Leetcode Problem 1329. Sort the Matrix Diagonally

1329. Sort the Matrix Diagonally

Leetcode Solutions

Approach: Sort Diagonals One by One Using Counting Sort

  1. Iterate over all the elements in the matrix to identify the start of each diagonal.
  2. For each diagonal, create a count array with a size equal to the range of values (1 to 100).
  3. Traverse each diagonal, incrementing the count of the corresponding value in the count array.
  4. Iterate over the count array and write back the sorted values into the matrix along the diagonal.
  5. Return the sorted matrix.
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Approach: Hash Table of Heaps

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