class Main { public static void main(String[] args) { int n = 5; for(int i = 0; i < n; i++){ for(int j = n; j > i; j--){ System.out.print(" "); } for(int j = 1; j <= i*2+1; j++){ if(j == 1 || j == i*2+1 || i == 0 || i == n-1){ System.out.print("*"); } else{ System.out.print(" "); } } System.out.println(); } } }