Submission #81546

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
81546	2018-10-25T09:16:45 Z	antimirage	Toys (CEOI18_toy)	C++17	100 / 100	2191 ms	17516 KB

/*
	- DFS through all possible divisor combinations
	- Optimizations
		- Only keep dividing by larger divisors to avoid visiting a state twice
		- Remove divisors that are not divisible by the number of the current state from all states that it branches to
*/

#include <bits/stdc++.h>
using namespace std;

int n;
vector<int> p, ans;

void dfs(int x, vector<int> &p, int i, int s) {
	ans.push_back(s+x-1);
	vector<int> p2;
	for(; i<p.size(); ++i)
		if(x%p[i]==0)
			p2.push_back(p[i]);
	for(i=0; i<p2.size(); ++i)
		if(x/p2[i]>=p2[i])
			dfs(x/p2[i], p2, i, s+p2[i]-1);
}

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n;
	for(int i=2; i*i<=n; ++i)
		if(n%i==0)
			p.push_back(i);
	dfs(n, p, 0, 0);
	sort(ans.begin(), ans.end());
	ans.resize(unique(ans.begin(), ans.end())-ans.begin());
	cout << ans.size() << "\n";
	for(int ai : ans)
		cout << ai << " ";
}

Compilation message

toy.cpp: In function 'void dfs(int, std::vector<int>&, int, int)':
toy.cpp:17:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(; i<p.size(); ++i)
        ~^~~~~~~~~
toy.cpp:20:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(i=0; i<p2.size(); ++i)
           ~^~~~~~~~~~

