Coding interview learning paths
Follow a deliberate sequence instead of guessing what to solve next. Each path is ordered by skill dependency and difficulty; progress is shared with the full problem library.
Browse the complete problem libraryInterview Roadmap
Recommended
The complete core curriculum, ordered from fundamentals through advanced interview patterns.
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Coding Foundations
A confidence-building route through loops, strings, arrays, maps, and basic searching.
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Arrays & Strings
Progress from frequency maps and pointer scans to windows, prefixes, and monotonic structures.
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Data Structures
Practice stacks, linked lists, matrices, trees, and graph traversal in a deliberate order.
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Dynamic Programming
Build from one-dimensional recurrences to subsequences, segmentation, and two-dimensional state.
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