I would suggest using a set of IF statements. And if that became too complex (Or the numbers were larger such as 5 different actions depending on a value in the range of 1 to 90) then use an enum to define the actions and create an array map of the enums.

Lab 9: Sets in the Java Collection Framework. For this week's lab, you will use two of the classes in the Java Collection Framework: HashSet and TreeSet.You will use these classes to …