原地做呢
同一个数组,改成原地反转。运行下面这段程序:
A = [17, 24, 15, 13, 23]
extra = 0
i = 0
j = len(A) - 1
while i < j:
A[i], A[j] = A[j], A[i]
i += 1
j -= 1
print(extra)
同一个数组,改成原地反转。运行下面这段程序:
A = [17, 24, 15, 13, 23]
extra = 0
i = 0
j = len(A) - 1
while i < j:
A[i], A[j] = A[j], A[i]
i += 1
j -= 1
print(extra)
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