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By Difficulty
Daily Challenge:
Paths Around the Walls
(1500)
Solve it to start a streak
stack Problems
11 practice problems tagged stack , from difficulty 1200 to 2000 — solve them in our in-browser judge with instant verdicts. Browse all problems.
Related: strings math sliding-window
| Problem | Topics | Solvers | Acceptance | Difficulty | |
|---|---|---|---|---|---|
| Three Kinds of Brackets | strings stack | 0 | — | 1200 | |
| Collapse Adjacent Pairs | strings stack | 0 | — | 1300 | |
| Next Greater to the Right | stack | 0 | — | 1400 | |
| Days Until Warmer | stack | 0 | — | 1400 | |
| Stock Span | stack | 0 | — | 1400 | |
| Plausible Stack Story | stack | 0 | — | 1500 | |
| Nearest Smaller to the Left | stack | 0 | — | 1500 | |
| Sliding Window Minimum | sliding-window stack | 0 | — | 1600 | |
| Largest Rectangle in a Histogram | stack | 0 | — | 1900 | |
| Sum of Every Minimum | math stack | 0 | — | 1900 | |
| Sum of Every Range | math stack | 0 | — | 2000 |