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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.  
  5. 	int a, b, c, d, e, f, g, h, i, j;
  6. 	scanf ("%d%d%d%d%d%d%d", &a, &b, &c, &d, &e, &f, &g);
  7.  
  8. 	//代分數換假分數
  9. 	int x1, x2;
  10. 	if ( a > 0 )
  11. 		x1 = a * c + b;
  12. 	else
  13. 		x1 = a * c - b;
  14. 	if ( e > 0 )
  15. 		x2 = e * g + f;
  16. 	else
  17. 		x2 = e * g - f;
  18.  
  19. 	//printf ("%d / %d\n", x1, c);
  20. 	//printf ("%d / %d\n", x2, g);
  21. 	//printf ("%d\n", d);
  22.  
  23. 	//假分數加減乘除
  24. 	switch (d) {
  25. 		case 0:
  26. 			i = (x1 * g) + (x2 * c);
  27. 			j = c * g;
  28. 			break;
  29. 		case 1:
  30. 			i = (x1 * g) - (x2 * c);
  31. 			j = c * g;
  32. 			break;
  33. 		case 2:
  34. 			i = x1 * x2;
  35. 			j = c * g;
  36. 			break;
  37. 		case 3:
  38. 			i = x1 * g;
  39. 			j = c * x2;
  40. 			break;
  41. 		default:
  42. 			printf ("error");
  43. 	}
  44.  
  45. 	//printf ("%d / %d\n", i, j);
  46.  
  47. 	if ( i < 0 ) {
  48. 		i = -i;
  49. 		h = - ( i / j );
  50. 	} else if ( i > 0) {
  51. 		h = i / j;
  52. 	}
  53. 	i %= j;
  54.  
  55. 	//printf ("%d %d %d\n", h, i, j);
  56.  
  57. 	if ( i == 0 ) {
  58. 		j = 1;
  59. 	} else {
  60. 		int temp1 = i;
  61. 		int temp2 = j;
  62. 		int temp;
  63. 		while ( temp2 % temp1 != 0 ) {
  64. 			temp = temp2 % temp1;
  65. 			temp2 = temp1;
  66. 			temp1 = temp;
  67. 		}
  68. 		i /= temp1;
  69. 		j /= temp1; 
  70. 	}
  71.  
  72. 	printf ("%d %d %d", h, i, j);
  73.  
  74. 	return 0;
  75. }
  76.  
Success #stdin #stdout 0.01s 5292KB
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https://ideone.com/qs3NRz
Mixed Fraction : Write a program to calculate addition, subtraction, multiplication, and division for two mixed fractions.
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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