Plan: 18 parts/9 weeks ~ 180 questions.

Some problem of leetcode for the roadmap:

Link: https://neetcode.io/practice

1. Arrays & Hashing

• Random 10 questions to do.

2.1. Two Pointers

• Random 10 questions to do.

2.2. Stack

• Random 10 questions to do.

3.1. Binary Search

• Random 10 questions to do.

3.2. Sliding Window

• Random 10 questions to do.

3.3. Linked List

• Random 10 questions to do.

4.1. Trees

• Random 10 questions to do.

5.1. Tries

• Random 10 questions to do.

5.2. Backtracking

• Random 10 questions to do.

6.1. Heap/Priority Queue

• Random 10 questions to do.

6.2. Graph

• Random 10 questions to do.

6.3. 1-D DP

• Random 10 questions to do.

7.1. Intervals

• Random 10 questions to do.

7.2. Greedy

• Random 10 questions to do.

7.3. Advanced Graph

• Random 10 questions to do.

7.4. 2-D DP

• Random 10 questions to do.

7.5. Bit Manipulation

• Random 10 questions to do.

8. Math & Geometry

• Random 10 questions to do.