UVA545 Heads

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=7&page=show_problem&problem=486 [PDF](https://uva.onlinejudge.org/external/5/p545.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA545/0c102917ae240efc1f3f16fd5a2192cbd6273937.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA545/a40d26cbae1095ec6d787b24d4f6b943da93401e.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA545/554405a519da10db2f07b600eb309ff9c0071b6c.png)

Explanation/Hint

输入n，以2^-n = x.xxxE-y的格式输出2的-n次方，输入数据有多组。 Tranlated by @502_Bad_Gateaway