我看不懂的英语题
Here are eight empty circles in this chart. Now fill in the circles with the numbers1,2,3,4,5,6,7,8.But you must not put two numbers follow each other ( e.g.1 and 2 or 2 and 3 ) in two circles next to each other that are connected by a line .Try and see if it is as simple as it seems.
┌―○―┐
ⅠⅠⅠ
○―○―○
Ⅰ×Ⅰ×Ⅰ
○―○―○
ⅠⅠⅠ
└―○―┘
（○代表要填数字的空位,直线代表题里指的线）