17 lines
309 B
C++
17 lines
309 B
C++
#include <iostream>
|
|
|
|
using namespace std;
|
|
|
|
//是不是完全数
|
|
bool Perfect(int n) {
|
|
int s = 0;
|
|
for (int i = 1; i < n; i++)
|
|
if (n % i == 0)s += i;
|
|
return s == n;
|
|
}
|
|
|
|
int main() {
|
|
for (int i = 1; i <= 10000; i++)
|
|
if (Perfect(i)) cout << i << " ";
|
|
return 0;
|
|
} |