답안 #346815

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
346815	2021-01-11T06:45:41 Z	SeDunion	Bootfall (IZhO17_bootfall)	C++17	100 / 100	485 ms	3052 KB

bootfall

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const int N = 505;
const int MX = 500 * 500 + 5;

const int mod = 1e9 + 7;
int a[N], d[MX], cnt[MX], Sum;

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0), cout.tie(0);
	int n;
	cin >> n;
	d[0] = 1;
	for (int i = 1 ; i <= n ; ++ i) {
		cin >> a[i];
		Sum += a[i];
		for (int j = MX - 1 ; j >= a[i] ; -- j) {
			d[j] += d[j - a[i]];
			d[j] -= d[j] >= mod ? mod : 0;
		}
	}
	if (Sum & 1 || !d[Sum / 2]) return cout << "0", 0;
	for (int i = 1 ; i <= n ; ++ i) {
		int Now = Sum - a[i];
		//cout << i << " " << Now << endl;
		for (int j = a[i] ; j < MX ; ++ j) {
			d[j] -= d[j - a[i]];
			d[j] += d[j] < 0 ? mod : 0;
		}
		for (int j = Now & 1 ; j < MX ; j += 2) {
			int Cur = Now + j;
			cnt[j] += j <= (Cur >> 1) && !!d[(Cur >> 1) - j];
		}
		for (int j = MX - 1 ; j >= a[i] ; -- j) {
			d[j] += d[j - a[i]];
			d[j] -= d[j] >= mod ? mod : 0;
		}
	}
	int Cnt = 0;
	for (int i = 0 ; i < MX ; ++ i) Cnt += cnt[i] == n;
	cout << Cnt << "\n";
	for (int i = 0 ; i < MX ; ++ i) if (cnt[i] == n) cout << i << " ";
}

