英文单词求复数问题 编写一个程序，可以将英语规则名词（不考虑不满足以下规则的英语单词）由单数变成复数。已知规则如下： a)以辅音字母y结尾，则将y改成i，再加es； b)以s，x，ch，sh结尾，则加es； c)以元音o结尾，则加es； d)其他情况直接加s。 要求用键盘输入英语规则名词，屏幕输出该名词的复数形式。 样例输入： box 样例输出： Boxes -English words in complex problems

CH模型，化工反应过程建模，面向批次的反应过程-CH model, chemical reaction process modeling, process-oriented batch reactor

In computer science, Prim s algorithm is a greedy algorithm that finds a minimum spanning tree for a connected weighted undirected graph. This means it finds a subset of the edges that forms a tree that includes every vertex, where the total weight o