beatles = []
print("Krok 1:", beatles)
beatles.append("John Lennon")
beatles.append("Paul McCartney")
beatles.append("George Harrison")
print("Krok 2:", beatles)
for i in range(1):
beatles.append("Stu Sutcliffe")
beatles.append("Pete Best")
print("Krok 3:", beatles)
del beatles[3]
del beatles[3]
print("Krok 4:", beatles)
beatles.insert(0, "Ringo Starr")
print("Krok 5:", beatles)
# Sprawdzanie długości listy.
print("The Fab", len(beatles))
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