diff --git "a/02 \351\231\210\346\230\216\345\207\275/20221201java .md" "b/02 \351\231\210\346\230\216\345\207\275/20221201java .md"
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+# java 第三次作业
+
+## D1
+
+```java
+import java.util.Scanner;
+
+public class LIYUE {
+    public static void main(String[] args) {
+        Scanner sc=new Scanner(System.in);
+        System.out.println("请输入退钱海参队的分数");
+        Double rnm=sc.nextDouble();
+        System.out.println("请输入小日子过得不错");
+        Double xrb=sc.nextDouble();
+
+
+        if(rnm==xrb)
+            {System.out.println("未来可期");}
+         else if(rnm>xrb)
+            {System.out.println("刻在历史的耻辱柱上");}
+        else if(rnm<xrb)
+        {System.out.println("奖励海参一年份");}
+
+    }
+
+}
+
+```
+
+## D2
+
+```java
+public class Nacida {
+    public static void main(String[] args) {
+    int a=1;
+    int b=2;
+    int c=3;
+    int d=a>b?a:b;
+    int Max=d>c?d:c;
+    System.out.println("最大值"+Max);
+    }
+}
+```
+
+## D3
+
+``` java
+public class Nacida {
+    public static void main(String[] args) {
+    int a=1;
+    int b=2;
+    int c=3;
+    int d=a>b?a:b;
+    int Max=d>c?d:c;
+    System.out.println("最大值"+Max);
+    }
+}
+```
+
+## D4
+
+```java
+import java.util.Scanner;
+
+public class JK {
+    public static void main(String[] args) {
+        {
+            Scanner sc = new Scanner(System.in);
+
+            System.out.println("请输入第一个数");
+            int a = sc.nextInt();
+
+            System.out.println("请输入第二个数");
+            int b = sc.nextInt();
+
+            int c=a+b;
+
+            System.out.println( (a==3) || (b==3) || c%3==0 );
+        }
+    }
+}
+
+```
+
+## D5
+
+```java
+public class MEI {
+    public static void main(String[] args) {
+        int hong=21*2+3;
+        int lv=24*2;
+        if(hong==lv){
+            System.out.println("相等");
+        }
+        else {
+            System.out.println("不相等");
+        };
+    }
+}
+
+```
+