RhombusOfStars

package abstraction;

import java.util.Scanner;

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

        int size = Integer.parseInt(scanner.nextLine());

        for (int i = 1; i <=size; i++) {//защото имаме space в началото
            printLeadingSpaces(i, size);
            printStars(i);
            System.out.println();
        }
        for (int i = size - 1; i >= 0; i--) {
            printLeadingSpaces(i, size);
            printStars(i);
            System.out.println();
        }
    }

    private static void printStars(int starCount) {
        for (int i = 0; i < starCount; i++) {
            System.out.print("* ");
        }
    }

    private static void printLeadingSpaces(int row, int size) {
        int spacesCount = Math.abs(size - row);

        for (int i = 0; i < spacesCount; i++) {
            System.out.print(' ');
        }

    }
}