module DMUStudent

using Nettle: hexdigest

export HW6
#     HW1,
#     HW2,
#     HW3,
#     HW4,
#     HW5,

is_identikey_colorado_email(email) = !isnothing(match(r"^[a-z]{4}\d{4}@colorado.edu$", email))

function hash_score(hw, email, score, key)
    return hexdigest("sha256", string(hw)*email*string(score)*key)
end

# include("HW1.jl")
# include("HW2.jl")
# include("HW3.jl")
# include("HW4.jl")
# include("HW5.jl")
include("HW6.jl")

end # module
