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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. struct node{
  5. 	int key, info;
  6. 	struct node *next;
  7. };
  8.  
  9. static struct node *head, *z;
  10.  
  11. void initialize()
  12. {
  13. 	head = (struct node*)malloc(sizeof *head);
  14. 	z = (struct node*)malloc(sizeof *z);
  15. 	head->next = z;
  16. 	z->next = z;
  17. 	z->key = -1;
  18. }
  19.  
  20. void insert(int n, int info)
  21. {
  22. 	struct node *t, *x;
  23.  
  24. 	t = head;
  25.  
  26. 	while (t->next != z) {
  27. 		t = t->next;
  28. 	}
  29.  
  30. 	x = (struct node *)malloc (sizeof *x);
  31. 	x->key = n;
  32. 	x->next = t->next;
  33. 	t->next = x;
  34. 	x->info = info;
  35. }
  36.  
  37. void show()
  38. {
  39. 	struct node *t = head;
  40.  
  41. 	while (t->next != z) {
  42. 		t = t->next;
  43. 		printf("%d\t%d\n", t->key, t->info);
  44. 	}
  45. }
  46.  
  47. int main()
  48. {
  49. 	initialize();
  50. 	int i, j;
  51.  
  52. 	printf("enter the number and info\n");
  53. 	scanf("%d%d", &i, &j); // i is key and j is info 
  54. 	insert(i, j); // passing arguments to insert function
  55. 	show();
  56. }
Success #stdin #stdout 0s 2428KB
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stdin
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4 5
stdout
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enter the number and info
4	5
https://ideone.com/K8dyd5
language:
C99 (gcc 8.3)
created:
10 years ago
visibility:
public

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