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Leetcode Problem 2640. Find the Score of All Prefixes of an Array

2640. Find the Score of All Prefixes of an Array

Leetcode Solutions

Prefix Sum with Maximum Tracking

  1. Initialize an empty list ans to store the scores for each prefix.
  2. Initialize variables sum and mx to 0. sum will hold the running sum of the conversion values, and mx will hold the maximum value seen so far.
  3. Iterate over each element n in the input array nums. a. Update mx to be the maximum of mx and the current element n. b. Calculate the conversion value for the current element as n + mx. c. Add the conversion value to sum to update the running sum. d. Append sum to the ans list.
  4. Return the ans list containing the scores for all prefixes.
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