Submission #493255

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
493255	2021-12-10T14:01:08 Z	blue	Toys (CEOI18_toy)	C++17	79 / 100	5000 ms	93048 KB

#include <iostream>
#include <vector>
#include <set>
#include <algorithm>
#include <map>
#include <cassert>
#include <unordered_set>
using namespace std;

#define sz(x) (int(x.size()))
using vi = vector<int>;
using ll = long long;

// map< int, vector<int> > res;

vi sf;

long long n;

unordered_set<int> res[40'000]; //i*i <= n
unordered_set<int> res2[40'000]; //i*i >= n, access n/i.

vi solved(1+40'000, 0);
vi solved2(1+40'000, 0);

vector<int> factors[40'000];
vector<int> factors2[40'000];

unordered_set<int>& get_res(long long u)
{
    if(u*u <= n) return res[u];
    else return res2[n/u];
}

vector<int>& get_factors(long long u)
{
    if(u*u <= n) return factors[u];
    else return factors2[n/u];
}

int& get_solved(long long u)
{
    if(u*u <= n) return solved[u];
    else return solved2[n/u];
}



void solve(long long i)
{
    if(get_solved(i)) return;
    else get_solved(i) = 1;

    get_res(i).insert(i-1);

    for(ll j: get_factors(i))
    {
        // cerr << "j = " << j << '\n';
        if(j >= i || j*j > i) break;
            // cerr << i << " -> " << j << '\n';
        long long u = j;
        long long v = i/j;
        solve(u);
        solve(v);
        for(int a: get_res(u))
        {
            for(int b: get_res(v))
            {
                // if(b > a) break;
                get_res(i).insert(a+b);
            }
        }

    }

    // for(int a: ans) cerr << "a = " << a << '\n';


    // get_res(i) = ans;
}

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

    cin >> n;

    if(n == 1)
    {
        cout << "1\n 0\n";
        return 0;
    }



    for(int i = 2; i < n; i++)
    {
        // cerr << i << " " << n%i << ' ' << int(n%i == 0) << '\n';
        if(i*i > n) break;
        if(n % i == 0)
        {
            sf.push_back(i);
            sf.push_back(n/i);
        }
    }

    // for(int i = 2; i <= n; i++)
    // {
    //     // cerr << i << " " << n%i << ' ' << int(n%i == 0) << '\n';
    //     if(n % i == 0)
    //         sf.push_back(i);
    // }

    sf.push_back(n);

    sort(sf.begin(), sf.end());
    sf.erase(unique(sf.begin(), sf.end()), sf.end());

    // for(int q: sf) cerr << q << ' ';
    // cerr << '\n';

    for(int a: sf)
        for(int b: sf)
            if(a < b && b%a==0)
                get_factors(b).push_back(a);


    solve(n);
    unordered_set<int> ans = get_res(n);
    set<int> A;
  for(int a: ans) A.insert(a);

    // cerr << "sf init = " ;
    // for(int q: sf) cerr << q << " ";
    // cerr << "\n";


