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Topological-Sort

Topological Sort

2026-09-13·2 mins

Algorithm Graph Topological-Sort Kahn

Ordering, cycle detection, dependency unlocking, and graph propagation

LeetCode 269: Alien Dictionary

2026-04-26·3 mins

LeetCode Hard Graph Topological-Sort

LeetCode note for Alien Dictionary, rebuilt from the original learning note

LeetCode 851: Loud and Rich

2026-04-13·2 mins

LeetCode Medium Graph Topological-Sort

LeetCode note for Loud and Rich, rebuilt from the original learning note

LeetCode 802: Find Eventual Safe States

2026-04-13·3 mins

LeetCode Medium Graph Topological-Sort

LeetCode note for Find Eventual Safe States, rebuilt from the original learning note

LeetCode 1203: Sort Items by Groups Respecting Dependencies

2026-04-13·3 mins

LeetCode Hard Graph Topological-Sort

LeetCode note for Sort Items by Groups Respecting Dependencies, rebuilt from the original learning note

LeetCode 310: Minimum Height Trees

2026-04-11·2 mins

LeetCode Medium Graph Topological-Sort

LeetCode note for Minimum Height Trees, rebuilt from the original learning note

LeetCode 2115: Find All Possible Recipes from Given Supplies

2026-04-11·3 mins

LeetCode Medium Graph Topological-Sort

LeetCode note for Find All Possible Recipes from Given Supplies, rebuilt from the original learning note

LeetCode 2192: All Ancestors of a Node in a DAG

2026-04-08·3 mins

LeetCode Medium Graph Topological-Sort

LeetCode note for All Ancestors of a Node in a DAG, rebuilt from the original learning note

LeetCode 210: Course Schedule II

2026-04-08·2 mins

LeetCode Medium Graph Topological-Sort

LeetCode note for Course Schedule II, rebuilt from the original learning note

LeetCode 207: Course Schedule

2026-04-08·2 mins

LeetCode Medium Graph Topological-Sort

LeetCode note for Course Schedule, rebuilt from the original learning note