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  Question 7: Conference Attendees Management Using Sets
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FULL QUESTION:
You are managing a conference with multiple sessions.
You have the following data:
- Set A: Registered attendees for the "AI & Data Science" session
- Set B: Registered attendees for the "Cybersecurity" session

Write a Python program to:
1. Collect input from the user (or use predefined attendee sets).
2. List all unique attendees (Union: A | B).
3. List attendees who registered for both sessions (Intersection: A & B).
4. List attendees registered only for AI & Data Science (Difference: A - B).
5. List attendees registered only for Cybersecurity (Difference: B - A).
6. List attendees registered for exactly one session (Symmetric Difference: A ^ B).

SHORT QUESTION:
Manages conference session registrations using Python set operations (Union, Intersection, Difference, Symmetric Difference).

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README & SETUP INSTRUCTIONS:
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# Question 7: Conference Attendees Management Using Sets

- Prerequisites: Python 3.x (Standard library only).
- Setup: None.
- How to Run: python question_07.py
- Expected Behavior: Computes unique, intersecting, and exclusive attendee sets using set theory operators.

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SOURCE CODE FILES:
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1. question_07.py
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AI_Set = {"Ashbi", "Jees", "Rena"}
Cyber_Set = {"Jees", "Merlin"}

student = input("Enter the new student's name: ")
print(" 1. AI & Data Science\n 2. Cybersecurity")
course = int(input("Enter the student's course: "))

if course == 1:
    AI_Set.add(student)
elif course == 2:
    Cyber_Set.add(student)
else:
    print("Invalid Input")
    student = None

if student is not None:
    print("Student Added Successfully")

print("Unique Attendees: ", AI_Set | Cyber_Set)
print("Attendees for both sessions: ", AI_Set & Cyber_Set)
print("Attendees only for AI & Data Science: ", AI_Set - Cyber_Set)
print("Attendees only for Cybersecurity: ", Cyber_Set - AI_Set)
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