並前往https://ey90223.pixnet.net/blog/post/352584391-%E8%B3%87%E9%87%91%E7%AE%A1%E7%90%86%E7%9A%84%E5%B9%AB%E6%89%8B~%E5%87%B1%E5%88%A9%E5%85%AC%E5%BC%8F-%28kelly-formula%29