Question

Write an application that asks the user for a natural number. Display all the natural numbers up to and including the user's input. Also display the sum of all those numbers. JAVA

Answer 1

// Screenshot of the code & output

// Code to copy

SumNatural​​​​​​​.java

import java.util.Scanner;

public class SumNatural {

   public static void main(String[] args) {
       int num , sum = 0;
       Scanner input=new Scanner(System.in);
       System.out.print("Enter the natural number: ");
       num=input.nextInt();
      
   for(int i = 1; i <= num; ++i)
   {
   System.out.print(i+" ");
   sum += i;
   }
   System.out.println("\nSum = " + sum);

   }

}