Subtask #1
19.0 / 19.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	440 KB	Output is correct
4	Correct	2 ms	488 KB	Output is correct
5	Correct	2 ms	632 KB	Output is correct
6	Correct	2 ms	632 KB	Output is correct
7	Correct	2 ms	632 KB	Output is correct
8	Correct	2 ms	632 KB	Output is correct
9	Correct	2 ms	632 KB	Output is correct
10	Correct	2 ms	632 KB	Output is correct
11	Correct	2 ms	632 KB	Output is correct
12	Correct	2 ms	632 KB	Output is correct
13	Correct	2 ms	632 KB	Output is correct
14	Correct	2 ms	636 KB	Output is correct
15	Correct	2 ms	636 KB	Output is correct
16	Correct	2 ms	636 KB	Output is correct
17	Correct	2 ms	636 KB	Output is correct
18	Correct	2 ms	636 KB	Output is correct
19	Correct	2 ms	636 KB	Output is correct
20	Correct	2 ms	636 KB	Output is correct
21	Correct	2 ms	636 KB	Output is correct
22	Correct	2 ms	636 KB	Output is correct
23	Correct	2 ms	636 KB	Output is correct
24	Correct	2 ms	636 KB	Output is correct
25	Correct	2 ms	760 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	440 KB	Output is correct
4	Correct	2 ms	488 KB	Output is correct
5	Correct	2 ms	632 KB	Output is correct
6	Correct	2 ms	632 KB	Output is correct
7	Correct	2 ms	632 KB	Output is correct
8	Correct	2 ms	632 KB	Output is correct
9	Correct	2 ms	632 KB	Output is correct
10	Correct	2 ms	632 KB	Output is correct
11	Correct	2 ms	632 KB	Output is correct
12	Correct	2 ms	632 KB	Output is correct
13	Correct	2 ms	632 KB	Output is correct
14	Correct	2 ms	636 KB	Output is correct
15	Correct	2 ms	636 KB	Output is correct
16	Correct	2 ms	636 KB	Output is correct
17	Correct	2 ms	636 KB	Output is correct
18	Correct	2 ms	636 KB	Output is correct
19	Correct	2 ms	636 KB	Output is correct
20	Correct	2 ms	636 KB	Output is correct
21	Correct	2 ms	636 KB	Output is correct
22	Correct	2 ms	636 KB	Output is correct
23	Correct	2 ms	636 KB	Output is correct
24	Correct	2 ms	636 KB	Output is correct
25	Correct	2 ms	760 KB	Output is correct
26	Correct	2 ms	760 KB	Output is correct
27	Correct	2 ms	760 KB	Output is correct
28	Correct	3 ms	760 KB	Output is correct
29	Correct	2 ms	760 KB	Output is correct
30	Correct	2 ms	760 KB	Output is correct
31	Correct	2 ms	760 KB	Output is correct
32	Correct	2 ms	760 KB	Output is correct
33	Correct	2 ms	760 KB	Output is correct
34	Correct	2 ms	760 KB	Output is correct
35	Correct	2 ms	760 KB	Output is correct
36	Correct	2 ms	760 KB	Output is correct
37	Correct	3 ms	760 KB	Output is correct
38	Correct	2 ms	760 KB	Output is correct
39	Correct	2 ms	760 KB	Output is correct
40	Correct	2 ms	760 KB	Output is correct
41	Correct	2 ms	760 KB	Output is correct
42	Correct	2 ms	760 KB	Output is correct
43	Correct	2 ms	760 KB	Output is correct
44	Correct	2 ms	760 KB	Output is correct
45	Correct	3 ms	760 KB	Output is correct
46	Correct	2 ms	760 KB	Output is correct
47	Correct	2 ms	760 KB	Output is correct
