#include
#include

#define DEBUG(...) printf(__VA_ARGS__)
#define ERROR(fmt,...) printf(fmt,__VA_ARGS__)

int main() {

    int y = 999;

    //宏展开: printf("Y = %d\n", y)
    DEBUG("Y = %d\n", y);

    //宏展开: printf("a = %d,b = %d,c = %d\n",1, 2, 3);
    DEBUG("a = %d,b = %d,c = %d\n", 1, 2, 3);

    //宏展开: printf("Y = %d\n", y)
    ERROR("Y = %d\n", y);
    //宏展开: printf("a = %d,b = %d,c = %d\n",1, 2, 3);
    ERROR("a = %d,b = %d,c = %d\n", 1, 2, 3);

  ERROR("haah");//宏展开: printf("haah", );; 为了去掉逗号，请使用 ## __VA_ARGS__
    system("pause");
    return 0;
}

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