有编号从1到N的N个人坐成一圈报数，报到M的人出局，下一位再从1开始， 如此持续， 直止剩下一位为止，报告此人的编号X。 -Are numbered from 1 to N, N individuals sit in a circle reported that the number of people who report M out, the next one again from a beginning, and so sustained, direct only the re