Day 14 practice

Create a Set that can hold a series of ages. All ages will be whole numbers (meaning no decimal point) represented as Integer values. You...

The following Map should have 7 entries, with a string key for every day of the week. Each value should be a double that represents the...

Octavia has given you a list of movies. She is tired of deciding what to watch by name and now wants to be able to pick them by the...

The method mapNums returns a HashMap that stores values of how many times a given key digit has appeared in an input String. Write a...

The method below takes in a set of String names of students. Below, use this set names to create a map (either HashMap or TreeMap is...

Sometimes, rather than remove a single item we may want to remove many items with a single method call. The method below takes in a set...

Write a method that returns true if all values in the given array are in the given set. If any value from values is not in numberSet,...