1 #include<stdio.h>
 2 #pragma warning(disable:4996)
 3 #define NUM 20
 4 typedef struct{
 5     int year;     /*年*/
 6     int month;    /*月*/
 7     int day;      /*日*/
 8 } DATE;
 9
10 typedef struct{
11     int num;          /*学号*/
12     char name[24];    /*姓名*/
13     DATE birthday;    /*出生日期*/
14     char department[48];    /*所属院系*/
15     char major[32];         /*主修专业*/
16 } STUDENTINFO;
17 void inputINFO(STUDENTINFO s[]);
18 void outINFO(STUDENTINFO s[]);
19 void searchInfo(STUDENTINFO s[], DATE date);
20
21 main()
22 {
23     STUDENTINFO s[NUM];
24     DATE date;
25     inputINFO(s);
26     outINFO(s);
27     printf("\n Enter a date(month,day):\n");
28     scanf("%d%d", &date.month, &date.day);
29     searchInfo(s, date);
30 }
31
32 void inputINFO(STUDENTINFO s[])
33 {
34     int i;
35     printf("Enter %d studennts information (name,birthday,department,major):\n", NUM);
36     for (i = 0; i < NUM; i++){
37         s[i].num = i + 1;
38         scanf("%s", s[i].name);
39         scanf("%d%d%d", &s[i].birthday.year, &s[i].birthday.month, &s[i].birthday.day);
40         scanf("%s", s[i].department);
41         scanf("%s", s[i].major);
42         putchar('\n');
43     }
44 }
45
46 void outINFO(STUDENTINFO s[])
47 {
48     int i;
49     printf("\n Num Name Birthday Department Major\n");
50     for (i = 0; i < NUM; i++){
51         printf("%4d %14s  %4d/%2d/%2d %16s %16s",
52             s[i].num, s[i].name, s[i].birthday.year, s[i].birthday.month, s[i].birthday.day,
53             s[i].department, s[i].major);
54         putchar('\n');
55     }
56 }
57
58 void searchInfo(STUDENTINFO s[], DATE date)
59 {
60     int i;
61     for (i = 0; i < NUM; i++){
62         if (s[i].birthday.month>date.month){
63             printf("\n%4d %16s  %2d/%2d", s[i].num,s[i].name, s[i].birthday.month,
64                 s[i].birthday.day);
65             continue;
66         }
67         if (s[i].birthday.month == date.month && s[i].birthday.day>date.day){
68             printf("\n%4d %16s  %2d/%2d", s[i].num, s[i].name, s[i].birthday.month,
69                 s[i].birthday.day);
70         }
71     }
72 }