    cout << sz(A) << '\n';
    for(int r: A) cout << r << ' ';
    cout << '\n';
}

Subtask #1
19.0 / 19.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	6860 KB	Output is correct
2	Correct	3 ms	6796 KB	Output is correct
3	Correct	4 ms	6860 KB	Output is correct
4	Correct	4 ms	6860 KB	Output is correct
5	Correct	4 ms	6860 KB	Output is correct
6	Correct	4 ms	6860 KB	Output is correct
7	Correct	3 ms	6860 KB	Output is correct
8	Correct	4 ms	6860 KB	Output is correct
9	Correct	4 ms	6860 KB	Output is correct
10	Correct	4 ms	6860 KB	Output is correct
11	Correct	4 ms	6860 KB	Output is correct
12	Correct	3 ms	6860 KB	Output is correct
13	Correct	5 ms	6860 KB	Output is correct
14	Correct	5 ms	6860 KB	Output is correct
15	Correct	4 ms	6860 KB	Output is correct
16	Correct	4 ms	6860 KB	Output is correct
17	Correct	4 ms	6784 KB	Output is correct
18	Correct	4 ms	6860 KB	Output is correct
19	Correct	4 ms	6860 KB	Output is correct
20	Correct	4 ms	6860 KB	Output is correct
21	Correct	3 ms	6860 KB	Output is correct
22	Correct	4 ms	6860 KB	Output is correct
23	Correct	4 ms	6860 KB	Output is correct
24	Correct	3 ms	6860 KB	Output is correct
25	Correct	4 ms	6860 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	6860 KB	Output is correct
2	Correct	3 ms	6796 KB	Output is correct
3	Correct	4 ms	6860 KB	Output is correct
4	Correct	4 ms	6860 KB	Output is correct
5	Correct	4 ms	6860 KB	Output is correct
6	Correct	4 ms	6860 KB	Output is correct
7	Correct	3 ms	6860 KB	Output is correct
8	Correct	4 ms	6860 KB	Output is correct
9	Correct	4 ms	6860 KB	Output is correct
10	Correct	4 ms	6860 KB	Output is correct
11	Correct	4 ms	6860 KB	Output is correct
12	Correct	3 ms	6860 KB	Output is correct
13	Correct	5 ms	6860 KB	Output is correct
14	Correct	5 ms	6860 KB	Output is correct
15	Correct	4 ms	6860 KB	Output is correct
16	Correct	4 ms	6860 KB	Output is correct
17	Correct	4 ms	6784 KB	Output is correct
18	Correct	4 ms	6860 KB	Output is correct
19	Correct	4 ms	6860 KB	Output is correct
20	Correct	4 ms	6860 KB	Output is correct
21	Correct	3 ms	6860 KB	Output is correct
22	Correct	4 ms	6860 KB	Output is correct
23	Correct	4 ms	6860 KB	Output is correct
24	Correct	3 ms	6860 KB	Output is correct
25	Correct	4 ms	6860 KB	Output is correct
26	Correct	4 ms	6860 KB	Output is correct
27	Correct	4 ms	6860 KB	Output is correct
28	Correct	4 ms	6860 KB	Output is correct
29	Correct	4 ms	6860 KB	Output is correct
30	Correct	4 ms	6860 KB	Output is correct
31	Correct	4 ms	6988 KB	Output is correct
32	Correct	4 ms	6988 KB	Output is correct
33	Correct	4 ms	6860 KB	Output is correct
34	Correct	4 ms	6860 KB	Output is correct
35	Correct	4 ms	6868 KB	Output is correct
36	Correct	4 ms	6860 KB	Output is correct
37	Correct	4 ms	6860 KB	Output is correct
38	Correct	4 ms	6860 KB	Output is correct
39	Correct	3 ms	6860 KB	Output is correct
40	Correct	4 ms	6860 KB	Output is correct
41	Correct	4 ms	6880 KB	Output is correct
42	Correct	4 ms	6860 KB	Output is correct
43	Correct	4 ms	6860 KB	Output is correct
44	Correct	3 ms	6860 KB	Output is correct
45	Correct	4 ms	6860 KB	Output is correct
