Java : Tabel Perkalian(Inputan)

Ngitung perkalian seperti di tabel,.. Baris x Kolom,..

package pbo;

import java.util.Scanner;

public class Tabel {

    public static void main(String args[]) {
        int a,b,c,d;
        Scanner input = new Scanner(System.in);
        System.out.print("Masukan Angka = ");
            a = input.nextInt();

        for(b=1; b<=a ;b++){

            for(c=1; c<= a;c++){

                if ((c+(b*c)-c)<10){
                System.out.print(c+(b*c)-c);System.out.print("    ");
                }
                else if ((c+(b*c)-c)>9){
                System.out.print(c+(b*c)-c);System.out.print("   ");
                }
                else if ((c+(b*c)-c)>10){
                System.out.print(c+(b*c)-c);System.out.print("");
                }
                else {
                System.out.print(c+(b*c)-c);
                }
            }
            System.out.println("");
        }       
    }
}