제출 #943487

#제출 시각아이디문제언어결과실행 시간메모리
943487maxFedorchukToys (CEOI18_toy)C++17
59 / 100
5049 ms1216 KiB
#include <bits/stdc++.h>
using namespace std;

unordered_set < int > st;

void cnt(int n,int sum)
{
    st.insert(sum+n-1);

    for(int i=2;i*i<=n;i++)
    {
        if((n%i)==0)
        {
            cnt(n/i,sum+i-1);
            cnt(i,sum+n/i-1);
        }
    }
}

int main()
{
    cin.tie(0);
    ios_base::sync_with_stdio(0);

    int n;
    cin>>n;

    cnt(n,0);

    vector < int > ans;

    for(auto u:st)
    {
        ans.push_back(u);
    }

    sort(ans.begin(),ans.end());

    cout<<ans.size()<<"\n";
    for(auto u:ans)
    {
        cout<<u<<" ";
    }
    cout<<"\n";

    return 0;
}
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