[JAVA]구구단 단을 입력받아 자동입력되게 만들기

import java.util.Scanner;
//구구단작성
public class Sample3_su3 {
	private static int scan() {
		Scanner sc = new Scanner(System.in);
		int scan = sc.nextInt();
		return scan;
	}
	private static int mul(int x, int y) {
		int mul=1;
		for(int i=x ;i <= y; i++ ) {
			for(int j=1; j <=9 ; j++) {
				mul = i*j;
				System.out.println(i+"X"+j+"="+mul);
			}
		}
		return mul;
	}
	public static void main(String[] args) {
			System.out.println("시작단,끝단입력");
			int x = scan();
			int y = scan();
			int mul = mul(x,y);
		}
	}