This problem’s author is too lazy to write the problem description, so he only give you a equation like X(eY) == (eY)x, and the value of Y, your task is calculate the value of X. Note : here e is the Natural logarithm.
输入解释
Each line will contain one number Y(Y >= 1). Process to end of file.
输出解释
For each case, output X on one line, accurate to five decimal places, if there are many answers, output them in increasing order, if there is no answer, just output “Happy to Women’s day!”.