fences

itemCount = 0
f = 1

term.clear()
term.setCursorPos(1,1)
print("Place fences in slots 1-12")
print("")
print("Place enderQuarry in last slot")
print("")
print("Place tesseract in the slot before it")
print("")
print("and place the enderChest in the one before that")
print("")
print("Press any key when ready")
os.pullEvent("key")
term.clear()
term.setCursorPos(1,1)

write("How long does one side of the quarry have to be? ")
x = read()


function enough()
 for i = 1, 12 do
  if turtle.getItemCount(i) > 0 then
   itemCount = itemCount + turtle.getItemCount(i)
  end
 end
end

enough()
Opp = x^2

if Opp > itemCount then
print("You don't have enough fences")
else
 for i = 1, 20 do
  turtle.up()
 end
  for e = 1, x do
   turtle.select(f)
    if turtle.getItemCount(f) == 0 then
     f = f + 1
    else
     turtle.placeDown()
     turtle.forward()
    end
  end
  turtle.turnLeft()
  turtle.forward()
  y = x - 1
   for e = 1, y do

end