61886946

CSharp · Console

/Program.cs

using System;
using System.Linq;
using System.Collections.Generic;
					
public class Program
{
	public static HashSet<string> array = new HashSet<string>(){"a", "b", "c"};
	public static void Main()
	{
		var choice = "c";
		if(array.Contains(choice))		
			Console.WriteLine("Implement your business logic");
	}
}