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  1. #include <stdio.h>
  2.  
  3. typedef struct {
  4.     int year;
  5.     int month;
  6.     int day;
  7. } Date;
  8.  
  9. Date input_date(Date days) {
  10.     scanf("%d %d %d", &days.year, &days.month, &days.day);
  11.     return days; 
  12. }
  13. int isLeap(Date days) {
  14.     int y = days.year;
  15.  
  16.     if ((y % 4 == 0 && y % 100 != 0) || (y % 400 == 0)) {
  17.         return 1; 
  18.     }
  19.     return 0; 
  20. }
  21.  
  22. int main() {
  23.     Date myDate = {0, 0, 0};
  24.  
  25.     myDate = input_date(myDate);
  26.  
  27.  
  28.     if (isLeap(myDate)) {
  29.         printf("%d年%d月%d日は閏年です。\n", myDate.year, myDate.month, myDate.day);
  30.     } else {
  31.         printf("%d年%d月%d日は閏年ではありません。\n", myDate.year, myDate.month, myDate.day);
  32.     }
  33.  
  34.     return 0;
  35. }
Success #stdin #stdout 0.01s 5288KB
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0年0月0日は閏年です。
https://ideone.com/tXb8nt
language:
C99 (gcc 8.3)
created:
2 days ago
visibility:
public

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