48	Correct	2 ms	760 KB	Output is correct
49	Correct	2 ms	760 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	440 KB	Output is correct
4	Correct	2 ms	488 KB	Output is correct
5	Correct	2 ms	632 KB	Output is correct
6	Correct	2 ms	632 KB	Output is correct
7	Correct	2 ms	632 KB	Output is correct
8	Correct	2 ms	632 KB	Output is correct
9	Correct	2 ms	632 KB	Output is correct
10	Correct	2 ms	632 KB	Output is correct
11	Correct	2 ms	632 KB	Output is correct
12	Correct	2 ms	632 KB	Output is correct
13	Correct	2 ms	632 KB	Output is correct
14	Correct	2 ms	636 KB	Output is correct
15	Correct	2 ms	636 KB	Output is correct
16	Correct	2 ms	636 KB	Output is correct
17	Correct	2 ms	636 KB	Output is correct
18	Correct	2 ms	636 KB	Output is correct
19	Correct	2 ms	636 KB	Output is correct
20	Correct	2 ms	636 KB	Output is correct
21	Correct	2 ms	636 KB	Output is correct
22	Correct	2 ms	636 KB	Output is correct
23	Correct	2 ms	636 KB	Output is correct
24	Correct	2 ms	636 KB	Output is correct
25	Correct	2 ms	760 KB	Output is correct
26	Correct	2 ms	760 KB	Output is correct
27	Correct	2 ms	760 KB	Output is correct
28	Correct	3 ms	760 KB	Output is correct
29	Correct	2 ms	760 KB	Output is correct
30	Correct	2 ms	760 KB	Output is correct
31	Correct	2 ms	760 KB	Output is correct
32	Correct	2 ms	760 KB	Output is correct
33	Correct	2 ms	760 KB	Output is correct
34	Correct	2 ms	760 KB	Output is correct
35	Correct	2 ms	760 KB	Output is correct
36	Correct	2 ms	760 KB	Output is correct
37	Correct	3 ms	760 KB	Output is correct
38	Correct	2 ms	760 KB	Output is correct
39	Correct	2 ms	760 KB	Output is correct
40	Correct	2 ms	760 KB	Output is correct
41	Correct	2 ms	760 KB	Output is correct
42	Correct	2 ms	760 KB	Output is correct
43	Correct	2 ms	760 KB	Output is correct
44	Correct	2 ms	760 KB	Output is correct
45	Correct	3 ms	760 KB	Output is correct
46	Correct	2 ms	760 KB	Output is correct
47	Correct	2 ms	760 KB	Output is correct
48	Correct	2 ms	760 KB	Output is correct
49	Correct	2 ms	760 KB	Output is correct
50	Correct	3 ms	760 KB	Output is correct
51	Correct	3 ms	760 KB	Output is correct
52	Correct	3 ms	760 KB	Output is correct
53	Correct	3 ms	760 KB	Output is correct
54	Correct	2 ms	760 KB	Output is correct
55	Correct	3 ms	760 KB	Output is correct
56	Correct	3 ms	760 KB	Output is correct
57	Correct	3 ms	760 KB	Output is correct
58	Correct	2 ms	760 KB	Output is correct
59	Correct	2 ms	760 KB	Output is correct
60	Correct	2 ms	760 KB	Output is correct
61	Correct	2 ms	760 KB	Output is correct
62	Correct	2 ms	760 KB	Output is correct
63	Correct	2 ms	760 KB	Output is correct
64	Correct	2 ms	760 KB	Output is correct
65	Correct	2 ms	760 KB	Output is correct
66	Correct	2 ms	760 KB	Output is correct
67	Correct	2 ms	760 KB	Output is correct
68	Correct	2 ms	760 KB	Output is correct
69	Correct	2 ms	760 KB	Output is correct
70	Correct	2 ms	760 KB	Output is correct

