Leetcode Problem 383. Ransom Note

383. Ransom Note

Leetcode Solutions

Approach: Two HashMaps

  1. Create a HashMap noteCounts to store the frequency of each character in the ransomNote.
  2. Create a HashMap magazineCounts to store the frequency of each character in the magazine.
  3. Iterate over each entry (character and count) in noteCounts. a. Check if the character is present in magazineCounts. b. If not, return false. c. If present, check if the count in magazineCounts is less than the count in noteCounts. d. If less, return false.
  4. If all characters are checked and conditions are met, return true.
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Approach: Simulation

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