Completed the Registration System (With Bonus).

.idea/.name

@@ -0,0 +1 @@
+Student.java

src/CourseRegistrationStarter/RegistrationSystem.java

@@ -1,5 +1,6 @@
 package CourseRegistrationStarter;
 import java.util.ArrayList;
+import java.util.Scanner;
 
 public class RegistrationSystem {
     private ArrayList<Course> courses;
@@ -9,16 +10,44 @@ public class RegistrationSystem {
     }
 
     public void addCourseToSystem(Course c) {
-        // TODO: Add the course to the system
+        Scanner scanner = new Scanner(System.in);
+
+        String courseName = scanner.next();
+        String courseCode = scanner.next();
+        int capacity = scanner.nextInt();
+
+        Course newCourse = new Course(courseName, courseCode, capacity);
+        courses.add(newCourse);
     }
 
     public Course findCourseByCode(String code) {
-        // TODO: Search for a course by course code
+        for (Course i : courses)
-        // Return the matching course if found, otherwise return null
+        {
+            if (i.getCourseCode().equals(code))
+            {
+                return i;
+            }
+        }
+        return null;
+    }
+
+    public Course findCourseByName(String name) {
+        for (Course i : courses)
+        {
+            if (i.getCourseCode().equals(name))
+            {
+                return i;
+            }
+        }
         return null;
     }
 
     public void showAllCourses() {
-        // TODO: Print all courses in the system
+        for (Course i : courses)
+        {
+            System.out.println(i.getCourseName());
+            System.out.println(i.getCourseCode());
+            System.out.println(i.getCapacity());
+        }
     }
-}
+}

src/CourseRegistrationStarter/Student.java

@@ -21,8 +21,7 @@ public class Student {
     }
 
     public boolean addCourse(Course c) {
-        // TODO: Register the student in the course if capacity allows
+
-        // Return true if registration was successful, otherwise false
         return false;
     }