using System; class c1113 { static int Main() { Console.Write("\n Program starts "); Console.WriteLine(DateTime.Now); int r; int c; const int nr = 10000; const int nc = 10000; double [,] x = new double[nr,nc]; double xsum = 0.0 ; Console.Write(" Array creation "); Console.WriteLine(DateTime.Now); for (r=0;r