Sorting: There is a series of data in random order, we sort them depending a certain key word Datalist: an finity set of data waiting to be sorted Key: data object has many attribute areas, namely there are many data element, one of all these elements can be used to distinguish object, we use it as sorting key. we also call it sorting code
Sorting: There is a series of data in random order, we sort them depending a certain key word. Datalist: an finity set of data waiting to be sorted. Key: data object has many attribute areas, namely there are many data element, one of all these elements can be used to distinguish object, we use it as sorting key. we also call it sorting code
【Definition】An Abstract Data Type (ADT) is a data type that is organized in such a way that the specification on the objects and specification of the operations on the objects are separated from the representation of the objects and the implementation on the operations
1 Equivalence Relations 【Definition】A relation R is defined on a set S if for every pair of elements (a, b), a, b S, a R b is either true or false. If a R b is true, then we say that a is related to b
string is composed ofn(20) characters in an orderly sequence recorded as s:“c1C2C3…Cn” S is string name c123n is value is a character n is string length Such as,S=“ TSinghua University
2-1 设 n 个人围坐在一个圆桌周围,现在从第 s 个人开始报数,数到第 m 个人,让他出局;然后从出 局的下一个人重新开始报数,数到第 m 个人,再让他出局,……,如此反复直到所有的人全部出局为 止。下面要解决的 Josephus 问题是:对于任意给定的 n, s 和 m,求出这 n 个人的出局序列。请以 n = 9, s = 1, m = 5 为例,人工模拟 Josephus 的求解过程以求得问题的解