HP Coding Interview Questions
25 HP coding interview problems with full optimal solutions — 8 easy, 12 medium, 5 hard. Every problem ships with multiple approaches (brute-force first, then the optimal), complexity tables for each, company-specific tips on what an HP interviewer values, and a FAQ section.
Showing 2 problems of 25
- #54mediumoccasionally asked
54. Spiral Matrix
HP's scanning and imaging pipelines traverse pixel data in structured patterns — raster scans, zigzag patterns, and spiral reads appear in color-calibration and print-head alignment routines. Spiral Matrix tests whether you can maintain boundaries and direction state without off-by-one errors, a critical skill for HP systems engineers.
- #139mediumoccasionally asked
139. Word Break
HP's natural-language processing tools for document scanning and search decompose recognized text sequences into valid dictionary words — essentially the Word Break problem. HP uses it to assess dynamic programming depth and the ability to recognize overlapping subproblems in string segmentation.