LeetCode 0621 - Task Scheduler

Parent index: LeetCode 500 Problem Index MOC

Problem Metadata

• LeetCode URL: https://leetcode.com/problems/task-scheduler/
• Frontend ID: 621
• Difficulty: Medium
• Primary category: Heaps & Priority Queues
• Source lists: NeetCode Practice, NeetCode 150, NeetCode 250, Grind 75, Sean Prashad LeetCode Patterns

Related Algorithms

• Heaps & Priority Queues
• Binary Heap
• Top K Elements
• Hash Table
• Greedy Algorithms — Proof Techniques

Research Status

• Problem statement and constraints verified against the LeetCode page.
• Core algorithm explained in paper-style prose.
• Worked examples, edge cases, complexity proof, and pitfalls added.
• Solution variants linked back to the relevant algorithm notes.

See Also

• LeetCode 500 Problem Index MOC
• SWE Interview Preparation MOC