public static Integer max(Vessel<Integer> x, Vessel<Integer> y) {
Integer xVal = x.peek();
Integer yVal = y.peek();
if (xVal.compareTo(yVal) > 0) {
return xVal;
}
return yVal;
}
public static double ratio(Vessel<Integer> x, Vessel<Integer> y) {
Integer xVal = x.peek();
Integer yVal = y.peek();
return ((double) xVal) / ((double) yVal);
}
/* Remove the item from the vessel and return it. */
public static Integer remove(Vessel<Integer> v) {
Integer rVal = v.peek();
v.put(null); // displace the occupant.
return rVal;
}
