Anagram

by Krishna Ananthi

JavaScript

var isAnagram = function (s, t) {
    if (s.length != t.length) return false;
    let map = {};
    for (let i = 0; i < s.length; i++) {
        let letter = s[i];
        if (map[letter])
            map[letter]++;
        else
            map[letter] = 1;
    }

    for (let i = 0; i < t.length; i++) {
        let letter = t[i];
        if (map[letter] === undefined) return false;
        if (map[letter] < 1) return false;
        map[letter] = map[letter] - 1;
    }
    return true;
};

console.log(isAnagram("anagraam","naggaram"));