Session 21

s21problem1.lua

function countdown(n)
    while n > 0 do
        n = n - 1
    end
    print("Done")
end

-- call the function

s21problem2.lua

function forever()
    while true do
    end
end

-- call the function

s21problem3.lua

function mystery(n)
    while n ~= 1 do
        if n % 2 == 0 then
            n = n / 2
        else
            n = 3 * n + 1
        end
    end
    print("Stopped at 1")
end

-- call the function

s21problem4.lua

function strange(n)
    if n < 0 then
        while true do
        end
    else
        print("Done")
    end
end

-- call the function

s21problem5.lua

function collatz(n)
    while n ~= 1 do
        if n % 2 == 0 then
            n = n / 2
        else
            n = 3 * n + 1
        end
        print(n)
    end
    print("Reached 1!")
end

-- call the function

project5.lua

-- define main function
function main()
    print("Main Function")
    -- create lists that will store the order
    -- order names, order quantity, order prices


    local done = false
    local choice = nil
    while not done do
        print("Menu")
        print("R - Restaurant Information")
        print("A - Appetizers")
        print("E - Entrees")
        print("D - Desserts")
        print("B - Beverages")
        print("P - Place Order")
        print("Q - Quit")
        io.write("Choice: ")
        choice = io.read()
        if choice == "R" then
            -- call Restaurant Information Function

        elseif choice == "A" then
            -- call Appetizers Function

        elseif choice == "E" then
            -- call Entrees Function

        elseif choice == "D" then
            -- call Desserts Function

        elseif choice == "B" then
            -- call Beverages Function

        elseif choice == "P" then
            -- call Place Order Function

        elseif choice == "Q" then
            print("Quitting!")
            done = true
        else
            print("Invalid Choice")
        end
    end
end

-- define Restaurant Information Function


-- define Appetizers Function


-- define Entrees Function


-- define Desserts Function


-- define Beverages Function


-- define Place Order Function


-- call main function
main()