Ace the Rust Interview

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intermediate · order 120

k-way merge

heap-merge-01Related book chapters: 20 (optional — this page is complete on its own)k-way-merge

Slug: heap-merge-01 · Paired reading: Chapter 20

Prompt

fn merge_k_sorted(lists: &[Vec<i32>]) -> Vec<i32> — merge k ascending lists. Heap entries are (value, list_idx, elem_idx).