Grokking Advanced Coding Patterns for Interviews
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Solution: Range Minimum Query
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Problem Statement

You are given an array nums containing n integers and a 2D array queries of length q, where queries[i] = [start<sub>i</sub>, end<sub>i</sub>], representing a starting and ending range (inclusive).

Return an array of size q, where each element is the minimum value in the respective range from nums.

Examples

Example 1:

  • Input: nums = [2, 6, 1, 12, 9, 5, 3, 7], queries = [[0, 3], [2, 5], [0, 1], [3, 7], [0, 7], [4, 6], [4, 5]]
  • Output: [1, 1, 2, 3, 1, 3, 5]
  • Justification:
    • For the range [0, 3], the minimum is 1.

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