# 007.ReverseInteger

// https://leetcode-cn.com/problems/reverse-integer/

/**
 * @param {number} x
 * @return {number}
 */
var reverse = function (x) {
    var arr = x.toString().split('');
    var result = 0;
    var safeMin = -Math.pow(2, 31);
    var safeMax = Math.pow(2, 31) - 1;
    if (x < 0) {
        arr.shift();
    }
    result = Number(arr.reverse().join(''));
    result = x < 0 ? -result : result;
    if (result < safeMin || result > safeMax) {
        return 0;
    }
    return result;
};