Submission #943484

#	Time	Username	Problem	Language	Result	Execution time	Memory
943484		maxFedorchuk	Toys (CEOI18_toy)	C++17	100 / 100	387 ms	4820 KiB

toy

#include <bits/stdc++.h>
using namespace std;

unordered_set < int > st;

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

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

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

    int n;
    cin>>n;

    cnt(n,0,n);

    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;
}

• Subtask 1: 19 / 19
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 21 / 21