Subtask #4
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	440 KB	Output is correct
4	Correct	2 ms	488 KB	Output is correct
5	Correct	2 ms	632 KB	Output is correct
6	Correct	2 ms	632 KB	Output is correct
7	Correct	2 ms	632 KB	Output is correct
8	Correct	2 ms	632 KB	Output is correct
9	Correct	2 ms	632 KB	Output is correct
10	Correct	2 ms	632 KB	Output is correct
11	Correct	2 ms	632 KB	Output is correct
12	Correct	2 ms	632 KB	Output is correct
13	Correct	2 ms	632 KB	Output is correct
14	Correct	2 ms	636 KB	Output is correct
15	Correct	2 ms	636 KB	Output is correct
16	Correct	2 ms	636 KB	Output is correct
17	Correct	2 ms	636 KB	Output is correct
18	Correct	2 ms	636 KB	Output is correct
19	Correct	2 ms	636 KB	Output is correct
20	Correct	2 ms	636 KB	Output is correct
21	Correct	2 ms	636 KB	Output is correct
22	Correct	2 ms	636 KB	Output is correct
23	Correct	2 ms	636 KB	Output is correct
24	Correct	2 ms	636 KB	Output is correct
25	Correct	2 ms	760 KB	Output is correct
26	Correct	2 ms	760 KB	Output is correct
27	Correct	2 ms	760 KB	Output is correct
28	Correct	3 ms	760 KB	Output is correct
29	Correct	2 ms	760 KB	Output is correct
30	Correct	2 ms	760 KB	Output is correct
31	Correct	2 ms	760 KB	Output is correct
32	Correct	2 ms	760 KB	Output is correct
33	Correct	2 ms	760 KB	Output is correct
34	Correct	2 ms	760 KB	Output is correct
35	Correct	2 ms	760 KB	Output is correct
36	Correct	2 ms	760 KB	Output is correct
37	Correct	3 ms	760 KB	Output is correct
38	Correct	2 ms	760 KB	Output is correct
39	Correct	2 ms	760 KB	Output is correct
40	Correct	2 ms	760 KB	Output is correct
41	Correct	2 ms	760 KB	Output is correct
42	Correct	2 ms	760 KB	Output is correct
43	Correct	2 ms	760 KB	Output is correct
44	Correct	2 ms	760 KB	Output is correct
45	Correct	3 ms	760 KB	Output is correct
46	Correct	2 ms	760 KB	Output is correct
47	Correct	2 ms	760 KB	Output is correct
48	Correct	2 ms	760 KB	Output is correct
49	Correct	2 ms	760 KB	Output is correct
50	Correct	3 ms	760 KB	Output is correct
51	Correct	3 ms	760 KB	Output is correct
52	Correct	3 ms	760 KB	Output is correct
53	Correct	3 ms	760 KB	Output is correct
54	Correct	2 ms	760 KB	Output is correct
55	Correct	3 ms	760 KB	Output is correct
56	Correct	3 ms	760 KB	Output is correct
57	Correct	3 ms	760 KB	Output is correct
58	Correct	2 ms	760 KB	Output is correct
59	Correct	2 ms	760 KB	Output is correct
60	Correct	2 ms	760 KB	Output is correct
61	Correct	2 ms	760 KB	Output is correct
62	Correct	2 ms	760 KB	Output is correct
63	Correct	2 ms	760 KB	Output is correct
64	Correct	2 ms	760 KB	Output is correct
65	Correct	2 ms	760 KB	Output is correct
66	Correct	2 ms	760 KB	Output is correct
67	Correct	2 ms	760 KB	Output is correct
68	Correct	2 ms	760 KB	Output is correct
69	Correct	2 ms	760 KB	Output is correct
70	Correct	2 ms	760 KB	Output is correct
71	Correct	157 ms	2800 KB	Output is correct
72	Correct	98 ms	2800 KB	Output is correct
73	Correct	195 ms	2800 KB	Output is correct
74	Correct	72 ms	2800 KB	Output is correct
75	Correct	109 ms	2800 KB	Output is correct
76	Correct	369 ms	4872 KB	Output is correct
77	Correct	448 ms	5100 KB	Output is correct
78	Correct	274 ms	5100 KB	Output is correct
79	Correct	297 ms	5100 KB	Output is correct
80	Correct	2 ms	5100 KB	Output is correct
81	Correct	2 ms	5100 KB	Output is correct
82	Correct	3 ms	5100 KB	Output is correct
83	Correct	29 ms	5100 KB	Output is correct
84	Correct	31 ms	5100 KB	Output is correct
85	Correct	8 ms	5100 KB	Output is correct
86	Correct	2 ms	5100 KB	Output is correct
87	Correct	27 ms	5100 KB	Output is correct
88	Correct	2 ms	5100 KB	Output is correct
89	Correct	2 ms	5100 KB	Output is correct
90	Correct	2 ms	5100 KB	Output is correct
91	Correct	6 ms	5100 KB	Output is correct
92	Correct	26 ms	5100 KB	Output is correct

