99 lines
1.6 KiB
C
99 lines
1.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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typedef struct Node {
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int data;
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struct Node *next;
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} Node;
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void swapNode(Node *a, Node *b);
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void bubbleSort(Node *head);
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Node *constructLinkedList();
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Node *appendNode(Node *node, int data);
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void deleteLinkedList(Node *head);
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int main(void) {
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Node *head = constructLinkedList();
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bubbleSort(head);
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printf("The new list is:");
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Node *ptr = head;
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while (ptr->next != NULL) {
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printf("%d ", ptr->data);
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ptr = ptr->next;
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}
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printf("%d", ptr->data);
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deleteLinkedList(head);
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return 0;
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}
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// Actually only swaps the data inside
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void swapNode(Node *a, Node *b) {
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int tmp = a->data;
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a->data = b->data;
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b->data = tmp;
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}
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void bubbleSort(Node *head) {
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int swapped;
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Node *ptr1;
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Node *ptr2 = NULL;
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if (head == NULL) {
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return;
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}
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do {
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swapped = 0;
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ptr1 = head;
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while (ptr1->next != ptr2) {
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if (ptr1->data > ptr1->next->data) {
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swapNode(ptr1, ptr1->next);
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swapped = 1;
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}
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ptr1 = ptr1->next;
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}
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ptr2 = ptr1;
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} while (swapped);
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}
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Node *constructLinkedList() {
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int data;
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scanf("%d", &data);
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Node *head = malloc(sizeof(Node));
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head->data = data;
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head->next = NULL;
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Node *ptr = head;
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scanf("%d", &data);
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while (data != -1) {
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ptr = appendNode(ptr, data);
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scanf("%d", &data);
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}
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return head;
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}
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Node *appendNode(Node *node, int data) {
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Node *new = malloc(sizeof(Node));
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new->data = data;
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new->next = NULL;
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node->next = new;
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return new;
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}
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void deleteLinkedList(Node *head) {
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if (head != NULL) {
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deleteLinkedList(head->next);
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free(head);
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}
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}
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