second

app/src/main/java/com/example/cmknowledgegraph/MainActivity.java

@@ -10,6 +10,6 @@ public class MainActivity extends AppCompatActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
-        System.out.println("haha");
+        System.out.println("hello");
     }
 }