wanshu.java

完数算法实现

public class wanshu{
	public static void main(String args[]){
		  int   a,b,total;   
  for(a=1;a<=1000;a++)   {   
  total=0;   
  for   (b=1;b<=(a/2+1);b++)   {   
  if   (a%b   ==   0)   total+=b;   
  }   
  if   (total==a)   
  System.out.println(a);
  }
	}
}