tossCobblestone

function tossCobblestone()
slotCount = 1

while slotCount < 17 do
  turtle.select(slotCount)
  obj = turtle.getItemDetail(slotCount)
  if (obj ~= nil) then
    print(obj.name)
    if (obj.name == 'minecraft:cobblestone') then
      turtle.drop()
    end
  end
  slotCount = slotCount + 1
end
turtle.select(1)
end