交通灯C程序，十字路口交通灯控制C程序，源代码，仅供参考。-C program traffic lights, intersections traffic lights control C program source code for reference purposes only.

智能交通灯的程序代码，用C语言编写的，适合初学者作参考-Intelligent Traffic Lights program code, written in C language, suitable for beginners reference