c-sharp-chung-dichi.cs

  static readonly string[] EarthlyBranches = { "子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥" };
  static readonly string[] Zodiacs = { "鼠", "牛", "虎", "兔", "龍", "蛇", "馬", "羊", "猴", "雞", "狗", "豬" };
  static readonly int[] SixClashIndex = { 6, 7, 8, 9, 10, 11, 0, 1, 2, 3, 4, 5 };

  public static void CalculateZodiacClash(DateTime date)
  {
      int earthlyIndex = GetEarthlyBranchIndex(date);
      string earthlyBranch = EarthlyBranches[earthlyIndex];

      int clashIndex = SixClashIndex[earthlyIndex];
      string clashZodiac = Zodiacs[clashIndex];

     

      Console.WriteLine($"日期: {date:yyyy-MM-dd}");
      Console.WriteLine($"地支: {earthlyBranch}");
      Console.WriteLine($"沖生肖: {clashZodiac}");
   }

  private static int GetEarthlyBranchIndex(DateTime date)
  {
      DateTime baseDate = new DateTime(1900, 1, 1);
      int daysSinceBase = (date - baseDate).Days;
      return (daysSinceBase + 10) % 12; // 修正偏移值
  }



  static void Main(string[] args)
  {

      DateTime date1 = new DateTime(2025, 7, 21);
      CalculateZodiacClash(date1);

      DateTime date2 = new DateTime(2026, 5, 11);
      CalculateZodiacClash(date2);


      DateTime date3 = new DateTime(2027, 2, 19);
      CalculateZodiacClash(date3);

  }


    // Result

    /*

    日期: 2025-07-21
    地支: 卯
    沖生肖: 雞
    日期: 2026-05-11
    地支: 酉
    沖生肖: 兔
    日期: 2027-02-19
    地支: 巳
    沖生肖: 豬



    */