UVA12347 Binary Search Tree

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=278&page=show_problem&problem=3769 [PDF](https://uva.onlinejudge.org/external/123/p12347.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12347/e872a6d3cc1028ef59d9e0b5a344cf7bc0e5507b.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12347/3ea8ccb7394adc7cecac09e4c07b1c5e8fe2948c.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12347/29ec2a542ad75c3e38f3b72fb4311bc8f62e77b2.png)