Two-Pointer Patterns: 3Sum, Container Water, Trapping...

Go beyond the basic two-pointer pattern with in-depth coverage of the classic hard problems: 3Sum with duplicate handling, Container With Most Water.

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Strong fundamentals in data structures and algorithms are the foundation of technical interviews.

Recognizing coding interview patterns is more effective than memorizing individual solutions.

Keep our data structures cheat sheet handy during practice sessions.

Continue building your skills with Dynamic Programming for Coding Interviews: Patterns, Not....

Continue building your skills with Graph Algorithm DFS, BFS, and Advanced Graph Problems.

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