import java.util.Scanner;
public class Judge_case {
public static void main(String[] args) {
Scanner in =new Scanner(System.in);
String s1=in.nextLine();
String b="该字母是大写";
for (int i = 0;i
import java.util.Scanner;
public class Judge_case {
public static void main(String[] args) {
Scanner in =new Scanner(System.in);
String s1=in.nextLine();
String b="该字母是大写";
for (int i = 0;i名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
