name

public class AddingValuesWithAForLoop
    {
        
        public static void main( String[] args ) 
        {
            
            Scanner keyboard = new Scanner(System.in);
            
            System.out.print( "Number: " );
            int number = keyboard.nextInt();
            int sum = 0;
            
            for ( int n = 1; n <= number; n = n+1 ) 
            {
                System.out.print( n + " " );
                
                sum = sum + n;   
            }
            
            System.out.println();
            System.out.println( "The sum is " + sum );
            System.out.println();
            
        }
    }
 
    

Picture of the output