该程序显示了时钟，演示了C语言实现动画的方法-show a clock

dos下的图形时钟（使用c语言编写，与windows下时钟功能相同）-dos graphics clock (using c language written in the same clock function under windows)

用C语言编写的在电脑上运行的电子时钟程序。采用了图形库来进行显示时间，包含里对图形库的简单应用和讲解！- C language used in the operation of the computer on the computer clock program. The use of graphics library to display time, including the simple application of the graphics library and explain