calculator in java programming

基于Java的一个单词计数器，输入一段字符计算器中不同单词出现的次数，并可以查询某个单词出现的位置以及次数-Java-based word counter, enter the number of times a different word appears in a character calculator, and can query the location of a word and the number of occurrences

Java语言编写的爱尔兰公式计算器，知道两个已知条件可以求得第三个量(calculator of erlangB based on Java)