Monotonic Stack Problems
56 Monotonic Stack problems on LeetCode, a Stack interview pattern, ranked by importance (how often it comes up in real interviews). Difficulty (ELO) and importance shown per problem.
| # | PROBLEM | DIFF | ELO | IMP | PATTERNS |
|---|---|---|---|---|---|
| 1 | Largest Rectangle in Histogram | Hard | 1886 | 92 | |
| 2 | Daily Temperatures | Easy | 1370 | 91 | |
| 3 | Car Fleet | Medium | 1678 | 82 | Sorting + Comparison · Sorting-Based Greedy |
| 4 | Online Stock Span | Medium | 1709 | 82 | Frequency Counting / Hash Map Lookup |
| 5 | Next Greater Element I | Easy | 1200 | 78 | Frequency Counting / Hash Map Lookup |
MORE STACK PATTERNS
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