Simple Miner for OC

local robot = require("robot")

local width = 0
local height = 0
local widthC = 0
local heightC = 0

print("Введите размеры карьера")
print("Длина-ширина")
width = tonumber(io.read())
print("Высота")
print("ВНИМАНИЕ!! Высота умножается на 3")
height = tonumber(io.read())


width = width-1

widthC = width
heightC = height

function start()
        robot.forward()
        robot.swingDown()
        robot.down()
        robot.swingDown()
        robot.down()
        robot.swingDown()
    end

function mine()
        robot.swing()
        robot.forward()
        robot.swingUp()
        robot.swingDown()
    end

widthD = widthC

function dcir()
        for i=1, widthC do
                mine()
        end
    robot.turnRight()
        for i=1, widthC do
                 mine()
        end
    robot.turnRight()

widthC = widthC-1

end

function rep()
        for i=1, width/2+2 do
                 robot.forward()
        end
    robot.turnLeft()
        for i=1, width/2+2 do
                 robot.forward()
        end
    robot.turnAround()

    widthC = width

    widthD = width

    robot.down()
    robot.swingDown()
    robot.down()
    robot.swingDown()
    robot.down()
    robot.swingDown()
end

function cir()
        for i=1, widthC do
                mine()
        end
    robot.turnRight()
        for i=1, widthC do
                 mine()
        end
    robot.turnRight()
        for i=1, widthC do
                mine()
        end
    robot.turnRight()

    widthD = widthD-1
    widthC = widthC-1
        for i=1, widthD do
             dcir()
        end
end

function fin()
    cir()
    rep()
end

start()
    for i=1, height do
        fin()
    end