refactor

school/Administrator.java

@@ -0,0 +1,23 @@
+package school;
+
+public class Administrator extends Person {
+    private String adminID;
+
+    public Administrator(String name, int age, String adminID) {
+        super(name, age);
+        this.adminID = adminID;
+    }
+
+    public void speak() {
+        System.out.println("I am an administrator, my name is " + getName() + ", and I am " + getAge()
+                + " years old. My admin ID is " + adminID + ".");
+    }
+
+    public String getAdminID() {
+        return adminID;
+    }
+
+    public void setAdminID(String adminID) {
+        this.adminID = adminID;
+    }
+}