四个数字有多少种组合三位数

简介：Zhu Cixiang nodded worriedly. He had roughly guessed that this person should be sent by Xiao Hanjun from the capital, but why didn't he go through the Baoding and Kaifeng branches of the Military Intelligence Department? And you didn’t use flying pigeons to send messages? Could it be that there had been some huge change in the imperial court that caused him to rush on the road day and night, and he was so exhausted that he collapsed in shock in his tent.