diff --git a/Student.java b/Student.java
index 815ec04c7b6747bac25bec4d46ee9e37f5653691..4dbcdceda3925e4f7cbd34ca305c54d8e83e8023 100644
--- a/Student.java
+++ b/Student.java
@@ -2,6 +2,23 @@ public class Student
 {
 
 	private String name;
+	private int age;
+	private int weight;
+	private int height;
 
+	public Student(String name, int age, int weight, int height) {
+		this.name = name;
+		this.age = age;
+		this.weight = weight;
+		this.height = height;
+	}
 
+	public String toString() {
+		return "Student{" + "name='" + name + '\'' + ", age=" + age + ", weight=" + weight + ", height=" + height + '}';
+	}
+
+    public static void main(String[] args) {
+        Student student = new Student("lisi",11,120,180);
+        System.out.println(studnet);
+    }
 }
\ No newline at end of file