You are given two strings s1 and s2 of equal length. A string swap is an operation where you choose two indices in a string (not necessarily different) and swap the characters at these indices. Return true if it is possible to make both strings equa

areAlmostEqual.js

/**
 * @param {string} s1
 * @param {string} s2
 * @return {boolean}
 */
var areAlmostEqual = function(s1, s2) {
    // Initialize an array to store the positions where s1 and s2 differ
    let differences = [];

    // Iterate through the strings to find differing positions
    for (let i = 0; i < s1.length; i++) {
        if (s1[i] !== s2[i]) {
            differences.push(i);
        }
    }

    // If there are no differing positions, the strings are already equal
    if (differences.length === 0) {
        return true;
    }

    // If there are exactly two differing positions, check if a single swap can make the strings equal
    if (differences.length === 2) {
        let [i, j] = differences;
        return s1[i] === s2[j] && s1[j] === s2[i];
    }

    // If there are more than two differing positions, it's not possible to make the strings equal with one swap
    return false;
};