找规律19,1,17,2,15,3(),4.
问题描述:
找规律19,1,17,2,15,3(),4.
答
19,1,17,2,15,3,(13),4为什么?19,1,17,2,15,3,(13),4分开看19,17,15,13---1,2,3,4,明白了吧
找规律19,1,17,2,15,3(),4.
19,1,17,2,15,3,(13),4为什么?19,1,17,2,15,3,(13),4分开看19,17,15,13---1,2,3,4,明白了吧