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1# 🎬 Cinema Seat Booking System
2# Learn Python with a real project!
3
4def create_cinema_layout(rows=8, cols=10):
5    """Create cinema seating layout"""
6    seats = []
7    for row in range(rows):
8        row_letter = chr(65 + row)  # A, B, C, ...
9        seats.append([f"{row_letter}{col+1}" for col in range(cols)])
10    return seats
11
12def display_seats(seats, booked):
13    """Display current seat availability"""
14    print("\n🎬 CINEMA BOOKING SYSTEM 🎬")
15    print("=" * 45)
16    print("   " + " ".join([f"{i+1:2}" for i in range(len(seats[0]))]))
17    print("-" * 45)
18
19    for i, row in enumerate(seats):
20        row_letter = chr(65 + i)
21        row_display = []
22        for seat in row:
23            if seat in booked:
24                row_display.append(" X")  # Booked
25            else:
26                row_display.append(" O")  # Available
27        print(f"{row_letter}  {''.join(row_display)}")
28
29    print("-" * 45)
30    print("O = Available | X = Booked")
31    return
32
33def book_seat(seat_id, booked):
34    """Book a specific seat"""
35    if seat_id in booked:
36        return False, "Seat already booked!"
37    booked.add(seat_id)
38    return True, f"Seat {seat_id} booked successfully!"
39
40# Initialize cinema
41cinema = create_cinema_layout()
42booked_seats = {"A5", "A6", "B5", "B6", "C3", "C4", "D7", "D8", "E5"}
43
44# Show current availability
45display_seats(cinema, booked_seats)
46
47# Try booking a seat
48success, msg = book_seat("F5", booked_seats)
49print(f"\n{msg}")