46	Correct	4 ms	6860 KB	Output is correct
47	Correct	4 ms	6860 KB	Output is correct
48	Correct	4 ms	6860 KB	Output is correct
49	Correct	3 ms	6860 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	6860 KB	Output is correct
2	Correct	3 ms	6796 KB	Output is correct
3	Correct	4 ms	6860 KB	Output is correct
4	Correct	4 ms	6860 KB	Output is correct
5	Correct	4 ms	6860 KB	Output is correct
6	Correct	4 ms	6860 KB	Output is correct
7	Correct	3 ms	6860 KB	Output is correct
8	Correct	4 ms	6860 KB	Output is correct
9	Correct	4 ms	6860 KB	Output is correct
10	Correct	4 ms	6860 KB	Output is correct
11	Correct	4 ms	6860 KB	Output is correct
12	Correct	3 ms	6860 KB	Output is correct
13	Correct	5 ms	6860 KB	Output is correct
14	Correct	5 ms	6860 KB	Output is correct
15	Correct	4 ms	6860 KB	Output is correct
16	Correct	4 ms	6860 KB	Output is correct
17	Correct	4 ms	6784 KB	Output is correct
18	Correct	4 ms	6860 KB	Output is correct
19	Correct	4 ms	6860 KB	Output is correct
20	Correct	4 ms	6860 KB	Output is correct
21	Correct	3 ms	6860 KB	Output is correct
22	Correct	4 ms	6860 KB	Output is correct
23	Correct	4 ms	6860 KB	Output is correct
24	Correct	3 ms	6860 KB	Output is correct
25	Correct	4 ms	6860 KB	Output is correct
26	Correct	4 ms	6860 KB	Output is correct
27	Correct	4 ms	6860 KB	Output is correct
28	Correct	4 ms	6860 KB	Output is correct
29	Correct	4 ms	6860 KB	Output is correct
30	Correct	4 ms	6860 KB	Output is correct
31	Correct	4 ms	6988 KB	Output is correct
32	Correct	4 ms	6988 KB	Output is correct
33	Correct	4 ms	6860 KB	Output is correct
34	Correct	4 ms	6860 KB	Output is correct
35	Correct	4 ms	6868 KB	Output is correct
36	Correct	4 ms	6860 KB	Output is correct
37	Correct	4 ms	6860 KB	Output is correct
38	Correct	4 ms	6860 KB	Output is correct
39	Correct	3 ms	6860 KB	Output is correct
40	Correct	4 ms	6860 KB	Output is correct
41	Correct	4 ms	6880 KB	Output is correct
42	Correct	4 ms	6860 KB	Output is correct
43	Correct	4 ms	6860 KB	Output is correct
44	Correct	3 ms	6860 KB	Output is correct
45	Correct	4 ms	6860 KB	Output is correct
46	Correct	4 ms	6860 KB	Output is correct
47	Correct	4 ms	6860 KB	Output is correct
48	Correct	4 ms	6860 KB	Output is correct
49	Correct	3 ms	6860 KB	Output is correct
50	Correct	5 ms	7244 KB	Output is correct
51	Correct	5 ms	7116 KB	Output is correct
52	Correct	6 ms	7116 KB	Output is correct
53	Correct	6 ms	7100 KB	Output is correct
54	Correct	4 ms	6952 KB	Output is correct
55	Correct	7 ms	7244 KB	Output is correct
56	Correct	6 ms	7244 KB	Output is correct
57	Correct	5 ms	7244 KB	Output is correct
58	Correct	4 ms	6860 KB	Output is correct
59	Correct	4 ms	6860 KB	Output is correct
60	Correct	4 ms	6860 KB	Output is correct
61	Correct	5 ms	7116 KB	Output is correct
62	Correct	5 ms	6988 KB	Output is correct
63	Correct	4 ms	6860 KB	Output is correct
64	Correct	5 ms	6860 KB	Output is correct
65	Correct	5 ms	7132 KB	Output is correct
66	Correct	6 ms	6860 KB	Output is correct
67	Correct	4 ms	6860 KB	Output is correct
68	Correct	4 ms	6860 KB	Output is correct
69	Correct	3 ms	6860 KB	Output is correct
70	Correct	4 ms	6988 KB	Output is correct

