백준 10820 java

입력 방법이 특이해서 테스트 구현하기가 어려웠다.

import java.io.IOException;
import java.util.Scanner;
import java.util.Vector;

public class bj10820
{
    public static void main(String[] args) throws IOException
    {
        Scanner scanner = new Scanner(System.in);
        int lower;
        int upper;
        int number;
        int blank;
        int i;
        String str;
        char currentChar;
        Vector<Vector<Integer>> data = new Vector<>();

        while(scanner.hasNextLine())
        {
            Vector<Integer> temp = new Vector<>();

            str = scanner.nextLine();
            lower = 0;
            upper = 0;
            number = 0;
            blank = 0;
            for (i = 0; i < str.length(); i++) {
                currentChar = str.charAt(i);
                if (currentChar >= 'a' && currentChar <= 'z')
                {
                    lower++;
                }
                else if (currentChar >= 'A' && currentChar <= 'Z')
                {
                    upper++;
                }
                else if (currentChar >= '0' && currentChar <= '9')
                {
                    number++;
                }
                else if (currentChar == ' ')
                {
                    blank++;
                }
                else
                {
                    ;
                }
            }
            temp.add(lower);
            temp.add(upper);
            temp.add(number);
            temp.add(blank);

            data.add(temp);
        }
        for(Vector<Integer> temp : data)
        {
            System.out.println(temp.get(0) + " "
            +temp.get(1) + " "
            +temp.get(2) + " "
            +temp.get(3));
        }

        scanner.close();
    }
}