啊哈添柴——挑戰
1496. 完數
import java.util.Scanner;
/**
* @author yinglongwu
*/
//1496. 完數
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int n= scanner.nextInt();
for (int i = 1; i <= n; i++) {
int sum=0;
for (int j = 1; j < i; j++) {//因數枚舉,不含自身
if (i%j==0) {//如果整除
sum = sum+j;//因數相加
}
}
if (sum == i) { //如果因數和相等
System.out.print(i+" ");//輸出完數
}
}
scanner.close();
}
}