Submission #582548

#	Time	Username	Problem	Language	Result	Execution time	Memory
582548		amunduzbaev	Toys (CEOI18_toy)	C++17	100 / 100	1679 ms	33384 KiB

toy

#include "bits/stdc++.h"
using namespace std;
 
#define ar array
typedef int64_t ll;
#define int ll

vector<int> res;

void get(int n, int last, int sum){
	if(n == 1){
		res.push_back(sum);
		return;
	}
	
	for(int i=1;i * 1ll * i <= n;i++){
		if(n % i == 0){
			if(i >= last) get(n / i, i, sum + i - 1);
			if(n / i >= last) get(i, n / i, sum + (n / i) - 1);
		}
	}
}

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n; cin>>n;
	get(n, 2, 0);
	sort(res.begin(), res.end());
	res.erase(unique(res.begin(), res.end()), res.end());
	cout<<(int)res.size()<<"\n";
	for(auto x : res) cout<<x<<" ";
	cout<<"\n";
}

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