Leetcode Problem 1982. Find Array Given Subset Sums

1982. Find Array Given Subset Sums

Leetcode Solutions

Recursive Disambiguation

  1. Sort the subset sums array.
  2. Identify the absolute value of x as the difference between the first two elements after sorting.
  3. Split the sorted array into two halves, one including x and the other excluding x.
  4. Determine the sign of x by checking which half contains the zero sum (indicating the empty set).
  5. Recursively apply the process to the half that excludes x to recover the remaining elements of the original array.
  6. Repeat the process until all elements are recovered.
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Iterative Subset Sum Construction

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