// Get student names do { newStudent = input.nextLine(); if (!newStudent.equals("")) { students.add(newStudent); } } while(!newStudent.equals("")); // for -each Get student grades for (String student : students) { System.out.print("Grade for " + student + ": "); Double grade = input.nextDouble(); grades.add(grade); } // Print class roster System.out.println("\nClass roster:"); double sum = 0.0; for (int i = 0; i < students.size(); i++) { System.out.println(students.get(i) + " (" + grades.get(i) + ")"); sum += grades.get(i); }