https://developer.android.com/reference/androidx/collection/ArrayMap |
https://developer.android.com/reference/androidx/collection/ArraySet |
https://developer.android.com/reference/androidx/collection/ScatterMap |
https://developer.android.com/reference/androidx/collection/ObjectFloatMap |
https://developer.android.com/reference/androidx/collection/IntIntPair |
https://developer.android.com/reference/androidx/collection/FloatFloatPair |
https://developer.android.com/reference/androidx/collection/LongLongPair |