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Technical Interview2026-08-12

Delete the k-th node from the end of a linked list (head given)

AI-Expanded — inferred from the question title, not from the original candidate report

Given the head of a singly linked list, remove the k-th node from the end of the list and return the head of the modified list. You should aim to complete this operation in a single pass using constant extra space.

Context & Summary

One-hour online interview conducted by three interviewers. Questions covered linked lists, C programming, OS concepts, bit manipulation, and puzzles.

💻 Coding practice works best on desktop.
Code editors are too cramped on mobile screens.