Loch

Y1=0
Y2=0
Anz=0

Anz2=0
Yanz=0

function Turn()
  turtle.turnLeft()
  turtle.turnLeft()
end

function Clear()
  for c=1,100 do
    print(" ")
  end
end

function Inv()
  if(turtle.getItemCount(2)<=10) then
    for m=3,16 do
      turtle.select(m)
      turtle.transferTo(2,turtle.getItemSpace(2))
    end
    turtle.select(2)
  end
  if(turtle.getItemCount(16) >= 1) then
    for k=1,Yanz do
      turtle.up()
    end
    Turn()
    for k=1,Anz2 do
      turtle.forward()
    end
    for m=3,16 do
      turtle.select(m)
      turtle.drop()
      turtle.select(2)
    end
    Turn()
    for k=1,Anz2 do
      turtle.forward()
    end
    for k=1,Yanz do
      turtle.down()
    end
  end
end

function Fuel()
  if(turtle.getFuelLevel() <= 50) then
    turtle.select(1)
    turtle.refuel(1)
    turtle.select(2)
  end
end

print("Bitte Kiste in Slot 16 legen")
sleep(5)

Turn()
turtle.select(16)
turtle.dig()
turtle.select(16)
turtle.place()
for m=3,16 do
  turtle.select(m)
  turtle.drop()
end
Turn()

Clear()

print("Slot 1: Kohle")
print("Slot 2: Irgendein Block")
print("ACHTUNG: Weniger als 10 Blöcke")
print("in Slot 2 dann funktioniert das")
print("Programm nicht richtig")
write("Start Hoehe   : ")
Y1=tonumber(read())
write("End Hoehe     : ")
Y2=tonumber(read())
write("Anzahl Loecher: ")
Anz=tonumber(read())

print(" ")
print("digging...")

Y3=Y1-Y2

for j=1,Anz do
  if(turtle.detect()) then
    turtle.dig()
    turtle.forward()
  end
  for i=1,Y3 do
    Fuel()
    Inv()
    turtle.select(2)
    turtle.digDown()
    turtle.down()
    Yanz=Yanz+1
  end

  for i=1,Y3 do
    Fuel()
    Inv()
    turtle.select(2)
    turtle.up()
    turtle.placeDown()
    Yanz=0
  end
  Anz2=Anz2+1
  turtle.forward()
end

for i=1,Anz do
  turtle.back()
end

Turn()
for m=1,16 do
  turtle.select(m)
  turtle.drop()
end
Turn()
print("Fertig")