23 lines
258 B
C++
23 lines
258 B
C++
#include<cstdio>
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using namespace std;
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bool isw(int n)
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{
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int sum=1;
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for(int i=2;i*i<=n;i++)
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{
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if(n%i==0)
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{
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sum+=i+n/i;
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if(i*i==n) sum-=i;
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}
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}
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return sum==n;
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}
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int main()
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{
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for(int i=2;i<=100;i++)
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if(isw(i)) printf("%d\n",i);
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return 0;
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}
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