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def productExceptSelf3(self, nums):
    """
	:type nums: List[int]
	:rtype: List[int]
	"""
	size = len(nums)
	ary_left = [1] * size
	ary_right = [1] * size
	ary_res = []`

    for i in range(size-1):
        ary_left[i+1]*= ary_left[i]*nums[i]

    for i in range(size-1, 0, -1):
        ary_right[i-1]*= ary_right[i]*nums[i]
    
    for i in range(size):
        ary_res.append(ary_left[i]*ary_right[i])
    return ary_res