System.out.printf("%"+(n)+"s \n")
public class Staircase { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); String str = "#"; for (int i = 0; i < n; i++) { System.out.printf("%" + (n) + "s \n", str); str += "#"; } in.close(); } }