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	2304 KB	Output is correct
2	Correct	8 ms	2284 KB	Output is correct
3	Correct	2 ms	1260 KB	Output is correct
4	Correct	6 ms	2284 KB	Output is correct
5	Correct	13 ms	2284 KB	Output is correct
6	Correct	10 ms	2432 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	13 ms	2284 KB	Output is correct
9	Correct	11 ms	2284 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	2304 KB	Output is correct
2	Correct	8 ms	2284 KB	Output is correct
3	Correct	2 ms	1260 KB	Output is correct
4	Correct	6 ms	2284 KB	Output is correct
5	Correct	13 ms	2284 KB	Output is correct
6	Correct	10 ms	2432 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	13 ms	2284 KB	Output is correct
9	Correct	11 ms	2284 KB	Output is correct
10	Correct	29 ms	2284 KB	Output is correct
11	Correct	32 ms	2284 KB	Output is correct
12	Correct	30 ms	2284 KB	Output is correct
13	Correct	29 ms	2412 KB	Output is correct
14	Correct	28 ms	2284 KB	Output is correct
15	Correct	30 ms	2284 KB	Output is correct
16	Correct	33 ms	2284 KB	Output is correct
17	Correct	19 ms	2284 KB	Output is correct
18	Correct	25 ms	2284 KB	Output is correct
19	Correct	27 ms	2284 KB	Output is correct
20	Correct	29 ms	2284 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	2304 KB	Output is correct
2	Correct	8 ms	2284 KB	Output is correct
3	Correct	2 ms	1260 KB	Output is correct
4	Correct	6 ms	2284 KB	Output is correct
5	Correct	13 ms	2284 KB	Output is correct
6	Correct	10 ms	2432 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	13 ms	2284 KB	Output is correct
9	Correct	11 ms	2284 KB	Output is correct
10	Correct	29 ms	2284 KB	Output is correct
11	Correct	32 ms	2284 KB	Output is correct
12	Correct	30 ms	2284 KB	Output is correct
13	Correct	29 ms	2412 KB	Output is correct
14	Correct	28 ms	2284 KB	Output is correct
15	Correct	30 ms	2284 KB	Output is correct
16	Correct	33 ms	2284 KB	Output is correct
17	Correct	19 ms	2284 KB	Output is correct
18	Correct	25 ms	2284 KB	Output is correct
19	Correct	27 ms	2284 KB	Output is correct
20	Correct	29 ms	2284 KB	Output is correct
21	Correct	60 ms	2284 KB	Output is correct
22	Correct	69 ms	2284 KB	Output is correct
23	Correct	48 ms	2284 KB	Output is correct
24	Correct	90 ms	2284 KB	Output is correct
25	Correct	89 ms	2284 KB	Output is correct
26	Correct	91 ms	2284 KB	Output is correct
27	Correct	94 ms	2284 KB	Output is correct
28	Correct	90 ms	2284 KB	Output is correct
29	Correct	92 ms	2284 KB	Output is correct
30	Correct	92 ms	2284 KB	Output is correct
31	Correct	91 ms	2284 KB	Output is correct
32	Correct	95 ms	2284 KB	Output is correct
33	Correct	91 ms	2284 KB	Output is correct
34	Correct	92 ms	2284 KB	Output is correct
35	Correct	91 ms	2284 KB	Output is correct
36	Correct	94 ms	2284 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	2304 KB	Output is correct
2	Correct	8 ms	2284 KB	Output is correct
3	Correct	2 ms	1260 KB	Output is correct
4	Correct	6 ms	2284 KB	Output is correct
5	Correct	13 ms	2284 KB	Output is correct
6	Correct	10 ms	2432 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	13 ms	2284 KB	Output is correct
9	Correct	11 ms	2284 KB	Output is correct
10	Correct	29 ms	2284 KB	Output is correct
11	Correct	32 ms	2284 KB	Output is correct
12	Correct	30 ms	2284 KB	Output is correct
13	Correct	29 ms	2412 KB	Output is correct
14	Correct	28 ms	2284 KB	Output is correct
15	Correct	30 ms	2284 KB	Output is correct
16	Correct	33 ms	2284 KB	Output is correct
17	Correct	19 ms	2284 KB	Output is correct
18	Correct	25 ms	2284 KB	Output is correct
19	Correct	27 ms	2284 KB	Output is correct
20	Correct	29 ms	2284 KB	Output is correct
21	Correct	60 ms	2284 KB	Output is correct
22	Correct	69 ms	2284 KB	Output is correct
23	Correct	48 ms	2284 KB	Output is correct
24	Correct	90 ms	2284 KB	Output is correct
25	Correct	89 ms	2284 KB	Output is correct
26	Correct	91 ms	2284 KB	Output is correct
27	Correct	94 ms	2284 KB	Output is correct
