using System;

public class EPStream {
 movable fun( Channel( TimeSpan ) result ) {
  int m = 2000001;
  int n = 10;
  Random r = new Random();
  double[] a = new double[m];
  double[] b = new double[m];
  double[] c = new double[m];
  for ( int i = 0; i < m; i++ ) { b [i] = r.NextDouble(); c [i] = r.NextDouble(); }
  double alpha = r.NextDouble();
  TimeSpan ts = new TimeSpan( Int32.MaxValue );
  for ( int i = 0; i < n; i++ ) {
   DateTime from = DateTime.Now;
   for ( int j = 0; j < m; j++ )
    a [j] = b [j] + alpha * c[j];
   TimeSpan ts2 = DateTime.Now.Subtract( from );
   if ( ts2 < ts ) ts = ts2;
  }
  result.Send( 24 * m * TimeSpan.TicksPerSecond * Math.Pow( 10, -9 ) / ts.Ticks );
 }

 double GetResult() & Channel result( double performance ) {
  return performance;
 }

 public static void Main( string[] args ) {
  EPStream e = new EPStream();
  for ( int i = 0; i < CommWorld.Size; i++ )
   e.fun( e.result );
  double performance = 0;
  for ( int i = 0; i < CommWorld.Size; i++ )
   performance += e.GetResult();
   
  Console.WriteLine( "Total performance: " + performance + " Gbytes/sec." );
 }
}