i did not get it please help me what was wrong in my code
package com.codegym.task.task04.task0442;
/*
Adding
*/
import java.io.*;
import java.util.*;
public class Solution {
public static void main(String[] args) throws Exception {
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
int sum=0;
System.out.println("enter input");
while(n != -1)
{
System.out.println("entered numbers" + n);
sum=sum+n;
if(n==-1)
System.out.println("sum of the numbers" + sum);
break;
}//write your code here
}
}