Python set 集合運算

x = {"apple", "banana", "cherry"}
y = {"google", "sun", "apple"}
#交集
#z = x.intersection(y)
z=x&y
print(z)
#差集
#z2 = x.difference(y)
z2=x-y
print(z2)
#對稱差
#z3 = x.symmetric_difference(y)
z3=x^y
print(z3)
#聯集
#z4=x.union(y)
z4=x|y
print(z4)