Shell Sort
Shell Sort: Compare elements at K distance.
Merge Sort
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#include "bits/stdc++.h" using namespace std; class Node { public: int data; Node *next; Node(int d) : data(d), next(NULL) {} }; class LinkedList { private: Node *head; public: LinkedList() : head(nullptr) {} ~LinkedList() { Node *curr = head; while(curr != NULL) { Node *nextNode = curr->next; delete curr; curr = nextNode; } } void insertAtHead(int data) { Node *tempNode = new Node(data); tempNode->next = head; head = tempNode; } void printList() { Node *currNode = head; if (currNode == nullptr) { cout data "; currNode = currNode->next; } cout data == key) { Node *tempNode = head; head = head->next; delete tempNode; return; } // 3. Delete last node Node *curr = head; Node *prev = nu...
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