列表加法、乘法

fruit = ["apple", "orange", "banana", "cherry"]
numlist = [6, 7]
newlist = fruit + numlist
print(newlist)  # ['apple', 'orange', 'banana', 'cherry', 6, 7]
print([1, 2] + [3, 4])  # [1, 2, 3, 4]
print(['a', 'b'] + [1, True])  # ['a', 'b', 1, True]
print(numlist * 2)  # [6, 7, 6, 7]