# @[Antonio](/space/show?uid=22558)
by tututu @ 2017-01-18 17:31:21
+1
by deluxurous @ 2017-01-18 18:18:52
@[tututu](/space/show?uid=20505) 题目没说明白.根据给出的图看到S3放在S2的右下角不是左下角.说明对于bi(i>=2),保证bi>bi-1.其中bi表示第i个正方形与x轴的交点.
by DPDPDPDP @ 2017-02-09 09:52:14
@[DPDPDPDP](/space/show?uid=34316) +1
by tututu @ 2017-02-09 10:44:36
4 1 1 1 100
不应该为1吗？
by 半凡竹 @ 2018-07-28 15:52:56