diff --git a/app/src/main/java/edu/hzuapps/androidworks/homeworks/net1314080903203/Net1314080903203activity.java b/app/src/main/java/edu/hzuapps/androidworks/homeworks/net1314080903203/Net1314080903203activity.java
deleted file mode 100644
index 45373eb0..00000000
--- a/app/src/main/java/edu/hzuapps/androidworks/homeworks/net1314080903203/Net1314080903203activity.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.example.myapplication;
-
-import org.junit.Test;
-
-import static org.junit.Assert.*;
-
-/**
- * To work on unit tests, switch the Test Artifact in the Build Variants view.
- */
-public class Net1314080903203activity {
-    @Test
-    public void addition_isCorrect() throws Exception {
-        assertEquals(4, 2 + 2);
-    }
-}
\ No newline at end of file