UVA11166 带符号二进制 Power Signs

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=23&page=show_problem&problem=2107 [PDF](https://uva.onlinejudge.org/external/111/p11166.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11166/cf5b781bbd68cd9fb1f1eef91f3cc123ab853f6e.png)

Input Format

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Output Format

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