c 里面的for循环和函数递归使用有什么区别，相比较各有什么优势

Answer 1

递归，时间复杂度高，运算慢，但程序可读性较高。循环，时间复杂度低，运算快，但是程序可读性较低。

Answer 2

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Answer 3

递归速度快，难一点，循环速度慢。但简单