diff --git a/s-day01/src/com/inmind/object01/Demo03.java b/s-day01/src/com/inmind/object01/Demo03.java
index 401c44e..fb69722 100644
--- a/s-day01/src/com/inmind/object01/Demo03.java
+++ b/s-day01/src/com/inmind/object01/Demo03.java
@@ -15,6 +15,9 @@ public boolean equals(Object obj) {
     }
 如果父类的内容比较功能，不符合子类（Student）的需求，那就重写equals方法
 
+总结：每个对象的equals方法继承自Object类，默认使用==比较地址值，这个对于我们而言，不满足咱们需求
+        因此我们会在每个类中重写equals方法，不用手动写，直接alt+insert自动生成
+
 
  */
 public class Demo03 {
@@ -25,7 +28,7 @@ public class Demo03 {
 
         //创建2个学生对象（内容相同的2个对象，看作是同一个）
         Student stu1 = new Student("张三", 18);
-        Student stu2 = new Student("张三", 18);
+        Student stu2 = new Student("张三", 19);
         System.out.println(stu1 == stu2);//false
         System.out.println(stu1.equals(stu2));//true!
     }
diff --git a/s-day01/src/com/inmind/object01/Student.java b/s-day01/src/com/inmind/object01/Student.java
index fb9fca1..f9288a6 100644
--- a/s-day01/src/com/inmind/object01/Student.java
+++ b/s-day01/src/com/inmind/object01/Student.java
@@ -1,4 +1,7 @@
 package com.inmind.object01;
+
+import java.util.Objects;
+
 //间接继承Object类
 public class Student extends Object{
     String name;
@@ -21,7 +24,16 @@ public class Student extends Object{
     }
 
     //重写equals方法，不要比较地址，比较内容
+
     @Override
+    public boolean equals(Object o) {
+        if (o == null || getClass() != o.getClass()) return false;
+
+        Student student = (Student) o;
+        return age == student.age && Objects.equals(name, student.name);
+    }
+
+    /*@Override
     public boolean equals(Object obj) {
         if (this == obj) {
             return true;//地址相同，内容相同
@@ -38,5 +50,7 @@ public class Student extends Object{
         } else {
             return false;
         }
-    }
+    }*/
+
+
 }