22. 1657. Determine if Two Strings Are Close

class Solution {
    public boolean closeStrings(String word1, String word2) {

        if(word1.length() != word2.length()){
            return false;
        }
        int f1[] = new int[26];
        int f2[] = new int[26];

        //freq count 
        for(int i=0;i<word1.length();i++){
            f1[word1.charAt(i)-'a']++;
            f2[word2.charAt(i)-'a']++;

        }

        //freq match 
        for(int i=0;i<26;i++){
            if((f1[i] == 0 && f2[i] != 0)||(f1[i] != 0 && f2[i] == 0)){
                return false;
            }
        }

        Arrays.sort(f1);
        Arrays.sort(f2);

        return Arrays.equals(f1,f2);

        
    }
}