import java.util.Scanner;
public class Wordchange
public static void main(String args[])
Scanner in=new Scanner(System.in);
char c=in.next().charAt(0);
if(c>='A'&&c='a'&&c
全数
0
import java.util.Scanner;
public class Wordchange
public static void main(String args[])
Scanner in=new Scanner(System.in);
char c=in.next().charAt(0);
if(c>='A'&&c='a'&&c
全数