JAVA实现统计字符次数,键盘录入一个字符串,统计该字符串中大写字母字符,小写字母字符,数字字符出现的次数。
packagetest;importjava.util.Scanner;publicclassbbb{publicstaticvoidmain(String[]arg){Scannersc=newScanner(System.in);Strings1="abcd1234ABC";count(s1);}publicstaticvoidcount(Stringstr){intnumCount=0,AC