c#混洗列表确定百分比

using System;
using System.Collections.Generic;

class Program
{
    static void Main()
    {
        List<int> numbers = new List<int> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };

        // 混洗列表
        Shuffle(numbers);

        // 确定百分比
        int targetNumber = 5;
        double percentage = CalculatePercentage(numbers, targetNumber);

        Console.WriteLine($"混洗后的列表：{string.Join(", ", numbers)}");
        Console.WriteLine($"数字 {targetNumber} 出现的百分比：{percentage}%");
    }

    static void Shuffle<T>(List<T> list)
    {
        Random random = new Random();
        int n = list.Count;
        while (n > 1)
        {
            n--;
            int k = random.Next(n + 1);
            T value = list[k];
            list[k] = list[n];
            list[n] = value;
        }
    }

    static double CalculatePercentage<T>(List<T> list, T target)
    {
        int count = 0;
        foreach (T item in list)
        {
            if (item.Equals(target))
            {
                count++;
            }
        }
        return (double)count / list.Count * 100;
    }
}