def List.drop
import Base1019def List.drop(a, -A: Kind(a), xs: List<a, A>, n: Nat) -> List<a, A>:
1020 match xs n:
1021 case Nil{} _:
1022 Nil{}
1023 case h <> t 0n:
1024 h <> t
1025 case h <> t 1n+p:
1026 List.drop(a, A, t, p)