public static void Main()
for (var i = 1; i <= n; i++)
s = Math.Round(s, 2, MidpointRounding.AwayFromZero);
Console.WriteLine("{0:000} {1:0000000.00} {2:000000000.00}", i, a, s);
a = Math.Round(a, 2, MidpointRounding.AwayFromZero);
Console.WriteLine("{0:0.00}", 010000000000.0 - s);