Leetcode Problem 1940. Longest Common Subsequence Between Sorted Arrays

1940. Longest Common Subsequence Between Sorted Arrays

Leetcode Solutions

Counting Numbers Approach

  1. Initialize a frequency map to store the count of each number across all arrays.
  2. Iterate through each array in arrays.
  3. For each number in the current array, increment its count in the frequency map.
  4. After processing all arrays, initialize an empty list result to store the longest common subsequence.
  5. Iterate through the frequency map.
  6. If the frequency of a number is equal to the length of arrays, append it to result.
  7. Return the result list.
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Set Intersection Approach

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