#include <iostream> using namespace std; int perfectnum(int x) { int sum=0; for(int i=1;i<x;i++) { if(x%i==0){ sum+=i; } } return sum; } int main() { int m,n; cin>>m>>n; for(int i=m;i<=n;i++) { if(perfectnum(i)==i) { cout<<i<<' '; } } return 0; }
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