(String correctAnswerExpression, String userAnswerExpression)

(SharedPreferences prefs, String prefsKey, int viewId, int arrayId)

(int level, int puzzleIndex)

(int level)

(int level, int puzzleIndex)

(int level, int puzzleIndex)

()

(Context context)

(int level)

(int level, int puzzleIndex)

(int level)

()

()

()

()

()

(View view)

(View view)

()

(View view)

()

(Context context, SharedPreferences.Editor editor)

(@NonNull FragmentActivity fa, int level, Res res)

(Resources resources)

(int puzzleIndex)

()

()

()

()

(Bundle savedInstanceState)

(Bundle savedInstanceState)

(Menu menu)

(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)

(MenuItem item)

()

(View view)

()

(View view)

()

()

()

()

()

()