// array demo

class ArrayReversal {

	public static void swap (int[] A, int i, int j) {

		int tmp = A[i];
		A[i]=A[j];
		A[j]=tmp;
	}

	public static void main (String args[]) {

		int myarray [];

		int size = Integer.parseInt (args[0]);

		myarray = new int[size];
		
		for (int i=0; i<size; i++) myarray[i] = i;
		for (int i=0; i<size; i++) System.out.print(myarray[i]);
		System.out.println("");

		for (int i=0; i<(int) size/2; i++) swap (myarray, i, size-i-1);
		for (int i=0; i<size; i++) System.out.print(myarray[i]);
		System.out.println("");


	}

}