{Complexity}

There is useful class to make the number looks pretty. this class is not convenient as much as programming with C though, we can do whatever we want in java

import java.text.NumberFormat;

NumberFormat formatter = new DecimalFormat(“#.00″);
System.out.println(formatter.format((float)totalTime/(float)gotPacket));

as it implaies, the output looks like “XX.00 ”

Class NumberFormat