编写Application程序,接受用户输入的一段英文文字后,输出其中的字符数、单词数和句子数

public static void main(String[] args) { // TODO Auto-generated method stub System。out。println("请输入："); BufferedReader br = new BufferedReader(new InputStreamReader(System。in)); try { String s = br。readLine(); int charCount =0; int wordCount =0; int sentenceCount =0; Pattern p = Pattern。compile("[a-zA-Z]+"); Matcher m = p。matcher(s。toLowerCase()); while(m。find()){ wordCount++; } for(int i=0;i