| | | 1 | | // -------------------------------------------------------------------------------- |
| | | 2 | | // Copyright (C) 2025 Eugene Eremeev (also known as Yevhenii Yeriemeieiv). |
| | | 3 | | // All Rights Reserved. |
| | | 4 | | // -------------------------------------------------------------------------------- |
| | | 5 | | // This software is the confidential and proprietary information of Eugene Eremeev |
| | | 6 | | // (also known as Yevhenii Yeriemeieiv) ("Confidential Information"). You shall not |
| | | 7 | | // disclose such Confidential Information and shall use it only in accordance with |
| | | 8 | | // the terms of the license agreement you entered into with Eugene Eremeev (also |
| | | 9 | | // known as Yevhenii Yeriemeieiv). |
| | | 10 | | // -------------------------------------------------------------------------------- |
| | | 11 | | |
| | | 12 | | namespace LeetCode.Algorithms.CustomSortString; |
| | | 13 | | |
| | | 14 | | /// <inheritdoc /> |
| | | 15 | | public class CustomSortStringDictionarySorting : ICustomSortString |
| | | 16 | | { |
| | | 17 | | /// <summary> |
| | | 18 | | /// Time complexity - O (m log m + n), where m is the length of the 's' string and n is the length of the 'order |
| | | 19 | | /// string |
| | | 20 | | /// Space complexity - O (n + n), where m is the length of the 's' string and n is the length of the 'order' st |
| | | 21 | | /// </summary> |
| | | 22 | | /// <param name="order"></param> |
| | | 23 | | /// <param name="s"></param> |
| | | 24 | | /// <returns></returns> |
| | | 25 | | public string CustomSortString(string order, string s) |
| | 6 | 26 | | { |
| | 6 | 27 | | var orderDictionary = new Dictionary<char, int>(); |
| | | 28 | | |
| | 104 | 29 | | for (var i = 0; i < order.Length; i++) |
| | 46 | 30 | | { |
| | 46 | 31 | | orderDictionary[order[i]] = i; |
| | 46 | 32 | | } |
| | | 33 | | |
| | 6 | 34 | | var sortedChars = s.ToList(); |
| | | 35 | | |
| | 6 | 36 | | sortedChars.Sort((x, y) => |
| | 31 | 37 | | { |
| | 31 | 38 | | var orderX = orderDictionary.GetValueOrDefault(x, int.MaxValue); |
| | 31 | 39 | | var orderY = orderDictionary.GetValueOrDefault(y, int.MaxValue); |
| | 6 | 40 | | |
| | 31 | 41 | | return orderX.CompareTo(orderY); |
| | 37 | 42 | | }); |
| | | 43 | | |
| | 6 | 44 | | return new string(sortedChars.ToArray()); |
| | 6 | 45 | | } |
| | | 46 | | } |