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Choosing the wrong Map in Java can silently kill performance or break your multithreaded code ⚠️ In this video, we deep-dive ...

In this video, we solve the problem “Subarrays With At Most K Distinct Integers” using an efficient Sliding Window technique ...

Built LeetCode 706 Design HashMap NO built-in Library! put/get/remove method Core: Buckets (lists) + hash % prime. Collisions?

Learn how to solve the Group Anagrams coding interview problem efficiently! In this video, we break down the "Group ...

In this video, I solve the "Isomorphic Strings" LeetCode problem using Java. Problem link: ...

Learn how to solve the 'Maximum Size Subarray Sum Equals K' problem efficiently! In this video, we break down the logic ...

Learn how to solve the Logger Rate Limiter problem effectively! ⏱️ In this video, we break down the logic behind designing a ...

Learn how to solve the Brick Wall problem (LeetCode 554) with a clear, visual step-by-step guide! In this video, we break down ...

Master the 'Group Shifted Strings' coding problem with this clear, visual guide! In this video, we break down how to group ...

Day 11 of Complete DSA Series in Java | Binary Search & Array Problems In this lecture, I solve 2 critical problems focusing on ...

Learn how to solve the Isomorphic Strings problem efficiently using Hash Maps! In this video, we break down the logic behind ...

Learn how to solve the 'Top K Frequent Words' problem efficiently using a Hash Map and a Priority Queue (Min-Heap)! In this ...

Learn how to solve the Isomorphic Strings problem! In this video, we break down the logic behind checking if two strings share ...

Learn how to solve the Bulls and Cows game coding problem efficiently! In this video, we break down the logic behind ...

Accenture Coding Questions 2026 | Accenture Actual Coding Questions | One Shot #accenture #accenturecoding ...

Learn how to solve the 'Contains Duplicate' coding interview problem efficiently using Hash Sets! In this video, we break down ...

Learn how to solve the Continuous Subarray Sum problem (LeetCode 523) efficiently! In this video, we break down the logic ...

Day 4 of 100 Days of Code – Solving Ransom Note Using HashMap in Java In this video, we solve the famous LeetCode 383 ...

About HashMap, insert values in HashMap , get values in HashMap , remove values in HashMap , #HashMap #javaprogramming.

In this video, I explain how Java HashSet works internally and why it is built on top of HashMap. You will learn: • What a HashSet ...