Dom

local r = require("robot")

local f = r.forward
local b = r.back
local sw = r.swing
local use = r.use
local up = r.up
local dn = r.down
local rt = r.turnRight
local lt = r.turnLeft
local ar = r.turnAround

print("Введите длину, ширину и высоту здания")
local long = io.read()
local width = io.read()
local high = io.read()

function try()

  if(use()) then
    b()
  else
    while(not(key)) do
      key = use()
    end
  end
end


for i = 1,high do
  for j = 1,width do
    for k = 1,long-1 do

    try()

    end

    if(j%2==1) then
      lt() b() try() lt() b() try()
    else
  end
end