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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int a,b;//aを西暦年、ｂを何かの月とする//
  5. 	scanf("%d,%d",&a,&b);
  6.  
  7. 	switch(b){
  8. 	case 2:
  9. 	if(((a%4 == 0) && (a%100 != 0)) || (a%400 == 0)){
  10. 		printf("29");
  11. 	}
  12. 	else {
  13. 	printf("28");
  14. 	}
  15. 	break;
  16. 	case 1:
  17. 	case 4:
  18. 	case 6:
  19. 	case 9:
  20. 	case 11:
  21. 	printf("30");
  22. 	break;
  23. 	default:
  24. 	printf("31");
  25. 	break;
  26. 	}
  27.  
  28. 	return 0;
  29. }
  30.  
  31.  
Success #stdin #stdout 0s 5312KB
comments (?)
stdin
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2001, 2
stdout
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28
https://ideone.com/gknmyn
language:
C (gcc 8.3)
created:
13 hours ago
visibility:
public

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