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DSA sheet · Topic

Stack interview problems

Last in, first out: matching brackets, evaluating expressions, and monotonic stacks for "next greater" questions.

  • 7 problems
  • Java + Python
  • Free, no sign-up
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05 Stack Last in, first out: matching brackets, evaluating expressions, and monotonic stacks for "next greater" questions. 0 / 7
  1. 33 Valid Parentheses Easy Practice Valid Parentheses on LeetCode (opens in a new tab)
  2. 34 Next Greater Element I Easy Practice Next Greater Element I on LeetCode (opens in a new tab)
  3. 35 Min Stack Medium Practice Min Stack on LeetCode (opens in a new tab)
  4. 36 Evaluate Reverse Polish Notation Medium Practice Evaluate Reverse Polish Notation on LeetCode (opens in a new tab)
  5. 37 Daily Temperatures Medium Practice Daily Temperatures on LeetCode (opens in a new tab)
  6. 38 Asteroid Collision Medium Practice Asteroid Collision on LeetCode (opens in a new tab)
  7. 39 Largest Rectangle in Histogram Hard Practice Largest Rectangle in Histogram on LeetCode (opens in a new tab)

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