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五个元素的数组。运行下面这段程序:
def mid_index(a):
slow = 0
fast = 0
while fast + 1 < len(a):
slow += 1
fast += 2
return slow
print(mid_index([13, 15, 17, 23, 24]))
五个元素的数组。运行下面这段程序:
def mid_index(a):
slow = 0
fast = 0
while fast + 1 < len(a):
slow += 1
fast += 2
return slow
print(mid_index([13, 15, 17, 23, 24]))
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