package xx.com.geowind;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        int c;






    }
}

@@ -327,16 +327,30 @@
  int c;%0A
+        int b;
 %0A%0A%0A%0A%0A%0A  

Update MainActivity.java