package com.insightfullogic.java8.exercises.chapter3; import com.insightfullogic.java8.examples.chapter1.Album; import com.insightfullogic.java8.examples.chapter1.Artist; import com.insightfullogic.java8.exercises.Exercises; import java.util.List; import java.util.stream.Stream; import static java.util.stream.Collectors.toList; public class Question1 { public static int addUp(Stream<Integer> numbers) { return Exercises.replaceThisWithSolution(); } public static List<String> getNamesAndOrigins(List<Artist> artists) { return Exercises.replaceThisWithSolution(); } public static List<Album> getAlbumsWithAtMostThreeTracks(List<Album> input) { return Exercises.replaceThisWithSolution(); } }