Knapsack Problem Variants
Master the 0/1, unbounded, and fractional knapsack variants with DP solutions and optimization techniques for resource allocation problems.
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Kosaraju's Algorithm for Strongly Connected Components
Find strongly connected components using the two-pass Kosaraju's algorithm with graph transpose and DFS finishing times.
Kruskal's Algorithm: Building Minimum Spanning Trees
Learn Kruskal's algorithm for finding minimum spanning trees in weighted graphs using union-find data structures.
Linear Search vs Binary Search: When Each Algorithm Wins
Compare linear and binary search algorithms, understand when to use each variant, and master binary search for production systems.
Linked Lists: Singly, Doubly, and Circular Variants
Master linked list operations including insertion, deletion, reversal, cycle detection, and knowing when to use singly, doubly, or circular variants.
Longest Common Subsequence: String Alignment Problems
Master the classic DP problem for string similarity, diff tools, and bioinformatics with O(mn) time and space optimization techniques.
Longest Increasing Subsequence: Patience Sorting
Find the longest strictly increasing subsequence in O(n log n) time using patience sorting and binary search techniques.
Memoization vs Tabulation: Two Faces of Dynamic Programming
Understand the two fundamental DP approaches—top-down with memoization and bottom-up with tabulation—plus hybrid techniques like the/m on the fly.
Mock Technical Interviews: Practice Guide
How to simulate real interview conditions, get feedback, and improve systematically using self-assessment and peer practice.
Pointers and Memory Management: A Deep Dive
Master pointer arithmetic, memory layout, stack vs heap allocation, and common memory bugs in C/C++ and systems programming.