using System;

using System.Collections;

using System.Collections.Generic;

using System.Diagnostics;

using System.Linq;

using System.Runtime.CompilerServices;

public class Program{

    private static void Bench(Action method,int passes=1000){

        GC.Collect();

        method();

        var stopwatch = Stopwatch.StartNew();

        for(var index=0;index<passes;++index){method();}

        Console.WriteLine(stopwatch.Elapsed.TotalMilliseconds + " ms");

    }

    public static void Main(string[] args){

        var x = (56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56,56);

        Bench(()=>{

            var z = x.ToArray<int>();

        });

        Bench(()=>{

            var z = x.ToArrayList<int>();

        });

        Bench(()=>{

            var z = x.ToArraySlow<int>();

        });

    }

}

public static class Extensions{

        public static IEnumerable<X> Inline<X>(this ITuple current){

            for(var index=0;index<current.Length;++index){

                yield return (X)current[index];

            }

        }

        public static X[] ToArray<X>(this ITuple current){

            return current.Inline<X>().ToArray();

        }

        public static X[] ToArrayList<X>(this ITuple current){

            var x = new List<X>();

            for(var index=0;index<current.Length;++index){

                x.Add((X)current[index]);

            }

            return x.ToArray();

        }

        public static X[] ToArraySlow<X>(this ITuple current){

            var items = new X[current.Length];

            for(var index=0;index<current.Length;++index){

                items.Add((X)current[index]);

            }

            return items;

        }

        public static X[] Add<X>(this X[] current,params X[] other){

            var result = new X[current.Length + other.Length];

            current.CopyTo(result,0);

            other.CopyTo(result,current.Length);

            return result;

        }

}