Скачать или смотреть Leetcode 494 🔥 Target Sum | Recursion + Memoization + Subset Sum Trick | Java DP Handwritten

📄 Description (Optimized for Search + View Duration):

📘 Leetcode 494 – Target Sum

In this video, we solve the Target Sum Problem using Recursion + Memoization and also discuss the famous Subset Sum Conversion Trick that makes it much faster.

💡 What You'll Learn:

Recursion Tree Breakdown

Memoization with Index + Target

Subset Sum Conversion Optimization

Base Cases & Edge Case Handling

Handwritten Java Code + Dry Run

Time & Space Complexity Analysis


🧠 Topic: Dynamic Programming (0/1 Knapsack Style)
📚 Language: Java
✍️ Style: Handwritten + Clean Intuition
🚀 Level: Medium – Must-Do for Interviews & OAs

This is one of the most important DP problems asked in many product-based company interviews!


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🟩 🔖 Hashtags (Boosted for Search + Trend):

#Leetcode494 #TargetSum #DynamicProgramming #SubsetSum #JavaDSA #HandwrittenCode #StudyPlacement #Memoization #LeetcodeDP #KnapsackProblems #CodingInterview


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Timestamps:
00:00 Introduction
00:32 Problem Statement
01:55 Intution + Approach
05:30 Explanation by code
06:50 Recap of Perfect sum problem
08:20 Thank you