This problem is a variant of the Josephus problem which can be solved with segment tree.
这个问题是约瑟夫问题的一个变种，可以用线段树解决。
Line segment tree structure in the tree structure, can carry out the operation of the single point queries, into a period of update.
说明：树结构中线段树结构，可以进行的操作单点查询，成段更新。
The model of grass and tree is described as a set of connected branch segments. Each segment is assumed that one side is fixed and another is free.
草木模型由互相连接的离散段组成，每个离散段一端固定，一端自由。
A new segment coding-based algorithm to automatically creating product structure tree was put forward.
提出了一种基于分段代码自动生成产品结构树的算法。
Phylogenic tree from 29 strains were draw based on the NDV HN gene (part segment), and the result is similar to that of F gene.
根据29株NDVHN基因部分编码序列绘制NDV系统发育进化树，发现F及HN基因的分型结果大致相同。
The method of image segmentation and feature extraction is to segment a individual tree from its surrounding sceneries in the photography image of the woodland, and mark the feature points.
图像分割和特征提取，是将摄影图像里的目标物体与其周围的景物分割，并且获取其特征点数据的方法和技术。
The method of image segmentation and feature extraction is to segment a individual tree from its surrounding sceneries in the photography image of the woodland, and mark the feature points.
图像分割和特征提取，是将摄影图像里的目标物体与其周围的景物分割，并且获取其特征点数据的方法和技术。
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