#define BIT_SET(var,bit) ((var) |= (1

来源：学生作业帮助网编辑：作业帮时间：2024/06/30 05:54:58

#define BIT_SET(var,bit) ((var) |= (1
#define BIT_SET(var,bit) ((var) |= (1

#define BIT_SET(var,bit) ((var) |= (1
这个宏的意思就是将变量var的第bit位置为1