The dequeue method will also use method incrementIndex to add one to frontIndex (with wrap-around) before returning the value that was at the front of the queue. The other queue methods (empty and size) are the same as those methods for the Stack class -- they just use the value of the numItems field.
In other words, drinking alcohol is not entirely positive. Excessive drinking can cause increased risk of stroke, arrhythmia (irregular heartbeat), and heart muscle disease. Excessive calories that you can get from alcohol can raise your triglyceride (another kind of bad cholesterol). And the increased triglyceride can be potential to affect your LDL to rise.
Alcohol absorption is affected by your size, gender, how much you drink, and how fast you drink.3,5 The more alcohol you drink, the more rapidly the body absorbs it. Likewise, BAC rises faster if you drink a certain amount of alcohol all at once rather than over a long period of time.