23 lines
370 B
C++
23 lines
370 B
C++
#include<bits/stdc++.h>
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using namespace std;
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//判断是不是完全数
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bool isWanShu(int n) {
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int s = 0;
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for (int i = 1; i < n; i++)
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if (n % i == 0) s += i;
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return s == n ? true : false;
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}
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int main() {
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for (int i = 2; i <= 1000; i++) {
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if (isWanShu(i)) {
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cout << i << endl;
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}
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}
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return 0;
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}
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