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| -module(teeth). | |
| -export([alert/1]). | |
| -spec(alert(list(list(non_neg_integer()))) -> list(non_neg_integer())). | |
| alert(PocketDepths) -> | |
| check_pockets(PocketDepths). | |
| check_pockets([Head | Tail]) -> | |
| check_pockets(Tail, check_pocket(Head), [], 1). | |
| check_pockets([], _, Results, _) -> | |
| lists:reverse(Results); | |
| check_pockets([Head | Tail], true, Results, N) -> | |
| check_pockets(Tail, check_pocket(Head), [N | Results], N + 1); | |
| check_pockets([Head | Tail], false, Results, N) -> | |
| check_pockets(Tail, check_pocket(Head), Results, N + 1). | |
| check_pocket(Pocket) -> stats:maximum(Pocket) > 3. |
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