Shamir'sSecretSharing

CSharp · Console

/Program.cs

using System;
using System.Linq;
using System.Collections.Generic;
					
public class Program
{
	public static void Main()
	{
		var e = 1; //seed for test

		Func<int, int, int, IEnumerable<double>> f =
			(n,t,s)=>Enumerable.Range(1,n+1).Select(x=>(s+new int[t-1].Select(k=>new Random(e).Next(251)).Select((c,i)=>c*Math.Pow(x,i+1)).Sum())%251);
		
		Func<int, int, int, IEnumerable<double>> f2 =
			(n,t,s)=>new int[n+1].Select((_,x)=>(s+new int[t-1].Select(k=>new Random(e).Next(251)).Select((c,i)=>c*Math.Pow(x+1,i+1)).Sum())%251);
		
		
		foreach(var i in f(6,3,230))
			Console.Write(i+" ");
		Console.WriteLine();
				
		foreach(var i in f2(6,3,230))
			Console.Write(i+" ");
	}
}