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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. int isleap( Date days );
  11.  
  12. int main(void)
  13. {
  14.     Date date;
  15.  
  16.     date = input_date( date );
  17.  
  18.     if( isleap( date ) ){
  19.         printf("%d/%d/%d is a leap.\n", date.year, date.month, date.day );
  20.     }
  21.  
  22.     return 0;
  23. }
  24.  
  25. Date input_date( Date ymd )
  26. {
  27.     scanf("%d", &ymd.year );
  28.     printf("year  : %d\n", ymd.year); 
  29.     scanf("%d", &ymd.month );
  30.     printf("month : %d\n", ymd.month); 
  31.     scanf("%d", &ymd.day );
  32.     printf("day   : %d\n", ymd.day); 
  33.  
  34.     return ymd;
  35. }
  36.  
  37. int isleap( Date days )
  38. {
  39.     return ( days.year%4 == 0 && days.year%100 != 0 || days.year%400 == 0 );
  40. }
Success #stdin #stdout 0s 5324KB
comments (?)
stdin
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2020
10
29
stdout
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year  : 2020
month : 10
day   : 29
2020/10/29 is a leap.
https://ideone.com/7pyT40
language:
C (gcc 8.3)
created:
7 hours ago
visibility:
public

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