import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner keyboard = new Scanner(System.in);
        System.out.println("Please choose a number: ");
        int num = keyboard.nextInt();
int total = 0;
        for (int n = 1; n <= num; n = n+1){

            System.out.println(n + " ");
 total = total + n;


        }
        System.out.println("The sum is: "+ total);










    }
}