Bernoulli-Euler装错信封问题的进一步推广

The Further Exlension of the Problem of Bernoulli-Euler Mispacked Envelope

Ｂｅｒｎｏｕｌｌｉ－Ｅｕｌｅｒ装错信封问题是一个古老而有趣的组合问题．文章从不同角度对这一问题进行推广，获得一些有意义的结果．

The problem of Bernoulli-Euler mispacked envelope is an ancient and interesting combinatorial problem, the paper exlended this problem from various angles, obtained some significant result.