Question

这段C语言代码哪里有错误呢?

#define PRICE=30;
void main()
{
int num,total;
num =10;
total=num*PRICE;
printf("total =%d",total);
}

Answer 1

#include <stdio.h>
#define PRICE 30;
void main()
{
int num,total;
num =10;
total=num*PRICE;
printf("total =%d",total);
}

Answer 2

#define PRICE=30;改成#define PRICE 30

Answer 3

要改为：
#define PRICE 30

Answer 4

#define PRICE 30
不要等号，也不要分号

Answer 5

#define PRICE=30;

去掉=和；