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import java.util.*;

public class Review {
    // Create a Map of students in section to their favorite word/movie/song/etc
    // Then, edit and print out the Map 

	public static void main(String[] args) {
		// Create the Map (do you want it to do ordered?)
		Map<String, String> favorites = new TreeMap<>();
		// Add key/value pairs to the Map
		favorites.put("me", "キュ毛付きさぼたじ");
		favorites.put("nik", "warp star");
		favorites.put("andy", "none");
		System.out.println(favorites);
		// Delete one of the entries from the Map
		favorites.remove("andy");
		// Override one of the values
		favorites.put("boner", "balls");
		// Loop over the Map and print out all the values seperated by a comma and space
		// Before printing - hypothesize what the output will look like!
		for (String key : favorites.keySet()) {
			System.out.print(favorites.get(key) + ", ");
		}

		System.out.println();

		Set<Integer> intset = new HashSet<>();
		
		for (int i = 0; i < 10; i++) {
			intset.add(i);
		}

		System.out.println(intset);

		Stack<Integer> s = new Stack<>();
		System.out.println(s.isEmpty());

		MusicPlaylist p1 = new MusicPlaylist();
		p1.addSong("ohyeahyeah");
		p1.playSong();
	}
}