java 1000以内的完数

Posted 2022-01-30 DQ_CODING

题目

代码

package lesson.l6_review;

public class PrefectNumber 
    public static void main(String[] args) 

        for (int i = 1; i <=1000 ; i++) 
            int num=0;
            for (int j = 1; j <=i-1 ; j++) 
                if (i%j==0)
                    num+=j;
                
            
            if (i==num)
                System.out.print(i+"\\t");