Java : 백준(2588) 곱셈

정답 코드

import java.util.Scanner;

public class Main {
    public static void main (String[] args) {
        Scanner scan = new Scanner(System.in);

        int a = scan.nextInt();
        int b = scan.nextInt();

        scan.close();

        System.out.println(a*(b%10));
        System.out.println(a*(b%100-b%10)/10);
        System.out.println(a*(b%1000-b%100)/100);
        System.out.println(a*b);

    }
}