Sum-without-highest-and-lowest-number

Description

Solutions

Julia

using Test


"""
去掉一个最高分，去掉要给最低分，求和  
输入检查，有可能是 nothing
"""

#> "去掉一个最高分，去掉要给最低分，求和  \n输入检查，有可能是 nothing\n"

function sumarray(arr)::Real
    (isnothing(arr) || length(arr) ≤ 2) && return 0
    sum(arr) - maximum(arr) - minimum(arr)
    # sort(arr)[2:(end-1)] |> sum
end

#> sumarray (generic function with 1 method)

@test sumarray([6, 2, 1, 8, 10]) == 16

#> Test Passed
#>   Expression: sumarray([6, 2, 1, 8, 10]) == 16
#>    Evaluated: 16 == 16