Java implementation to find out all the numbers within 1000

/** *  * title: If a number is exactly equal to the sum of its factors, this number is called the "end number". For example, 6=1+2+3. Programming   Finding out all the ends within 1000  * */public class Test9 {     Public static int perfact (int n)  {        int  s = 0;        for  (int i = 1;i  <= n / 2;i++)  {             if  (n % i == 0)  {                 s = s+i;             }        }         if  (s == n)  return 1;         Return 0;    }    public static&nbsP;void main (String[] args)  {        for  (int  i=1;i<=1000;i++)  {            if (Perfact (i )  == 1)  {                 system.out.println (i);             }         }    }}

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Java implementation to find out all the numbers within 1000