Leetcode Problem 2171. Removing Minimum Number of Magic Beans

2171. Removing Minimum Number of Magic Beans

Leetcode Solutions

Sorting and Prefix Sum Optimization

  1. Sort the array of beans in non-decreasing order.
  2. Initialize a variable to keep track of the total sum of beans.
  3. Calculate the total sum of beans in the array.
  4. Initialize a variable to keep track of the prefix sum (beans removed so far).
  5. Iterate through the sorted array, and for each bag: a. Calculate the beans to be removed if all subsequent bags are reduced to the current bag's count. b. Update the prefix sum. c. Update the total sum by subtracting the current bag's bean count. d. Calculate the total beans removed and update the minimum if it's less than the current minimum.
  6. Return the minimum number of beans removed.
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Brute Force with Optimization

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