Submission #1250081

#	Time	Username	Problem	Language	Result	Execution time	Memory
1250081		PlayVoltz	Toys (CEOI18_toy)	C++20	100 / 100	2076 ms	86480 KiB

toy

#include <cstdio>
#include <stdio.h>
#include <stdbool.h>
#include <iostream>
#include <map>
#include <vector>
#include <climits>
#include <stack>
#include <string>
#include <queue>
#include <algorithm>
#include <set>
#include <unordered_set>
#include <unordered_map>
#include <cmath>
#include <cctype>
#include <bitset>
#include <iomanip>
#include <cstring>
#include <numeric>
#include <cassert>
#include <random>
#include <chrono>
#include <fstream>
using namespace std;

#define int long long
#define pii pair<int, int>
#define mp make_pair
#define pb push_back
#define fi first
#define se second

int32_t main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int n;
	cin>>n;
	vector<int> vect;
	for (int i=1; i<=sqrt(n); ++i){
		if (!(n%i))vect.pb(i);
		if (!(n%i)&&n!=i*i)vect.pb(n/i);
	}
	sort(vect.begin(), vect.end());
	vector<set<int> > dp(vect.size());
	dp[0].insert(0);
	for (int i=0; i<vect.size(); ++i)for (int j=0; j<i; ++j)if (!(vect[i]%vect[j]))for (auto a:dp[j])dp[i].insert(a+vect[i]/vect[j]-1);
	cout<<dp.back().size()<<"\n";
	for (auto a:dp.back())cout<<a<<" ";
}

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