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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4.  
  5. typedef struct e {
  6. 	char *name;
  7. 	int nbr;
  8. }t_elem;
  9.  
  10. typedef struct node {
  11. 	t_elem data;
  12. 	struct node *prev;
  13. 	struct node *next;
  14. }t_node;
  15.  
  16.  
  17. //Une fonction pour remplir la liste, mais pas d'interret pour toi
  18. void add_elem(t_node **list, char *name) {
  19. 	t_elem e;
  20. 	t_node *elem;
  21. 	t_node *ptr_debut;
  22.  
  23. 	ptr_debut = *list;
  24. 	e.name = name;
  25. 	elem = malloc(sizeof(t_node));
  26. 	elem->data = e;
  27. 	if (*list == NULL) {
  28. 		*list = elem;
  29. 		elem->next = NULL;
  30. 		elem->prev = NULL;
  31. 	} else {
  32. 		while ((*list)->next != NULL) {
  33. 			*list = (*list)->next;
  34. 		}
  35. 		(*list)->next = elem;
  36. 		elem->prev = *list;
  37. 		elem->next = NULL;
  38. 		*list = ptr_debut;
  39. 	}
  40. }
  41.  
  42. //La fonction pour tester si tout a bien marché
  43. void afficher_list(t_node *l) {
  44. 	while (l != NULL) {
  45. 		printf("%s", l->data.name);
  46. 		l = l->next;
  47. 	}
  48. }
  49.  
  50.  
  51.  
  52. int nb_elem_a_copier(t_node *l) {
  53. 	int  i = 0;
  54. 	while (l != NULL) {
  55. 		++i;
  56. 		l = l->next;
  57. 	}
  58. 	return i;
  59. }
  60.  
  61.  
  62. //La fonction interessante
  63. void copy_part(t_node *list, t_elem source) {
  64. 	t_node *ptr_debut = list;
  65.  
  66. 	//on parcours notre liste
  67. 	while (list != NULL) {
  68.  
  69. 		//Si l'element match
  70. 		if (strcmp(list->data.name, source.name) == 0) {
  71.  
  72.  
  73. 			//On doit forement enregistrer le nombre d'element
  74. 			//car plus on va en ajouter, plus la liste va s'agrandir
  75. 			int nb = nb_elem_a_copier(list);
  76. 			while (nb != 0) {
  77. 				add_elem(&ptr_debut, list->data.name);
  78. 				list = list->next;
  79. 				nb--;
  80. 			}
  81. 			return;
  82. 		}
  83. 		list = list->next;
  84. 	}
  85.  
  86. }
  87.  
  88. int main(void) {
  89.  
  90. 	t_node *list = NULL;
  91.  
  92. 	add_elem(&list, "a");
  93. 	add_elem(&list, "z");
  94. 	add_elem(&list, "e");
  95. 	add_elem(&list, "r");
  96. 	add_elem(&list, "t");
  97. 	add_elem(&list, "y");
  98.  
  99. 	afficher_list(list);
  100.  
  101. 	t_elem e;
  102.  
  103. 	e.name = "t";
  104.  
  105. 	copy_part(list, e);
  106.  
  107. 	printf("\n");
  108.  
  109. 	afficher_list(list);
  110.  
  111. 	printf("\n");
  112.  
  113. 	return EXIT_SUCCESS;
  114. }
Success #stdin #stdout 0s 2380KB
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azerty
azertyty
https://ideone.com/5cGyai
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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