/* 程式範例: Ch2-3-4e.c */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
struct test {                 /* 考試成績的結構 */
   int math;
   int english;
   int computer;
};
struct phone         /* phone結構 */
{
     char phone1[15];
     char phone2[15];
};

struct student {              /* 學生資料的結構 */
   int id;
   char name[20];
   struct test score;
   struct phone callno;        /* 結構變數 */
};
/* 主程式 */
int main() {
   /* 結構變數的宣告 */
   struct student std1;
   struct student std2 = {2, "江小魚", {45, 78, 66},{"0988123456","0987333666"}};
   int total;
   std1.id = 1;               /* 指定結構變數的值 */
   strcpy(std1.name, "陳會安");
   std1.score.math = 78;
   std1.score.english = 65;
   std1.score.computer = 90;
   strcpy(std1.callno.phone1,"0987987987");
   strcpy(std1.callno.phone2,"0987999666");
   /* 顯示學生資料 */
   printf("學號: %d\n", std1.id);
   printf("姓名: %s\n", std1.name);
   printf("電話: %s\n", std1.callno.phone1);
    printf("電話: %s\n", std1.callno.phone2);
   total = std1.score.math + std1.score.english +
           std1.score.computer;
   printf("成績總分: %d\n", total);
   printf("--------------------\n");
   printf("學號: %d\n", std2.id);
   printf("姓名: %s\n", std2.name);
   printf("電話: %s\n", std2.callno.phone1);
    printf("電話: %s\n", std2.callno.phone2);
   total = std2.score.math + std2.score.english +
           std2.score.computer;
   printf("成績總分: %d\n", total);
   system("PAUSE");
   return 0;
}