How to learn Unique Paths on Grid - 2D DP for coding interviews?

Master Unique Paths on Grid - 2D DP by understanding the core concept and practicing related problems. Key topics: unique paths, grid DP, minimum path sum, 2D array DP, leetcode 62.

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Dynamic Programming Patterns · 4 of 12

Unique Paths on Grid - 2D DP

Count paths and find optimal paths in grids using 2D dynamic programming.

Topics

unique pathsgrid DPminimum path sum2D array DPleetcode 62leetcode 64

What you'll learn

•Core concepts and intuition behind Unique Paths on Grid - 2D DP
•Step-by-step implementation with code examples
•Time and space complexity analysis
•Common interview problems and variations

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Calculate minimum edit operations to transform one string to another using 2D DP.

Kadane's Algorithm - Maximum Subarray

Master Kadane's algorithm for finding maximum (or minimum) subarray sum in O(n) time.

Interval Dynamic Programming

Solve problems on intervals like burst balloons and matrix chain multiplication using interval DP.

Fibonacci Style DP

Solve problems with Fibonacci-like recurrence: climbing stairs, house robber, decode ways.

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