Subtask #4
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	6860 KB	Output is correct
2	Correct	3 ms	6796 KB	Output is correct
3	Correct	4 ms	6860 KB	Output is correct
4	Correct	4 ms	6860 KB	Output is correct
5	Correct	4 ms	6860 KB	Output is correct
6	Correct	4 ms	6860 KB	Output is correct
7	Correct	3 ms	6860 KB	Output is correct
8	Correct	4 ms	6860 KB	Output is correct
9	Correct	4 ms	6860 KB	Output is correct
10	Correct	4 ms	6860 KB	Output is correct
11	Correct	4 ms	6860 KB	Output is correct
12	Correct	3 ms	6860 KB	Output is correct
13	Correct	5 ms	6860 KB	Output is correct
14	Correct	5 ms	6860 KB	Output is correct
15	Correct	4 ms	6860 KB	Output is correct
16	Correct	4 ms	6860 KB	Output is correct
17	Correct	4 ms	6784 KB	Output is correct
18	Correct	4 ms	6860 KB	Output is correct
19	Correct	4 ms	6860 KB	Output is correct
20	Correct	4 ms	6860 KB	Output is correct
21	Correct	3 ms	6860 KB	Output is correct
22	Correct	4 ms	6860 KB	Output is correct
23	Correct	4 ms	6860 KB	Output is correct
24	Correct	3 ms	6860 KB	Output is correct
25	Correct	4 ms	6860 KB	Output is correct
26	Correct	4 ms	6860 KB	Output is correct
27	Correct	4 ms	6860 KB	Output is correct
28	Correct	4 ms	6860 KB	Output is correct
29	Correct	4 ms	6860 KB	Output is correct
30	Correct	4 ms	6860 KB	Output is correct
31	Correct	4 ms	6988 KB	Output is correct
32	Correct	4 ms	6988 KB	Output is correct
33	Correct	4 ms	6860 KB	Output is correct
34	Correct	4 ms	6860 KB	Output is correct
35	Correct	4 ms	6868 KB	Output is correct
36	Correct	4 ms	6860 KB	Output is correct
37	Correct	4 ms	6860 KB	Output is correct
38	Correct	4 ms	6860 KB	Output is correct
39	Correct	3 ms	6860 KB	Output is correct
40	Correct	4 ms	6860 KB	Output is correct
41	Correct	4 ms	6880 KB	Output is correct
42	Correct	4 ms	6860 KB	Output is correct
43	Correct	4 ms	6860 KB	Output is correct
44	Correct	3 ms	6860 KB	Output is correct
45	Correct	4 ms	6860 KB	Output is correct
46	Correct	4 ms	6860 KB	Output is correct
47	Correct	4 ms	6860 KB	Output is correct
48	Correct	4 ms	6860 KB	Output is correct
49	Correct	3 ms	6860 KB	Output is correct
50	Correct	5 ms	7244 KB	Output is correct
51	Correct	5 ms	7116 KB	Output is correct
52	Correct	6 ms	7116 KB	Output is correct
53	Correct	6 ms	7100 KB	Output is correct
54	Correct	4 ms	6952 KB	Output is correct
55	Correct	7 ms	7244 KB	Output is correct
56	Correct	6 ms	7244 KB	Output is correct
57	Correct	5 ms	7244 KB	Output is correct
58	Correct	4 ms	6860 KB	Output is correct
59	Correct	4 ms	6860 KB	Output is correct
60	Correct	4 ms	6860 KB	Output is correct
61	Correct	5 ms	7116 KB	Output is correct
62	Correct	5 ms	6988 KB	Output is correct
63	Correct	4 ms	6860 KB	Output is correct
64	Correct	5 ms	6860 KB	Output is correct
65	Correct	5 ms	7132 KB	Output is correct
66	Correct	6 ms	6860 KB	Output is correct
67	Correct	4 ms	6860 KB	Output is correct
68	Correct	4 ms	6860 KB	Output is correct
69	Correct	3 ms	6860 KB	Output is correct
70	Correct	4 ms	6988 KB	Output is correct
71	Correct	355 ms	25800 KB	Output is correct
72	Correct	231 ms	21236 KB	Output is correct
73	Correct	413 ms	23436 KB	Output is correct
74	Correct	170 ms	18100 KB	Output is correct
75	Correct	267 ms	18828 KB	Output is correct
76	Correct	776 ms	32056 KB	Output is correct
77	Correct	875 ms	29232 KB	Output is correct
78	Correct	648 ms	27812 KB	Output is correct
79	Correct	594 ms	27248 KB	Output is correct
80	Correct	5 ms	6860 KB	Output is correct
81	Correct	6 ms	6852 KB	Output is correct
82	Correct	9 ms	7372 KB	Output is correct
83	Correct	92 ms	10440 KB	Output is correct
84	Correct	73 ms	11360 KB	Output is correct
85	Correct	17 ms	8292 KB	Output is correct
86	Correct	4 ms	6860 KB	Output is correct
87	Correct	87 ms	11972 KB	Output is correct
88	Correct	4 ms	6860 KB	Output is correct
89	Correct	3 ms	6860 KB	Output is correct
90	Correct	4 ms	6860 KB	Output is correct
91	Correct	17 ms	9036 KB	Output is correct
92	Correct	61 ms	13824 KB	Output is correct

