import java.util.Scanner;

class Sep17b {
	public static void main(String[] args) {

		Scanner kb = new Scanner(System.in);

		System.out.println("please enter an integer");
		int num = kb.nextInt();

		int i = 1;
		while(i <= num) {
			System.out.println(i);
			i++;
		}

		// for-loop
		for(i = 1; i <= num; i++) {
			System.out.println(i);
		}
	
		/* using for-loop print odd numbers between 1 and 10 */

		for(int j = 1; j <= 10; j++) {
			if (j % 2 == 1) {
				System.out.println(j);
			}
		}	


	}
}