tf

h_table = {}
width = 3
length = 21

function mineTree()
    height = 0
    replanted = false
    while turtle.detect() do
          turtle.dig()
          if replanted ~= true then
            turtle.place()
            replanted = true
          end
          if turtle.detectUp() then
            turtle.digUp()
          end
        turtle.up()
        height = height + 1
    end
    while height > 0 do
      turtle.down()
      height = height - 1
    end
end

function moveAround()
    turtle.up()
    turtle.forward()
    turtle.forward()
    turtle.down()
end

h_table = {turtle.inspectDown()}

block_name = h_table[2]["name"]

if block_name ~= "chisel:stonebricksmooth" then
  print("Please place me on: small stone bricks")
else
  print("Starting block confirmed")
end

rows = 2
f_table = {}
for line=0,rows,1 do
  for y=0,length,1 do
    f_table = {turtle.inspect()}
    if f_table[1] then
      if f_table[2]["name"] == "minecraft:log" then
        mineTree()
        turtle.forward()
      end
    else
        moveAround()
    end
  end
  turtle.turnRight()
  for x=0,width,1 do
    turtle.forward()
  end
  turtle.turnRight()
  x = 0
  y = 0
end