| class Student: | |
| def __init__(self, name, scores): | |
| self.name = name | |
| self.scores = scores | |
| def calculate_average(self): | |
| if len(self.scores) == 0: | |
| return 0 | |
| return sum(self.scores) / len(self.scores) | |
| def is_passing(self, passing_score=40): | |
| return all(score >= passing_score for score in self.scores) | |
| class PerformanceTracker: | |
| def __init__(self): | |
| self.students = {} | |
| def add_student(self, name, scores): | |
| self.students[name] = Student(name, scores) | |
| def calculate_class_average(self): | |
| total_scores = [] | |
| for student in self.students.values(): | |
| total_scores.extend(student.scores) | |
| if len(total_scores) == 0: | |
| return 0 | |
| return sum(total_scores) / len(total_scores) | |
| def display_student_performance(self): | |
| for name, student in self.students.items(): | |
| average = student.calculate_average() | |
| passing = student.is_passing() | |
| status = "Passing" if passing else "Needs Improvement" | |
| print(f"Student: {name}, Average Score: {average:.2f}, Status: {status}") | |
| class_avg = self.calculate_class_average() | |
| print(f"\nClass Average Score: {class_avg:.2f}") | |
| def main(): | |
| tracker = PerformanceTracker() | |
| while True: | |
| name = input("Enter student name (or type 'done' to finish): ") | |
| if name.lower() == 'done': | |
| break | |
| try: | |
| scores = [] | |
| for subject in ["Math", "Science", "English"]: | |
| score = int(input(f"Enter score for {subject}: ")) | |
| scores.append(score) | |
| tracker.add_student(name, scores) | |
| except ValueError: | |
| print("Invalid input. Please enter numeric values for scores.") | |
| tracker.display_student_performance() | |
| if __name__ == "__main__": | |
| main() | |