28	Correct	90 ms	2284 KB	Output is correct
29	Correct	92 ms	2284 KB	Output is correct
30	Correct	92 ms	2284 KB	Output is correct
31	Correct	91 ms	2284 KB	Output is correct
32	Correct	95 ms	2284 KB	Output is correct
33	Correct	91 ms	2284 KB	Output is correct
34	Correct	92 ms	2284 KB	Output is correct
35	Correct	91 ms	2284 KB	Output is correct
36	Correct	94 ms	2284 KB	Output is correct
37	Correct	181 ms	2360 KB	Output is correct
38	Correct	181 ms	2432 KB	Output is correct
39	Correct	224 ms	2284 KB	Output is correct
40	Correct	247 ms	2412 KB	Output is correct
41	Correct	247 ms	2412 KB	Output is correct
42	Correct	226 ms	2412 KB	Output is correct
43	Correct	225 ms	2540 KB	Output is correct
44	Correct	230 ms	2412 KB	Output is correct
45	Correct	229 ms	2540 KB	Output is correct
46	Correct	247 ms	2284 KB	Output is correct
47	Correct	229 ms	2412 KB	Output is correct
48	Correct	227 ms	2412 KB	Output is correct
49	Correct	228 ms	2284 KB	Output is correct
50	Correct	234 ms	2412 KB	Output is correct
51	Correct	69 ms	1388 KB	Output is correct
52	Correct	250 ms	2540 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	2304 KB	Output is correct
2	Correct	8 ms	2284 KB	Output is correct
3	Correct	2 ms	1260 KB	Output is correct
4	Correct	6 ms	2284 KB	Output is correct
5	Correct	13 ms	2284 KB	Output is correct
6	Correct	10 ms	2432 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	13 ms	2284 KB	Output is correct
9	Correct	11 ms	2284 KB	Output is correct
10	Correct	29 ms	2284 KB	Output is correct
11	Correct	32 ms	2284 KB	Output is correct
12	Correct	30 ms	2284 KB	Output is correct
13	Correct	29 ms	2412 KB	Output is correct
14	Correct	28 ms	2284 KB	Output is correct
15	Correct	30 ms	2284 KB	Output is correct
16	Correct	33 ms	2284 KB	Output is correct
17	Correct	19 ms	2284 KB	Output is correct
18	Correct	25 ms	2284 KB	Output is correct
19	Correct	27 ms	2284 KB	Output is correct
20	Correct	29 ms	2284 KB	Output is correct
21	Correct	60 ms	2284 KB	Output is correct
22	Correct	69 ms	2284 KB	Output is correct
23	Correct	48 ms	2284 KB	Output is correct
24	Correct	90 ms	2284 KB	Output is correct
25	Correct	89 ms	2284 KB	Output is correct
26	Correct	91 ms	2284 KB	Output is correct
27	Correct	94 ms	2284 KB	Output is correct
28	Correct	90 ms	2284 KB	Output is correct
29	Correct	92 ms	2284 KB	Output is correct
30	Correct	92 ms	2284 KB	Output is correct
31	Correct	91 ms	2284 KB	Output is correct
32	Correct	95 ms	2284 KB	Output is correct
33	Correct	91 ms	2284 KB	Output is correct
34	Correct	92 ms	2284 KB	Output is correct
35	Correct	91 ms	2284 KB	Output is correct
36	Correct	94 ms	2284 KB	Output is correct
37	Correct	181 ms	2360 KB	Output is correct
38	Correct	181 ms	2432 KB	Output is correct
39	Correct	224 ms	2284 KB	Output is correct
40	Correct	247 ms	2412 KB	Output is correct
41	Correct	247 ms	2412 KB	Output is correct
42	Correct	226 ms	2412 KB	Output is correct
43	Correct	225 ms	2540 KB	Output is correct
44	Correct	230 ms	2412 KB	Output is correct
45	Correct	229 ms	2540 KB	Output is correct
46	Correct	247 ms	2284 KB	Output is correct
47	Correct	229 ms	2412 KB	Output is correct
48	Correct	227 ms	2412 KB	Output is correct
49	Correct	228 ms	2284 KB	Output is correct
50	Correct	234 ms	2412 KB	Output is correct
51	Correct	69 ms	1388 KB	Output is correct
52	Correct	250 ms	2540 KB	Output is correct
53	Correct	275 ms	2540 KB	Output is correct
54	Correct	315 ms	2412 KB	Output is correct
55	Correct	326 ms	2540 KB	Output is correct
56	Correct	279 ms	2540 KB	Output is correct
57	Correct	326 ms	2668 KB	Output is correct
58	Correct	318 ms	2540 KB	Output is correct
59	Correct	322 ms	2540 KB	Output is correct
60	Correct	98 ms	1260 KB	Output is correct
61	Correct	325 ms	2540 KB	Output is correct
62	Correct	297 ms	2816 KB	Output is correct
63	Correct	296 ms	2540 KB	Output is correct
64	Correct	286 ms	2540 KB	Output is correct
65	Correct	287 ms	2284 KB	Output is correct
66	Correct	285 ms	2412 KB	Output is correct

