| | | 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.RomanToInteger.Iterative; |
| | | 13 | | |
| | | 14 | | internal class SubtractiveRomanNumeral(RomanSymbol firstSymbol, RomanSymbol secondSymbol, int value) |
| | 6 | 15 | | : RomanNumeral(firstSymbol, |
| | 6 | 16 | | value) |
| | | 17 | | { |
| | | 18 | | private static List<SubtractiveRomanNumeral>? _subtractiveRomanNumerals; |
| | | 19 | | |
| | 22 | 20 | | public RomanSymbol SecondSymbol { get; } = secondSymbol; |
| | | 21 | | |
| | 1 | 22 | | public static SubtractiveRomanNumeral IV => new(RomanSymbol.I, RomanSymbol.V, 4); |
| | 1 | 23 | | public static SubtractiveRomanNumeral IX => new(RomanSymbol.I, RomanSymbol.X, 9); |
| | 1 | 24 | | public static SubtractiveRomanNumeral XL => new(RomanSymbol.X, RomanSymbol.L, 40); |
| | 1 | 25 | | public static SubtractiveRomanNumeral XC => new(RomanSymbol.X, RomanSymbol.C, 90); |
| | 1 | 26 | | public static SubtractiveRomanNumeral CD => new(RomanSymbol.C, RomanSymbol.D, 400); |
| | 1 | 27 | | public static SubtractiveRomanNumeral CM => new(RomanSymbol.C, RomanSymbol.M, 900); |
| | | 28 | | |
| | | 29 | | public static List<SubtractiveRomanNumeral> SubtractiveRomanNumerals => |
| | 12 | 30 | | _subtractiveRomanNumerals ??= GetSubtractiveRomanNumerals(); |
| | | 31 | | |
| | | 32 | | public override string ToString() |
| | 0 | 33 | | { |
| | 0 | 34 | | return Symbol.ToString() + SecondSymbol; |
| | 0 | 35 | | } |
| | | 36 | | |
| | | 37 | | private static List<SubtractiveRomanNumeral> GetSubtractiveRomanNumerals() |
| | 1 | 38 | | { |
| | 1 | 39 | | return |
| | 1 | 40 | | [ |
| | 1 | 41 | | IV, |
| | 1 | 42 | | IX, |
| | 1 | 43 | | XC, |
| | 1 | 44 | | XL, |
| | 1 | 45 | | CD, |
| | 1 | 46 | | CM |
| | 1 | 47 | | ]; |
| | 1 | 48 | | } |
| | | 49 | | } |