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}");}}
}