public static void main(String[] args) {
		System.out.println("Unesite broj n");
		Scanner input = new Scanner(System.in);
		int n = input.nextInt();

		for(int i=1; i<=n; i++) {
			System.out.println();
			for(int j=1; j<=i; j++) {
				System.out.print(j + " ");
			}
		}

	}