Created
April 7, 2016 01:14
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null1 :: [a] -> Bool | |
null1 lista = if(length lista > 0) then False else True | |
safetail1 :: [Int] -> [Int] | |
safetail1 lista = if(null lista == True) then [] else tail lista | |
safetail2 :: [Int] -> [Int] | |
safetail2 lista | |
| otherwise = tail lista | |
| null lista == True = [] | |
terceiro :: [Int] -> Int | |
terceiro lista = head (tail(tail lista)) | |
iniciais :: String -> String -> (Char, Char) | |
iniciais first_name last_name = (head first_name, head last_name) | |
fatorial :: Int -> Int | |
fatorial numero = product[1..numero] | |
media :: [Float] -> Float | |
media lista = (sum lista)/ fromIntegral((length lista)) | |
ultimo :: [a] -> a | |
ultimo lista = last lista | |
inicio1 :: [a] -> [a] | |
inicio1 lista = take ((length lista) - 1) lista | |
aprovado :: (String, [Float]) -> (String, String) | |
aprovado (nome, notas) = if(media notas > 60) then (nome, "Aprovado") else (nome, "Reprovado") | |
atualiza :: Int -> [Int] -> [Int] | |
atualiza numero lista = if(elem numero lista) then lista else numero:lista | |
media2 :: [Float] -> Float | |
media2 lista = (sum lista - minimum lista)/ fromIntegral((length lista)-1) |
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