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C++ and C Beginner Level ~1 min read

Linked List

Quick Revision Summary

You must be able to produce simple clean linked list implementations quickly. Implement Insert and Delete for singly-linked linked list sorted linked list circular linked list i...

Interactive Practice Mode
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Model Answer & Deep-Dive Explanation

You must be able to produce simple clean linked list implementations quickly.

Implement Insert and Delete for singly-linked linked list sorted linked list circular linked list

int Insert(node** head, int data) int Delete(node** head, int deleteMe)

Split a linked list given a pivot value void Split(node* head, int pivot, node** lt, node** gt) Find if a linked list has a cycle in it. Now do it without marking nodes. Find the middle of a linked list. Now do it while only going through the list once. (same solution as finding cycles)

Interviewer Evaluation Points & Scoring Rubric

  • 1 Analyze Time Complexity (Big O) and Space Complexity explicitly.
  • 2 Address boundary cases: empty input, null pointers, single elements.
  • 3 Write idiomatic, readable code with descriptive variable naming.