using System;
using System.Collections.Generic;
using System.Linq;
public class Program
{
public static void Main()
var ss = new string[10];
for (int i = 0 ; i < 10; i++)
ss[i] = F(() => i) + "\t";
}
string s = F(() => i);
ss[i] += s;
foreach (var s in ss)
Console.WriteLine(s);
static string F(Func<int> fi) => fi().ToString();