LC_cpp/242_valid_anagram.cpp

// Given two strings s and t, return true if t is an anagram of s, and false otherwise.

// Example 1:
// Input: s = "anagram", t = "nagaram"
// Output: true

// Example 2:
// Input: s = "rat", t = "car"
// Output: false

#include <vector>
#include <string>
#include <iostream>

using namespace std;
class Solution
{
public:
    bool isAnagram(string s, string t)
    {
        vector<int> table(26);
        if (s.size() != t.size())
            return false;
        for (int i = 0; i < s.size(); i++)
        {
            table[(int)s[i] - 'a'] += 1;
            table[(int)t[i] - 'a'] -= 1;
        }
        for (auto i : table)
        {
            if (i != 0)
                return false;
        }
        return true;
    }
};

int main()
{
    string s = "car";
    string t = "rat";
    Solution so;
    cout << so.isAnagram(s, t) << endl;
}