Editorial Staff - - C Programming Tutorial
In this program, we are going to share a C program to find middle of linked list. If you are a beginner and want to start learning the C programming, then keep your close attention in this tutorial as I am going to share a c program to find middle of linked list.
We have designed this program for beginners for learning purpose. Copy below c program and execute it with c compiler to see the output of the program.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | #include<stdio.h> #include<stdlib.h> struct Node { int data; struct Node* next; }; void printMiddle(struct Node *head) { struct Node *slow_ptr = head; struct Node *fast_ptr = head; if (head!=NULL) { while (fast_ptr != NULL && fast_ptr->next != NULL) { fast_ptr = fast_ptr->next->next; slow_ptr = slow_ptr->next; } printf("The middle element is [%d]\n\n", slow_ptr->data); } } void push(struct Node** head_ref, int new_data) { struct Node* new_node = (struct Node*) malloc(sizeof(struct Node)); new_node->data = new_data; new_node->next = (*head_ref); (*head_ref) = new_node; } void printList(struct Node *ptr) { while (ptr != NULL) { printf("%d->", ptr->data); ptr = ptr->next; } printf("NULL\n"); } int main() { struct Node* head = NULL; int i; for (i=5; i>0; i--) { push(&head, i); printList(head); printMiddle(head); } return 0; } |
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