- Difficulty: Easy
- Tags: LeetCode, Easy, Hash Table, String, Counting, leetcode-383, O(n), O(1), EPI
Problem
Given two strings ransomNote
and magazine
, return true
if ransomNote
can be constructed by using the letters from magazine
and false
otherwise.
Each letter in magazine
can only be used once in ransomNote
.
Example 1:
Input: ransomNote = "a", magazine = "b" Output: false
Example 2:
Input: ransomNote = "aa", magazine = "ab" Output: false
Example 3:
Input: ransomNote = "aa", magazine = "aab" Output: true
Constraints:
1 <= ransomNote.length, magazine.length <= 105
ransomNote
andmagazine
consist of lowercase English letters.