Articles by tag: leetcode

Preparation for live-coding: 15 techniques

Practical techniques for DSA interviews: from Easy tasks to XOR and debugging. Solve faster, avoid mistakes. Prepare for LeetCode tests in weeks.

Patterns Two Pointers HashMap Stack for interviews

Master Two Pointers, HashMap and Stack patterns with code examples. Solve 60% of algorithmic problems faster. For middle/senior developers. Start practicing.

DP on LeetCode: 3 problems with recurrence formulas

Breakdown of Unique Paths, Min Path Sum, Climbing Stairs problems. Recurrence relations, Python code, DP signs. Master dynamic programming for interviews.

Search Algorithms O(log n) vs O(n) in Python

Breakdown of linear, binary, exponential search and hash tables. Code, complexity, selection checklist. For middle/senior developers. Benchmarks and LeetCode examples.