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Learn how to solve the Longest Common Subsequence (LCS) problem using Dynamic Programming! In this video, we break ...

No rushed tricks. No confusing jargon. Just clear intuition and human-verified code for LeetCode's essential string-matching ...

topics Pattern Matching and Tries: Pattern matching algorithms-Brute force, the Boyer–Moore algorithm, the Knuth-Morris-Pratt ...

Learn how to implement the strStr() function, a classic coding interview problem that asks you to find the index of a substring ...

Learn how to solve the 'Permutation in String' problem (LeetCode 567) using the efficient Sliding Window technique! In this ...

Learn how to solve the "Subarray Sum Equals K" problem (LeetCode 560) using the optimized Prefix Sum and HashMap ...