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Find longest segment with dominant ends

Last updated: Mar 29, 2026

Quick Overview

This question evaluates algorithmic problem-solving with arrays and complexity-aware design, testing skills in efficient subarray identification, boundary reasoning, and performance analysis within the Coding & Algorithms domain.

  • Medium
  • Amazon
  • Coding & Algorithms
  • Software Engineer

Find longest segment with dominant ends

Company: Amazon

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: Medium

Interview Round: Take-home Project

##### Question Given an integer array nums, find and return the length of the longest contiguous subarray such that the first and last elements of the subarray are strictly greater than every element that appears between them. Brute-force enumeration of all subarrays is not acceptable; design an algorithm that avoids TLE on large inputs.

Quick Answer: This question evaluates algorithmic problem-solving with arrays and complexity-aware design, testing skills in efficient subarray identification, boundary reasoning, and performance analysis within the Coding & Algorithms domain.

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Amazon
Aug 4, 2025, 10:55 AM
Software Engineer
Take-home Project
Coding & Algorithms
2
0
Question

Given an integer array nums, find and return the length of the longest contiguous subarray such that the first and last elements of the subarray are strictly greater than every element that appears between them. Brute-force enumeration of all subarrays is not acceptable; design an algorithm that avoids TLE on large inputs.

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