设有n个人围做一圈，现从某个人开始报数，数到m的人出列，接着从出列的下一个人开始重新报数，数到m的人又出列，如此下去，直到所有人都出列为止。运用循环单链表解决约瑟夫环问题。- Is equipped with n personally to encircle makes, presently starts from some person to count off, leaves ranks the number to the m person, meets from the next pe