程序设计认识到用户输入不同的模式，像字母和数字。这是预编程或教已经为数字和字母，并有可能教它新的字符。这是编程“Albert Archwamety”。尤其是在主题的图像处理或机器人。-Program design recognizes that the user to enter different modes, such as letters and numbers. This is pre-programmed or taught for the numbers and letters, a