Subtask #6
35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	2304 KB	Output is correct
2	Correct	8 ms	2284 KB	Output is correct
3	Correct	2 ms	1260 KB	Output is correct
4	Correct	6 ms	2284 KB	Output is correct
5	Correct	13 ms	2284 KB	Output is correct
6	Correct	10 ms	2432 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	13 ms	2284 KB	Output is correct
9	Correct	11 ms	2284 KB	Output is correct
10	Correct	29 ms	2284 KB	Output is correct
11	Correct	32 ms	2284 KB	Output is correct
12	Correct	30 ms	2284 KB	Output is correct
13	Correct	29 ms	2412 KB	Output is correct
14	Correct	28 ms	2284 KB	Output is correct
15	Correct	30 ms	2284 KB	Output is correct
16	Correct	33 ms	2284 KB	Output is correct
17	Correct	19 ms	2284 KB	Output is correct
18	Correct	25 ms	2284 KB	Output is correct
19	Correct	27 ms	2284 KB	Output is correct
20	Correct	29 ms	2284 KB	Output is correct
21	Correct	60 ms	2284 KB	Output is correct
22	Correct	69 ms	2284 KB	Output is correct
23	Correct	48 ms	2284 KB	Output is correct
24	Correct	90 ms	2284 KB	Output is correct
25	Correct	89 ms	2284 KB	Output is correct
26	Correct	91 ms	2284 KB	Output is correct
27	Correct	94 ms	2284 KB	Output is correct
28	Correct	90 ms	2284 KB	Output is correct
29	Correct	92 ms	2284 KB	Output is correct
30	Correct	92 ms	2284 KB	Output is correct
31	Correct	91 ms	2284 KB	Output is correct
32	Correct	95 ms	2284 KB	Output is correct
33	Correct	91 ms	2284 KB	Output is correct
34	Correct	92 ms	2284 KB	Output is correct
35	Correct	91 ms	2284 KB	Output is correct
36	Correct	94 ms	2284 KB	Output is correct
37	Correct	181 ms	2360 KB	Output is correct
38	Correct	181 ms	2432 KB	Output is correct
39	Correct	224 ms	2284 KB	Output is correct
40	Correct	247 ms	2412 KB	Output is correct
41	Correct	247 ms	2412 KB	Output is correct
42	Correct	226 ms	2412 KB	Output is correct
43	Correct	225 ms	2540 KB	Output is correct
44	Correct	230 ms	2412 KB	Output is correct
45	Correct	229 ms	2540 KB	Output is correct
46	Correct	247 ms	2284 KB	Output is correct
47	Correct	229 ms	2412 KB	Output is correct
48	Correct	227 ms	2412 KB	Output is correct
49	Correct	228 ms	2284 KB	Output is correct
50	Correct	234 ms	2412 KB	Output is correct
51	Correct	69 ms	1388 KB	Output is correct
52	Correct	250 ms	2540 KB	Output is correct
53	Correct	275 ms	2540 KB	Output is correct
54	Correct	315 ms	2412 KB	Output is correct
55	Correct	326 ms	2540 KB	Output is correct
56	Correct	279 ms	2540 KB	Output is correct
57	Correct	326 ms	2668 KB	Output is correct
58	Correct	318 ms	2540 KB	Output is correct
59	Correct	322 ms	2540 KB	Output is correct
60	Correct	98 ms	1260 KB	Output is correct
61	Correct	325 ms	2540 KB	Output is correct
62	Correct	297 ms	2816 KB	Output is correct
63	Correct	296 ms	2540 KB	Output is correct
64	Correct	286 ms	2540 KB	Output is correct
65	Correct	287 ms	2284 KB	Output is correct
66	Correct	285 ms	2412 KB	Output is correct
67	Correct	371 ms	2476 KB	Output is correct
68	Correct	149 ms	1260 KB	Output is correct
69	Correct	469 ms	3052 KB	Output is correct
70	Correct	466 ms	2668 KB	Output is correct
71	Correct	463 ms	2796 KB	Output is correct
72	Correct	459 ms	2284 KB	Output is correct
73	Correct	460 ms	2412 KB	Output is correct
74	Correct	475 ms	3052 KB	Output is correct
75	Correct	471 ms	3052 KB	Output is correct
76	Correct	485 ms	2924 KB	Output is correct
77	Correct	481 ms	3052 KB	Output is correct

답안 #346815

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 16.0 / 16.0

Subtask #5 21.0 / 21.0

Subtask #6 35.0 / 35.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
15.0 / 15.0

Subtask #4
16.0 / 16.0

Subtask #5
21.0 / 21.0

Subtask #6
35.0 / 35.0