a

local rb = require("robot")

local function mine(times)
  a, b = rb.detect()
  rb.select(1)
  for i=1, times do
    if a == true then
      rb.swing()
      print("front of robot: " .. b)
    end
    rb.forward()
    print("Was done attempt:", i)
  end
  os.execute("clear")
end

local function howmanydidimined()
  rb.select(2)
  col = rb.count()
  print("I mined",col)
end

local function goback(times)
  rb.turnAround()
  for i=1, times do
    rb.forward()
  end
  rb.dropUp()
  rb.turnAround()
end

os.execute("clear")
print("Enter mining times")
local input = io.read()

mine(input)
howmanydidimined()
goback(input)
print("I stopped my work")