Loops/Diamond

import java.util.Scanner;

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

        Scanner console = new Scanner(System.in);

        int n = Integer.parseInt(console.nextLine());
        int leftRightLines = (n - 1) / 2;
        if (n == 1) {
            System.out.println("*");
        }
        if (n == 2) {
            System.out.println("**");
        }
        if (n % 2 != 0 && n > 1) {
            System.out.println(method("-", (n - 1) / 2) + "*" + method("-", (n - 1) / 2));
            for (int i = 1; i <= (n - 1) / 2; i++) {
                System.out.println(method("-", leftRightLines - i) + "*" + method("-", i) + method("-", i - 1) +
                        "*" + method("-", leftRightLines - i));
            }
            for (int i = 1; i <= (n - 1) / 2 - 1; i++) {
                System.out.println(method("-", i) + "*" + method("-", (n - 4) - (2 * (i - 1))) + "*" + method("-", i));

            }
            System.out.println(method("-", (n - 1) / 2) + "*" + method("-", (n - 1) / 2));

        }
        if (n % 2 == 0 && n > 2) {
            System.out.println(method("-", (n - 1) / 2) + "**" + method("-", (n - 1) / 2));
            for (int i = 1; i <= (n - 1) / 2; i++) {
                System.out.println(method("-", leftRightLines - i) + "*" + method("-", i) + method("-", i) +
                        "*" + method("-", leftRightLines - i));
            }

            for (int i = 1; i <= (n - 1) / 2 - 1; i++) {
                System.out.println(method("-", i) + "*" + method("-", (n - 4) - (2 * (i - 1))) + "*" + method("-", i));
            }
            System.out.println(method("-", (n - 1) / 2) + "**" + method("-", (n - 1) / 2));

        }
    }


    public static String method(String text, int count) {
        String output = "";
        for (int i = 0; i < count; i++) {
            output = output + text;
        }
        return output;
    }
}