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Python 的交換二個變數的值,可透過以下方式交換。

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a = 5
b = 100
print(f"交換前 a = {a}, b = {b}")
a, b = b, a
print(f"交換後 a = {a}, b = {b}")
交換前 a = 5, b = 100
交換後 a = 100, b = 5

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