square

function cobble(repeatNo)
  turtle.select(1)
  print("Placing Cobble")
  for i = 1, repeatNo do
    turtle.forward(1)
    turtle.placeDown(1)
  end
end

function refuelT()
  while turtle.getFuelLevel() < 200 do
    print("Refueling")
    turtle.select(16)
    turtle.refuel(1)
  end
end

function grass(repeatNo)
  print("Placing Grass")
  turtle.select(2)
  for i = 1, repeatNo do
    turtle.forward()
    turtle.placeDown()
  end
end

function rightGrass()
  turtle.select(2)
  turtle.placeDown()
  grass(8)
  turtle.turnRight(1)
  turtle.forward(1)
  turtle.turnRight(1)
end

function leftGrass()
  turtle.select(2)
  turtle.placeDown()
  grass(8)
  turtle.turnLeft(1)
  turtle.forward(1)
  turtle.turnLeft(1)
end

function findItem(itemName)
  for i = 1, 16
    if(turtle.getItemDetail(i) = itemName) then
      return i
    end
  end
end


refuelT()
cobble(10)
turtle.turnRight(1)
cobble(10)
turtle.turnRight(1)
cobble(9)
turtle.turnRight(1)
turtle.forward(1)

for i = 1, 4 do
  rightGrass()
  leftGrass()
end
rightGrass()