约瑟夫问题：编号为1,2，...n的n个人围坐一圈，约定编号为k的人从1开始报数，数到m的那个人出列，它的下一位又从1报数，数到m的那个人又出列，知道最后所有人都出列，由此产生一个出队编号的序列-Joseph problem: numbered 1,2, ... n individuals sitting around a circle of n, k who agreed numbered starting　1 reported that the number, the number to m man out of the line, it' s the next and　one reported that the number, the number to m the man was out of the line, everyone knows the final out of the line, thereby producing a sequence of numbers　the team