Possible
Possible
Impossible
Possible
Impossible
Possible
Impossible
Possible
Possible
Possible
Possible
Possible
Possible
Possible
Impossible
Possible
Possible
Impossible
Possible
Possible
Possible
Possible
Possible
Possible
Possible
Possible
Impossible
Possible
Possible
Possible
Impossible
Possible
Impossible
Impossible
Impossible
Possible
Impossible
Possible
Impossible
Possible
Possible
Possible
Impossible
Possible
Possible
Possible
Possible
Impossible
Possible
Impossible
Possible
Possible
Impossible
Impossible
Possible
Impossible
Possible
Impossible
Possible
Possible
Impossible
Possible
Impossible
Impossible
Possible
Possible
Possible
Impossible
Impossible
Possible
Impossible
Impossible
Possible
Possible
Impossible
Possible
Possible