任意两码和差出现个数

简介：Brother Qin Fen, I knew you were coming back, so I proudly came over to see how you were doing. Do you like your welcome? Cui Shijie said with a smile on his face. Ever since he learned that Qin Fen had escaped from a master at the peak of the saint realm, he had put Qin Fen in the same position as himself.