fences

itemCount = 0
f = 1

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

function begin()
 for i = 1, x do
    if turtle.getItemCount(f) == 0 then
     f = f + 1
        turtle.select(f)
        turtle.forward()
     turtle.placeDown()
    else
     turtle.select(f)
        turtle.forward()
        turtle.placeDown()
    end
 end
 turtle.turnLeft()
end

function sides()
 for e = 1, 3 do
  for i = 1, y do
   if turtle.getItemCount(f) == 0 then
     f = f + 1
        turtle.select(f)
     turtle.forward()
     turtle.placeDown()
    else
     turtle.select(f)
        turtle.forward()
     turtle.placeDown()
    end
  end
  turtle.turnLeft()
 end
end

function quarryPlacement()
 turtle.digDown()
 turtle.select(16)
 turtle.placeDown()
 turtle.up()
 turtle.select(14)
 turtle.placeDown()
 turtle.turnRight()
 turtle.forward()
 turtle.down()
 turtle.select(15)
 turtle.placeDown()
end

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 15")
print("")
print("Place the enderChest in slot 14")
print("")
print("Press any key to continue")
os.pullEvent("key")
term.clear()
term.setCursorPos(1,1)

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

enough()
Opp = x^2
y = x - 1

if Opp > itemCount then
print("You don't have enough fences")
else
 for i = 1, 20 do
  turtle.up()
 end
  begin()
  sides()
  quarryPlacement()
 end