public class Speedometer extends java.lang.Object
Speedometer()
Speedometer(int size)
void
add(long count)
double
speed()
speed(int second)
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
public Speedometer()
public Speedometer(int size)
public void add(long count)
public double speed(int second)
second
public double speed()