Posted inCoding Interviews
Binary Search Interview Patterns for 2026
Master binary search for coding interviews: 4 core patterns, a reusable template, and common off-by-one traps with examples.
Posted inCoding Interview Walkthroughs
Backtracking Interview Guide: Patterns for 2026
Master the backtracking pattern for coding interviews: the choose-explore-undo template, Java examples, pruning tips, and a 10-day practice plan.
Posted inCoding Interview Walkthroughs
Two Pointers Pattern for Coding Interviews: 2026 Guide
Master the two pointers pattern for coding interviews: variants, Java examples, common mistakes, and a two-week practice plan to solve array problems in O(n).
Posted inCoding Interviews
Dynamic Programming Interview Guide: 2026 Patterns
Master dynamic programming for coding interviews with a 5-step framework, 1D and 2D patterns, Java examples, and a 2-week practice plan.
Posted inCoding Interviews
Backtracking Pattern for Coding Interviews: 2026 Guide
Master the backtracking pattern for coding interviews: the universal template, classic problems like subsets and N-Queens, pruning tips, and a practice plan.
Posted inCoding Interview Walkthroughs
Trie Pattern for Coding Interviews in 2026
Master the Trie data structure for coding interviews in 2026 - implementation, key LeetCode problems, and when to use it over a hash map.
Posted inCoding Interview Walkthroughs
Monotonic Stack Pattern for Coding Interviews in 2026
Learn the monotonic stack pattern to solve next-greater-element, daily temperatures, and largest-rectangle interview problems in O(n). Worked Java examples for 2026.
Posted inCoding Interviews
Binary Search Patterns for Coding Interviews 2026
Master binary search for coding interviews in 2026. Learn the template, on-answer search, boundary conditions, and common patterns with clear examples.
Backtracking Pattern for Coding Interviews in 2026
Master the backtracking pattern for coding interviews: the choose-explore-undo template, 6 must-know LeetCode problems, and a 5-day practice plan.
Posted inCoding Interview Walkthroughs
Graph BFS and DFS Patterns for Coding Interviews 2026
Master BFS and DFS graph patterns for coding interviews: when to use each, Java templates, cycle detection, and a 7-day LeetCode practice plan for 2026.