题解：约瑟夫环问题https://g-ss-hacker.github.io/G-SS-Hacker.github.io/%E9%A2%98%E8%A7%A3%EF%BC%9A%E7%BA%A6%E7%91%9F%E5%A4%AB%E7%8E%AF%E9%97%AE%E9%A2%98/版权声明：本文为qq_30788249原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。原文链接：https://blog.csdn.net/qq_30788249/article/details/100887714