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Problem: Find Subsequence of Length K with the Largest Sum

Medium
30 min
Explore how to identify and implement a subsequence of length k that yields the largest sum from an integer array. Understand the top k elements pattern and apply heap data structures to select elements efficiently. This lesson equips you with the skills to solve related coding interview problems with clarity and efficiency.

Statement

You are given an integer array nums and an integer k. Your task is to find a subsequenceA subsequence is an array derived from another array by deleting some or no elements while preserving the order of the remaining elements. of nums of length k that has the largest possible sum.

Constraints:

  • 11 \leq nums.length 1000\leq 1000

  • 105-10^5 \leq nums[i] 105\leq 10^5

  • 11 \leq k \leq nums.length

Problem
Ask
Submissions

Problem: Find Subsequence of Length K with the Largest Sum

Medium
30 min
Explore how to identify and implement a subsequence of length k that yields the largest sum from an integer array. Understand the top k elements pattern and apply heap data structures to select elements efficiently. This lesson equips you with the skills to solve related coding interview problems with clarity and efficiency.

Statement

You are given an integer array nums and an integer k. Your task is to find a subsequenceA subsequence is an array derived from another array by deleting some or no elements while preserving the order of the remaining elements. of nums of length k that has the largest possible sum.

Constraints:

  • 11 \leq nums.length 1000\leq 1000

  • 105-10^5 \leq nums[i] 105\leq 10^5

  • 11 \leq k \leq nums.length