import java.util.*;

public class CommaLogic {
	public static void main(String [] args) throws Exception {
		Scanner keyboard = new Scanner(System.in);

		System.out.println("Print from 1 to wwhere? ");
		int n = keyboard.nextInt();

		boolean isFirst = true;

		for (int i = 1; i <= n; i++) {
			if (isFirst) 
				isFirst = false;
			else
				System.out.print(", ");
			System.out.print(i);
		}
	}
}