Subtask #5
0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	6860 KB	Output is correct
2	Correct	3 ms	6796 KB	Output is correct
3	Correct	4 ms	6860 KB	Output is correct
4	Correct	4 ms	6860 KB	Output is correct
5	Correct	4 ms	6860 KB	Output is correct
6	Correct	4 ms	6860 KB	Output is correct
7	Correct	3 ms	6860 KB	Output is correct
8	Correct	4 ms	6860 KB	Output is correct
9	Correct	4 ms	6860 KB	Output is correct
10	Correct	4 ms	6860 KB	Output is correct
11	Correct	4 ms	6860 KB	Output is correct
12	Correct	3 ms	6860 KB	Output is correct
13	Correct	5 ms	6860 KB	Output is correct
14	Correct	5 ms	6860 KB	Output is correct
15	Correct	4 ms	6860 KB	Output is correct
16	Correct	4 ms	6860 KB	Output is correct
17	Correct	4 ms	6784 KB	Output is correct
18	Correct	4 ms	6860 KB	Output is correct
19	Correct	4 ms	6860 KB	Output is correct
20	Correct	4 ms	6860 KB	Output is correct
21	Correct	3 ms	6860 KB	Output is correct
22	Correct	4 ms	6860 KB	Output is correct
23	Correct	4 ms	6860 KB	Output is correct
24	Correct	3 ms	6860 KB	Output is correct
25	Correct	4 ms	6860 KB	Output is correct
26	Correct	4 ms	6860 KB	Output is correct
27	Correct	4 ms	6860 KB	Output is correct
28	Correct	4 ms	6860 KB	Output is correct
29	Correct	4 ms	6860 KB	Output is correct
30	Correct	4 ms	6860 KB	Output is correct
31	Correct	4 ms	6988 KB	Output is correct
32	Correct	4 ms	6988 KB	Output is correct
33	Correct	4 ms	6860 KB	Output is correct
34	Correct	4 ms	6860 KB	Output is correct
35	Correct	4 ms	6868 KB	Output is correct
36	Correct	4 ms	6860 KB	Output is correct
37	Correct	4 ms	6860 KB	Output is correct
38	Correct	4 ms	6860 KB	Output is correct
39	Correct	3 ms	6860 KB	Output is correct
40	Correct	4 ms	6860 KB	Output is correct
41	Correct	4 ms	6880 KB	Output is correct
42	Correct	4 ms	6860 KB	Output is correct
43	Correct	4 ms	6860 KB	Output is correct
44	Correct	3 ms	6860 KB	Output is correct
45	Correct	4 ms	6860 KB	Output is correct
46	Correct	4 ms	6860 KB	Output is correct
47	Correct	4 ms	6860 KB	Output is correct
48	Correct	4 ms	6860 KB	Output is correct
49	Correct	3 ms	6860 KB	Output is correct
50	Correct	5 ms	7244 KB	Output is correct
51	Correct	5 ms	7116 KB	Output is correct
52	Correct	6 ms	7116 KB	Output is correct
53	Correct	6 ms	7100 KB	Output is correct
54	Correct	4 ms	6952 KB	Output is correct
55	Correct	7 ms	7244 KB	Output is correct
56	Correct	6 ms	7244 KB	Output is correct
57	Correct	5 ms	7244 KB	Output is correct
58	Correct	4 ms	6860 KB	Output is correct
59	Correct	4 ms	6860 KB	Output is correct
60	Correct	4 ms	6860 KB	Output is correct
61	Correct	5 ms	7116 KB	Output is correct
62	Correct	5 ms	6988 KB	Output is correct
63	Correct	4 ms	6860 KB	Output is correct
64	Correct	5 ms	6860 KB	Output is correct
65	Correct	5 ms	7132 KB	Output is correct
66	Correct	6 ms	6860 KB	Output is correct
67	Correct	4 ms	6860 KB	Output is correct
68	Correct	4 ms	6860 KB	Output is correct
69	Correct	3 ms	6860 KB	Output is correct
70	Correct	4 ms	6988 KB	Output is correct
71	Correct	355 ms	25800 KB	Output is correct
72	Correct	231 ms	21236 KB	Output is correct
73	Correct	413 ms	23436 KB	Output is correct
74	Correct	170 ms	18100 KB	Output is correct
75	Correct	267 ms	18828 KB	Output is correct
76	Correct	776 ms	32056 KB	Output is correct
77	Correct	875 ms	29232 KB	Output is correct
78	Correct	648 ms	27812 KB	Output is correct
79	Correct	594 ms	27248 KB	Output is correct
80	Correct	5 ms	6860 KB	Output is correct
81	Correct	6 ms	6852 KB	Output is correct
82	Correct	9 ms	7372 KB	Output is correct
83	Correct	92 ms	10440 KB	Output is correct
84	Correct	73 ms	11360 KB	Output is correct
85	Correct	17 ms	8292 KB	Output is correct
86	Correct	4 ms	6860 KB	Output is correct
87	Correct	87 ms	11972 KB	Output is correct
88	Correct	4 ms	6860 KB	Output is correct
89	Correct	3 ms	6860 KB	Output is correct
90	Correct	4 ms	6860 KB	Output is correct
91	Correct	17 ms	9036 KB	Output is correct
92	Correct	61 ms	13824 KB	Output is correct
93	Correct	3517 ms	83916 KB	Output is correct
94	Correct	1380 ms	59560 KB	Output is correct
95	Correct	1837 ms	61900 KB	Output is correct
96	Correct	1542 ms	56244 KB	Output is correct
97	Correct	1507 ms	51984 KB	Output is correct
98	Correct	4142 ms	91820 KB	Output is correct
99	Correct	4739 ms	93048 KB	Output is correct
100	Correct	4038 ms	90048 KB	Output is correct
101	Execution timed out	5092 ms	82856 KB	Time limit exceeded
102	Halted	0 ms	0 KB	-

Submission #493255

Compilation message

Subtask #1 19.0 / 19.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 20.0 / 20.0

Subtask #5 0 / 21.0

Subtask #1
19.0 / 19.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
20.0 / 20.0

Subtask #5
0 / 21.0