# This is a global variable counter = 0 def display_counter(): # Accessing the global variable print("Current counter value:", counter) def increment_counter(): global counter # Declare that we want to use the global 'counter' counter += 1 print("Counter incremented.") def reset_counter(): global counter counter = 0 print("Counter reset to zero.") # Main program print("Initial counter value:") display_counter() print("\nIncrementing counter...") increment_counter() display_counter() print("\nIncrementing again...") increment_counter() display_counter() print("\nResetting counter...") reset_counter() display_counter()