DScoder

package company;

public class Order extends Product {

    private int toys;
    private int iceCream;

    Order(int toys, int iceCream){
        this.toys = toys;
        this.iceCream = iceCream;

DScoder

package company;

public class Boss implements Employee {

    private int n = 15;

    @Override
    public void sayWhoAreYou() {
        System.out.println("I am Boss!");
    }

DScoder

package velocity;

public class Car extends Movement {

    Car(String name){
        this.name = name;
    }

    public void getInfoMov(){
        goGoGo();

DScoder

public class Circle {

    private double radius;

    public void setRadius(double radius) {
        if(radius > 0)
            this.radius = radius;
        else
            System.out.println("Error Radius of Circle");

DScoder

import java.util.Arrays;
import java.util.Random;


public class SortRandomArray {
  public static void main(String[] args){
		
		int line = 30;
		int array [] = new int[line];
		int i;

DScoder

import java.util.Random;


public class RandomArray {
  public static void main(String[] args){
		
		int height = 4;
		int line = 5;
		int array [][] = new int[height][line];
		int i,j = 0;

DScoder

public class Rhombus {
  public static void main(String[] args){

    int sizeFig = 9; //Write your own size(3,5,7,9...)

    for(int i=0; i < sizeFig; i++) {  
    for(int k = 0; k < sizeFig; k++) {
      if( k == sizeFig - (sizeFig/2) - i - 1 || k == (sizeFig/2) + i ||
        (i > (sizeFig/2) - 1 && k == sizeFig + (sizeFig/2) - i - 1 ) ||
        (i > (sizeFig/2) - 1 && k == (sizeFig/2) - sizeFig + i + 1) )

DScoder

public class Trigon {

  public static void main(String[] args){

		int sizeFig = 11; //Write your own size(3,5,7,9...)

		for(int i=0; i < sizeFig; i++) {	
		for(int k = 0; k < sizeFig; k++) {
			if( k == sizeFig - (sizeFig/2) - i - 1 || k == (sizeFig/2) + i || i == (sizeFig/2) )
				System.out.print("*");

DScoder

public class Trigon90 {

  public static void main(String[] args){

		int sizeFig = 9; //Write your own size

		for(int i=0; i < sizeFig; i++) {	
		for(int k = 0; k < sizeFig; k++) {
			if(  k == sizeFig - 1 || i == sizeFig - 1 || k == sizeFig - 1 - i)
				System.out.print("* ");

DScoder

public class SquareX {

  public static void main(String[] args){

		int sizeFig = 9; //Write your own size

		for(int i=0; i < sizeFig; i++) {	
		for(int k = 0; k < sizeFig; k++) {
			if( k == 0 || k == sizeFig - 1 || i == 0 || i == sizeFig - 1 
					||	k == i || k == sizeFig - 1 - i)