Make trivia have a functional scoreboard

src/main/java/wtf/beatrice/hidekobot/objects/TriviaScore.java

@@ -0,0 +1,31 @@
+package wtf.beatrice.hidekobot.objects;
+
+import net.dv8tion.jda.api.entities.User;
+
+public class TriviaScore
+{
+
+    private final User user;
+    private int score = 0;
+
+    public TriviaScore(User user)
+    {
+        this.user = user;
+    }
+
+    public void changeScore(int add)
+    {
+        score += add;
+    }
+
+    public int getScore() { return score; }
+
+    public User getUser() { return user; }
+
+    @Override
+    public String toString()
+    {
+        return "[" + user.getAsTag() + "," + score + "]";
+    }
+
+}

src/main/java/wtf/beatrice/hidekobot/objects/comparators/TriviaScoreComparator.java

@@ -0,0 +1,18 @@
+package wtf.beatrice.hidekobot.objects.comparators;
+
+import wtf.beatrice.hidekobot.objects.TriviaScore;
+
+import java.util.Comparator;
+import java.util.LinkedList;
+import java.util.List;
+
+/**
+ * This class gets two trivia scores, and compares their score.
+ */
+public class TriviaScoreComparator implements Comparator<TriviaScore> {
+
+    @Override
+    public int compare(TriviaScore o1, TriviaScore o2) {
+        return Integer.compare(o2.getScore(), o1.getScore()); // inverted, because higher number should come first
+    }
+}