Sum of n natural number using FOR loop in java

Problem statement:- write a program in java to determine a sum of n natural number using for loop 

package Loops;
import java.util.*;
public class sum {
    public static void main(String[] args) {
      Scanner sc=new Scanner(System.in)    ;      
      int a = sc.nextInt();
      System.out.println("the a is "+a);
      int result=0;
      for (int i=0;i<=a;i++) {
          result=result+i;
    }
      System.out.println("result is "+result);
    }
}
output:-
 7
 the a is 7
 result is 28