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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. #define DIM 4
  5.  
  6. struct stackT
  7. {
  8. 	int stack_array[DIM];
  9. 	int head;
  10. };
  11.  
  12. void init(struct stackT *pila);
  13. int push(struct stackT *pila, int elem);
  14. int pop(struct stackT *pila, int *elem);
  15. int sizee(struct stackT *pila);
  16. int is_emptyy(struct stackT *pila);
  17.  
  18. int main()
  19. {
  20. 	struct stackT p;
  21. 	char f, s;
  22. 	int a;
  23. 	int b;
  24. 	init(&p);
  25. 	printf("continui [s\\n]");
  26. 	scanf(" %c", &s);
  27. 	do
  28. 	{
  29. 		printf("inserisci a\n");
  30. 		scanf("%d", &a);
  31. 		if (push(&p, a) == 1)
  32. 		{
  33. 			printf("la pila è piena\n");
  34. 			s = 'n';
  35. 		}
  36. 		else
  37. 		{
  38. 			printf("size %d\n", sizee(&p));
  39. 		}
  40. 	}
  41. 	while (s == 's');
  42.  
  43. //	printf("1=vuoto\n, 0=piento\n %d\n", is_emptyy(&p));
  44.  
  45. 	printf("cancellare? [s\\n]");
  46. 	scanf(" %c", &f);
  47. 	printf("\n");
  48.  
  49. 	do
  50. 	{
  51. 		if (pop(&p, &b) == 1)
  52. 		{
  53. 			printf("la pila è vuota");
  54. 			f = 'n';
  55. 		}
  56. //		printf("%d", b);
  57. 		printf("p.head: %d\n", p.head );
  58. 	}
  59. 	while (f == 's');
  60.  
  61. //	printf("1=vuoto, 0=piento\n %d\n", is_emptyy(&p));
  62.  
  63. 	return 0;
  64. }
  65.  
  66. void init(struct stackT *pila)
  67. {
  68. 	pila->head = 0;
  69. 	return;
  70. }
  71.  
  72. int push(struct stackT *pila, int elem)
  73. {
  74. 	if (pila->head == DIM)
  75. 		return 1;
  76. 	pila->stack_array[pila->head] = elem;
  77. 	pila->head++;
  78. 	return 0;
  79. }
  80.  
  81. int pop(struct stackT *pila, int *elem)
  82. {
  83. 	if (pila->head == 0)
  84. 		return 1;
  85. 	*elem = pila->stack_array[pila->head];
  86. 	pila->head--;
  87. 	return 0;
  88. }
  89.  
  90. int sizee(struct stackT *pila)
  91. {
  92. 	return pila->head;
  93. }
  94.  
  95. int is_emptyy(struct stackT *pila)
  96. {
  97. 	if (pila->head == 0)
  98. 		return 1;
  99. 	return 0;
  100. }
Success #stdin #stdout 0s 10320KB
comments (?)
stdin
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s
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s
stdout
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continui [s\n]inserisci a
size 1
inserisci a
size 2
inserisci a
size 3
inserisci a
size 4
inserisci a
la pila è piena
cancellare? [s\n]
p.head: 3
p.head: 2
p.head: 1
p.head: 0
la pila è vuotap.head: 0
https://ideone.com/zJa1AU
language:
C (gcc 8.3)
created:
6 years ago
visibility:
secret

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