Subtask #5
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	440 KB	Output is correct
4	Correct	2 ms	488 KB	Output is correct
5	Correct	2 ms	632 KB	Output is correct
6	Correct	2 ms	632 KB	Output is correct
7	Correct	2 ms	632 KB	Output is correct
8	Correct	2 ms	632 KB	Output is correct
9	Correct	2 ms	632 KB	Output is correct
10	Correct	2 ms	632 KB	Output is correct
11	Correct	2 ms	632 KB	Output is correct
12	Correct	2 ms	632 KB	Output is correct
13	Correct	2 ms	632 KB	Output is correct
14	Correct	2 ms	636 KB	Output is correct
15	Correct	2 ms	636 KB	Output is correct
16	Correct	2 ms	636 KB	Output is correct
17	Correct	2 ms	636 KB	Output is correct
18	Correct	2 ms	636 KB	Output is correct
19	Correct	2 ms	636 KB	Output is correct
20	Correct	2 ms	636 KB	Output is correct
21	Correct	2 ms	636 KB	Output is correct
22	Correct	2 ms	636 KB	Output is correct
23	Correct	2 ms	636 KB	Output is correct
24	Correct	2 ms	636 KB	Output is correct
25	Correct	2 ms	760 KB	Output is correct
26	Correct	2 ms	760 KB	Output is correct
27	Correct	2 ms	760 KB	Output is correct
28	Correct	3 ms	760 KB	Output is correct
29	Correct	2 ms	760 KB	Output is correct
30	Correct	2 ms	760 KB	Output is correct
31	Correct	2 ms	760 KB	Output is correct
32	Correct	2 ms	760 KB	Output is correct
33	Correct	2 ms	760 KB	Output is correct
34	Correct	2 ms	760 KB	Output is correct
35	Correct	2 ms	760 KB	Output is correct
36	Correct	2 ms	760 KB	Output is correct
37	Correct	3 ms	760 KB	Output is correct
38	Correct	2 ms	760 KB	Output is correct
39	Correct	2 ms	760 KB	Output is correct
40	Correct	2 ms	760 KB	Output is correct
41	Correct	2 ms	760 KB	Output is correct
42	Correct	2 ms	760 KB	Output is correct
43	Correct	2 ms	760 KB	Output is correct
44	Correct	2 ms	760 KB	Output is correct
45	Correct	3 ms	760 KB	Output is correct
46	Correct	2 ms	760 KB	Output is correct
47	Correct	2 ms	760 KB	Output is correct
48	Correct	2 ms	760 KB	Output is correct
49	Correct	2 ms	760 KB	Output is correct
50	Correct	3 ms	760 KB	Output is correct
51	Correct	3 ms	760 KB	Output is correct
52	Correct	3 ms	760 KB	Output is correct
53	Correct	3 ms	760 KB	Output is correct
54	Correct	2 ms	760 KB	Output is correct
55	Correct	3 ms	760 KB	Output is correct
56	Correct	3 ms	760 KB	Output is correct
57	Correct	3 ms	760 KB	Output is correct
58	Correct	2 ms	760 KB	Output is correct
59	Correct	2 ms	760 KB	Output is correct
60	Correct	2 ms	760 KB	Output is correct
61	Correct	2 ms	760 KB	Output is correct
62	Correct	2 ms	760 KB	Output is correct
63	Correct	2 ms	760 KB	Output is correct
64	Correct	2 ms	760 KB	Output is correct
65	Correct	2 ms	760 KB	Output is correct
66	Correct	2 ms	760 KB	Output is correct
67	Correct	2 ms	760 KB	Output is correct
68	Correct	2 ms	760 KB	Output is correct
69	Correct	2 ms	760 KB	Output is correct
70	Correct	2 ms	760 KB	Output is correct
71	Correct	157 ms	2800 KB	Output is correct
72	Correct	98 ms	2800 KB	Output is correct
73	Correct	195 ms	2800 KB	Output is correct
74	Correct	72 ms	2800 KB	Output is correct
75	Correct	109 ms	2800 KB	Output is correct
76	Correct	369 ms	4872 KB	Output is correct
77	Correct	448 ms	5100 KB	Output is correct
78	Correct	274 ms	5100 KB	Output is correct
79	Correct	297 ms	5100 KB	Output is correct
80	Correct	2 ms	5100 KB	Output is correct
81	Correct	2 ms	5100 KB	Output is correct
82	Correct	3 ms	5100 KB	Output is correct
83	Correct	29 ms	5100 KB	Output is correct
84	Correct	31 ms	5100 KB	Output is correct
85	Correct	8 ms	5100 KB	Output is correct
86	Correct	2 ms	5100 KB	Output is correct
87	Correct	27 ms	5100 KB	Output is correct
88	Correct	2 ms	5100 KB	Output is correct
89	Correct	2 ms	5100 KB	Output is correct
90	Correct	2 ms	5100 KB	Output is correct
91	Correct	6 ms	5100 KB	Output is correct
92	Correct	26 ms	5100 KB	Output is correct
93	Correct	1385 ms	9384 KB	Output is correct
94	Correct	499 ms	9384 KB	Output is correct
95	Correct	743 ms	9384 KB	Output is correct
96	Correct	649 ms	9384 KB	Output is correct
97	Correct	635 ms	9384 KB	Output is correct
98	Correct	1734 ms	17332 KB	Output is correct
99	Correct	2121 ms	17516 KB	Output is correct
100	Correct	1799 ms	17516 KB	Output is correct
101	Correct	2191 ms	17516 KB	Output is correct
102	Correct	1897 ms	17516 KB	Output is correct
103	Correct	884 ms	17516 KB	Output is correct
104	Correct	3 ms	17516 KB	Output is correct
105	Correct	2 ms	17516 KB	Output is correct
106	Correct	4 ms	17516 KB	Output is correct
107	Correct	115 ms	17516 KB	Output is correct
108	Correct	266 ms	17516 KB	Output is correct
109	Correct	12 ms	17516 KB	Output is correct
110	Correct	2 ms	17516 KB	Output is correct
111	Correct	92 ms	17516 KB	Output is correct
112	Correct	3 ms	17516 KB	Output is correct
113	Correct	3 ms	17516 KB	Output is correct
114	Correct	3 ms	17516 KB	Output is correct
115	Correct	2 ms	17516 KB	Output is correct
116	Correct	5 ms	17516 KB	Output is correct
117	Correct	113 ms	17516 KB	Output is correct

Submission #81546

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 21.0 / 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
21.0 / 21.0