Submission #112406

#	Time	Username	Problem	Language	Result	Execution time	Memory
112406		reda	Toys (CEOI18_toy)	C++14	59 / 100	5043 ms	17064 KiB

toy

#include <bits/stdc++.h>
using namespace std;
int n;
vector <int> v;
vector <int>  ans;
set <int> r;
void dfs (int a, vector <int> v, int s=0 )
{
	ans.push_back(s+a-1);
	for (int m:v)
	{
		if (a%m == 0)
			dfs(a/m,v,s+m-1);
	}
}
int main()
{
	cin >> n;
	for (int i=2; i*i<=n;i++)
	{
		if (n%i!=0) continue;
		v.push_back(i);
		if (i!=n/i)
			v.push_back(n/i);
	}
	dfs(n, v);
	for (auto  i : ans)
		r.insert(i);
	cout << r.size() << endl;
	for (auto it : r)
      cout<<it<<' ';
}

• Subtask 1: 19 / 19
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 21