diff --git a/w2/Main.java b/w2/Main.java
new file mode 100644
index 0000000..e9cd080
--- /dev/null
+++ b/w2/Main.java
@@ -0,0 +1,8 @@
+public class Main{
+    public static void main(String[] args){
+        Student s1=new Student(20242111,"小明",99.5f);
+        Student s2=new Student(20252100,"小亮",88.5f);
+        s1.study();
+        s2.study();
+    }
+}
diff --git a/w2/Student.java b/w2/Student.java
new file mode 100644
index 0000000..1ee194d
--- /dev/null
+++ b/w2/Student.java
@@ -0,0 +1,13 @@
+public class Student {
+    int studentID;
+    String name;
+    float score;
+    public Student(int studentID,String name,float score){
+        this.name=name;
+        this.studentID=studentID;
+        this.score=score;
+    }
+    public void study(){
+        System.out.println(name+studentID+score);
+    }
+}