complit.c

c primer plus 第五版 的源代码

/* complit.c -- compound literals */
#include <stdio.h>
#define MAXTITL  41   
#define MAXAUTL  31   

struct book {          // structure template: tag is book
    char title[MAXTITL];
    char author[MAXAUTL];
    float value;
};                     

int main(void)
{
    struct book readfirst;
    int score;
    
    printf("Enter test score: ");
    scanf("%d",&score);
    
    if(score >= 84)
        readfirst = (struct book) {"Crime and Punishment",
                                   "Fyodor Dostoyevsky",
                                   9.99};
    else
          readfirst = (struct book) {"Mr. Bouncy's Nice Hat",
                                   "Fred Winsome",
                                    5.99};
    printf("Your assigned reading:\n");
    printf("%s by %s: $%.2f\n",readfirst.title,
          readfirst.author, readfirst.value);
    
    return 0;
}