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  1. #include<stdio.h>
  2. #include<math.h>
  3. typedef struct
  4. {
  5. 	int d, m, y;
  6. } Date;
  7. int isLeap(int y)
  8. {
  9. 	return (y%4==0)&&(y%100!=0)||(y%400==0);
  10. }
  11. int diff(Date d1, Date d2)
  12. {
  13. 	int dd1=0, dd2=0, y, yref;
  14. 	yref=(d1.y<d2.y)?d1.y:d2.y;
  15. 	for(y=yref;y<d1.y;y++)
  16. 		if(isLeap(y))
  17. 			dd1++;
  18. 	if(isLeap(d1.y) && d1.m>2) dd1++;
  19. 	dd1+=daysTill(d1.m)+d1.d+(d1.y-yref)*365;
  20. 		for(y=yref;y<d2.y;y++)
  21. 			if(isLeap(y))
  22. 	dd2++;
  23. 	if(isLeap(y) && d2.m>2) dd2++;
  24. 	dd2+=daysTill(d2.m)+d2.d+(d2.y-yref)*365;
  25. 	return abs(dd2-dd1);
  26. }
  27. int daysTill(int month)
  28. {
  29. 	int days=0;
  30. 	switch(month)
  31. 	{
  32. 		case 1: days=0;
  33. 		break;
  34. 		case 2: days=31;
  35. 		break;
  36. 		case 3: days=59;
  37. 		break;
  38. 		case 4: days=90;
  39. 		break;
  40. 		case 5: days=120;
  41. 		break;
  42. 		case 6: days=151;
  43. 		break;
  44. 		case 7: days=181;
  45. 		break;
  46. 		case 8: days=212;
  47. 		break;
  48. 		case 9: days=243;
  49. 		break;
  50. 		case 10:days=273;
  51. 		break;
  52. 		case 11:days=304;
  53. 		break;
  54. 		case 12:days=334;
  55. 		break;
  56. 	}
  57. 	return days;
  58. }
  59. main()
  60. {
  61. 	int t;
  62. 	Date d1, d2;
  63. 	scanf("%d",&t);
  64. 	while(t--)
  65. 	{
  66. 		scanf("%d %d %d",&d1.d,&d1.m,&d1.y);
  67. 		scanf("%d %d %d",&d2.d,&d2.m,&d2.y);
  68. 		printf("%d\n",diff(d1,d2));
  69. 	}
  70. }
Success #stdin #stdout 0s 2012KB
comments (?)
stdin 
1
23 9 1960
11 3 2015
stdout 
19892
https://ideone.com/RrADFR
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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