摘要：
Given a single positive integer , we will write an expression of the form where each operator , , etc. is either addition, subtraction, multiplication 阅读全文
posted @ 2020-12-09 15:56
Grandyang
阅读(677)
评论(2)
推荐(0)
公告
|
|||||||||
| 日 | 一 | 二 | 三 | 四 | 五 | 六 | |||
|---|---|---|---|---|---|---|---|---|---|
| 30 | 31 | 1 | 2 | 3 | 4 | 5 | |||
| 6 | 7 | 8 | 9 | 10 | 11 | 12 | |||
| 13 | 14 | 15 | 16 | 17 | 18 | 19 | |||
| 20 | 21 | 22 | 23 | 24 | 25 | 26 | |||
| 27 | 28 | 29 | 30 | 1 | 2 | 3 | |||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 | |||
