Leetcode 383 Solution

This article provides solution to leetcode question 383 (ransom-note)
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https://leetcode.com/problems/ransom-note

Solution

class Solution {
public:
    bool canConstruct(string ransomNote, string magazine) {
        map<char, int> m;



        for (auto it = magazine.begin(); it != magazine.end(); it++)
            m[*it]++;



        for (auto it = ransomNote.begin(); it != ransomNote.end(); it++)
            if (--m[*it] < 0)
                return false;



        return true;
    }
};