Week covers remaining patterns:
Day : Intervals ( problems). Practice merge and scheduling.
Day : Greedy ( problems). Identify when greedy applies.
Day : Bit Manipulation ( problems). Learn XOR and bit tricks.
Day : Union Find ( problems). Practice connectivity queries.
Day : Trie ( problems). Build prefix matching intuition.
Day : Mixed Review. Do random problems from different patterns.
Day is rest. Days - are for mock interviews.