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Triangle | LeetCode 120 | 3 Approaches Explained with Complete Intuition

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Sep 25, 2025
18:25

Ready for a classic dynamic programming problem? In this video, we'll solve LeetCode problem 120. Triangle. The goal is to find the minimum path sum from the top of a triangle to the bottom. My solution uses a top-down dynamic programming approach with memoization to efficiently solve this. The problem has optimal substructure and overlapping subproblems, which are the hallmarks of a dynamic programming problem. The minimum path sum to the bottom from any cell depends on the minimum path sum of the cells below it. Connect with me: https://www.linkedin.com/in/sanyam-jain-229052250/ OOPS Series playlist: https://www.youtube.com/playlist?list=PLeh6VbPaYLX8LVS-IPUtt6AjensvzONyV Telegram Channel: https://t.me/sanyamiitguwahati #LeetCode #DynamicProgramming #DP #Recursion #Memoization #ProblemSolving #CodingInterview #DataStructuresAndAlgorithms #LeetCode120 #Cplusplus #Programming #TechInterview #dsa #leetcodeproblemoftheday #leetcodepotd

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Triangle | LeetCode 120 | 3 Approaches Explained with Complete Intuition | NatokHD