Leetcode Problem 2907. Maximum Profitable Triplets With Increasing Prices I

2907. Maximum Profitable Triplets With Increasing Prices I

Leetcode Solutions

Prefix and Suffix Maximum Profit Calculation

  1. Initialize two arrays l and r of length n to store the maximum profit before and after each index, respectively.
  2. Iterate over the array prices from left to right to fill the l array. For each index j, find the maximum profit from items with a lower index i and a lower price.
  3. Iterate over the array prices from right to left to fill the r array. For each index j, find the maximum profit from items with a higher index k and a higher price.
  4. Initialize a variable res to store the maximum total profit and set it to -1.
  5. Iterate through each index i and calculate the total profit if both l[i] and r[i] are not zero. Update res with the maximum total profit found.
  6. Return res as the final result.
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Binary Search with Dynamic Programming

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