1. #include<stdio.h>
   
2. //1
   
3. struct Date
   
4. {
   
5.     int year;
   
6.     int month;
   
7.     int day;
   
8. };
   
9. //2
   
10. int isRunNian(int nian);
    
11. int isRunNian(int nian)
    
12. {
    
13.     return (nian%4==0&&nian%100!=0)||(nian%400==0)?1:0;
    
14. }
    
15. //3
    
16. void totalDaysOfThisYear(struct Date wuse)
    
17. {
    
18.     int totalDaysOfThisYear = 0;
    
19.     switch (wuse.month) {// 12 月 25日
    
20.         case 12:
    
21.             totalDaysOfThisYear =totalDaysOfThisYear + 30;
    
22.         case 11:
    
23.             totalDaysOfThisYear =totalDaysOfThisYear + 31;
    
24.         case 10:
    
25.             totalDaysOfThisYear =totalDaysOfThisYear + 30;
    
26.         case 9:
    
27.             totalDaysOfThisYear =totalDaysOfThisYear + 31;
    
28.         case 8:
    
29.             totalDaysOfThisYear =totalDaysOfThisYear + 31;
    
30.         case 7:
    
31.             totalDaysOfThisYear =totalDaysOfThisYear + 30;
    
32.         case 6:
    
33.             totalDaysOfThisYear =totalDaysOfThisYear + 31;
    
34.         case 5:
    
35.             totalDaysOfThisYear =totalDaysOfThisYear + 30;
    
36.         case 4:
    
37.             totalDaysOfThisYear =totalDaysOfThisYear + 31;
    
38.         case 3:
    
39.             totalDaysOfThisYear =totalDaysOfThisYear + isRunNian(wuse.year)?29:28;
    
40.         case 2:
    
41.             totalDaysOfThisYear =totalDaysOfThisYear + 31;
    
42.         case 1:
    
43.         default:
    
44.             break;
    
45.     }
    
46.    
    
47.    totalDaysOfThisYear = totalDaysOfThisYear + wuse.day;
    
48.     printf("----=------%d\n",totalDaysOfThisYear);
    
49. }
    
50. 
    
51. 
    
52. int main()
    
53. {
    
54. //    int result = isRunNian(2008);
    
55. //    result?printf("闰年\n"):printf("平年");
    
56.     struct Date date = {2015,3,1};
    
57.     totalDaysOfThisYear(date);
    
58.     return 0;
    
59. }
    

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