15 lines
379 B
Text
15 lines
379 B
Text
λ(nix : ../NixPrelude.dhall) →
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let max = ./max.dhall
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let Optional/map = ../Optional/map.dhall nix
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let listMax
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: List Natural → Optional Natural
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= λ(xs : List Natural) →
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Optional/map
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Natural
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Natural
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(λ(n : Natural) → List/fold Natural xs Natural max n)
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(List/head Natural xs)
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in listMax
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