public class MainActivity extends AppCompatActivity {     private TextView output;     @Override     protected void onCreate(Bundle savedInstanceState) {         super.OnCreate(savedInstanceState);         setContentView(R.Layout.Activity_main);         output = findViewById(R.Id.Output);         int a = 5;         int b = 17;         int c;         c = b/a;         output.SetText(“Правильный ответ: ” + c);     } }