1026: 字符类型判断

import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner cin= new Scanner(System.in);
        char ch=cin.next().charAt(0);
        if(Character.isUpperCase(ch))
            System.out.printf("upper");
        else if(Character.isLowerCase(ch))
            System.out.printf("lower");
        else if(Character.isDigit(ch))
            System.out.printf("digit");
        else
            System.out.printf("other");
    }
}