DataOutputStream n = new DataOutputStream(
new BufferedOutputStream(new FileOutputStream(SysDep.getDevNull())));
long t0, t1;
System.out.println("Java Starts at " + (t0=System.currentTimeMillis()));
double k;
for (int i=0; i<100000; i++) {
k = 2.1 * Math.sqrt((double)i);
n.writeDouble(k);
}
System.out.println("Java Ends at " + (t1=System.currentTimeMillis()));
double deltaT = t1-t0;
System.out.println("This run took " +
DecimalFormat.getInstance().format(deltaT/1000.) + " seconds.");
