int[mo] long
-```
-
-
-
-3.小数
-
-```java
-float double[mo]
-```
-
-
-
-4.字符串
-
-```java
-string
-```
-
-
-
-5.布尔
-
-```java
-boolean
-```
-
-
-
-## 作业
-
-```java
-public class HelloWorld {
-    public static void main(String[] args) {
-        int Class=2;
-        String name="张~山";
-        String text="喜欢";
-        System.out.println(name+text+"给我们点赞"+text+"给我们加分");
-        System.out.println("求求丘丘的秋未来捞捞");
-    }
-}
-```
-