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