Submission #266985

#	Time	Username	Problem	Language	Result	Execution time	Memory
266985		Anish08	Toys (CEOI18_toy)	C++14	100 / 100	659 ms	4472 KiB

toy

#include<iostream>
#include<bits/stdc++.h>
using namespace std;
int sum{0};
set<int> s;
void factor(int n,int div )
{
    if(n==1)s.insert(sum);
    else
    {
        sum = sum+n-1;
        s.insert(sum);
        sum = sum -n+1;
        for(int k = max(div,2) ; k*k<=n ; k++)
        {
            if(n%k == 0)
            {
                sum = sum +k-1;
                factor(n/k , k);
                sum = sum -k+1;
            }
        }
    }
    
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int t;
    cin>>t;
    factor(t,1);
    cout<<s.size()<<endl;
    for( auto t = s.begin() ; t != s.end();t++)
    {
        cout<<*t<<" ";
    }
    return 0;
}

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