Career

local component = require("component")
local ro = require("robot")

function read_number()
  local number=0
  repeat
    number=io.read()
  until type(tonumber(number))=="number"
  number=tonumber(number)
  return number
end

function go_f()
print("fst")
local i = 0
    repeat
        if ro.forward() then
            i = 1
        else
          ro.use()
        end
    until i==1
print("fok")
end

xx=0
yy=0
print("Left move")
xx=read_number()
print("Forward move")
yy=read_number()

ud=false
dd=false

print("Up dig(0,1)")
m=read_number()
if m==1 then
  ud=true
end

print("Down dig(0,1)")
m=read_number()
if m==1 then
  dd=true
end

if xx>1 then
    xx=xx/2
    yy=yy-1
    for i=1,xx do
      if dd then ro.useDown() end
      if ud then ro.useUp() end
      for r=1,yy do
        go_f()
        if dd then ro.useDown() end
        if ud then ro.useUp() end
      end
      ro.turnLeft()
      go_f()
      ro.turnLeft()
      if dd then ro.useDown() end
      if ud then ro.useUp() end
      for r=1,yy do
        go_f()
        if dd then ro.useDown() end
        if ud then ro.useUp() end
      end
      ro.turnRight()
      if i<xx then go_f() end
      ro.turnRight()
    end
else
      if dd then ro.useDown() end
      if ud then ro.useUp() end
      for r=1,yy do
        go_f()
        if dd then ro.useDown() end
        if ud then ro.useUp() end
      end
end