memoryspan

term.clear()
term.setCursorPos(1,1)
nb = 3
t = {}

onrow = true

while onrow do
  for i=1, nb do
    num = math.random(9)
    t[i] = num
  end

  for i=1, nb do
    sleep(0.4)
    print(t[i])
    sleep(0.4)
    term.clear()
    term.setCursorPos(1, 1)
  end

  for i=1, nb do
    print("Enter the numbers individually in order: ")
    inum = io.read()
    if inum ~= t[i] then
      print("Sorry, the sequence was incorrect!")
      onrow = false
      break
    end
  end
end