C# 抽奖程序winform示例

C# 抽奖程序winform示例

using System;
using System.Collections.Generic;
using System.Linq;
 
public class LotterySimulator
{
    private Random random = new Random();
 
    public List<string> GenerateWinners(int numberOfWinners, int totalParticipants)
    {
        List<string> participants = Enumerable.Range(1, totalParticipants)
                                               .Select(i => i.ToString())
                                               .ToList();
        List<string> winners = new List<string>();
 
        while (winners.Count < numberOfWinners)
        {
            int index = random.Next(participants.Count);
            string winner = participants[index];
            winners.Add(winner);
            participants.RemoveAt(index);
        }
 
        return winners;
    }
}
 
// 使用示例
class Program
{
    static void Main(string[] args)
    {
        LotterySimulator simulator = new LotterySimulator();
        List<string> winners = simulator.GenerateWinners(5, 100); // 假设有100名参与者，抽出5个中奖者
        foreach (var winner in winners)
        {
            Console.WriteLine($"中奖者: {winner}");
        }
    }
}