17. Ransom Note#383
Easy📊 Arrays & HashingFrequency Count
Determine if a ransom note can be constructed from the letters of a magazine.
Examples
Example 1:
Input: ["a","b"]
Output: false
Example 2:
Input: ["aa","ab"]
Output: false
Example 3:
Input: ["aa","aab"]
Output: true
Why learn this
Reinforces frequency counting from a different angle — one-directional character matching.
StringsHash MapsFrequency Counting
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