python. 3 |
a = [0] * 3
s = 'a' * 2
print(a, s) # -> [0, 0, 0], 'aa'
a = [0]
b = a
b[0] = 1
print(a, b) # -> [1], [1]
b = a * 2
b[0] = 2
print(a, b)
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