上传了实验六,已确认无敏感信息

实验6/src/task2/Task.java

@@ -0,0 +1,35 @@
+package task2;
+
+import java.util.Scanner;
+
+public class Task {
+    /********* Begin *********/
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        String username = sc.next();
+        // 判断用户名
+        if (username.length() < 3) {
+            try {
+                throw new MyException("用户名小于3位Exception");
+            } catch (MyException e) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+        } else {
+            System.out.println("用户名格式正确");
+        }
+
+    }
+}
+
+class MyException extends java.lang.Exception {
+    public MyException() {
+        super();
+
+    }
+
+    public MyException(String msg) {
+        super(msg);
+    }
+}
+/********* End *********/