目录题目：解法一：迭代法算法思路：python代码实现：解法二：数学公式法算法思路：Python代码实现：解法三：递归法算法思路：Python代码实现：总结题目：
I\'m trying to make sense on the best way to do automatize a series of things in a row in order to deploy a web-app and haven\'t yet came up with a s开发者_开发问答uitable solution. I would like to:
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