(2445)별 찍기 -8 (자바)

 

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		
		Scanner inputValue = new Scanner(System.in);
        
        		int n =inputValue.nextInt();
        
        		for (int i = 1; i<=n; i++)
       			{
            
            			for (int j=1; j<=i; j++)
          			{
                  			System.out.print("*");
          			}
            
            			for (int k=1; k<=2*n-2*i; k++)
           			{
                  			System.out.print(" ");
            			}
            
            			for (int j=1; j<=i; j++)
            			{
                  			System.out.print("*");
            			}
             			System.out.println();
        			}
        
        		for (int i=1; i<=n; i++)
        		{
            			for(int j=1; j<=n-i; j++)
            			{
                			System.out.print("*");
                
           			}
            
            			for(int k=1; k < 2*i+1; k++){
                			System.out.print(" ");
            			}
            
            			for(int a=1; a<=n-i; a++)
            			{
                			System.out.print("*");
           			 }
                       		System.out.println();
        		}
		}
}