Submission #851696

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
851696	2023-09-20T11:41:27 Z	stdfloat	Bootfall (IZhO17_bootfall)	C++17	100 / 100	265 ms	5828 KB

bootfall

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

#define int long long

int32_t main() {
	ios::sync_with_stdio(false); cin.tie(nullptr);

	int n;
	cin >> n;

	int sm = 0;
	vector<int> a(n + 1);
	for (int i = 1; i <= n; i++) {
		cin >> a[i];
		sm += a[i];
	}

	vector<int> dp(sm + 1, 0); dp[0] = 1;
	for (int i = 1; i <= n; i++) {
		for (int j = sm - a[i]; j >= 0; j--) {
			dp[j + a[i]] += dp[j];
		}
	}
	if ((sm & 1) || !dp[(sm>>1)]) {
		return cout << 0, 0;
	}

	vector<int> cnt(sm + 1, 0);
	for (int i = 1; i <= n; i++) {
		int x = sm - a[i];
		for (int j = 0; j <= sm - a[i]; j++) {
			dp[j + a[i]] -= dp[j];
		}

		for (int j = ((x + 1)>>1); j <= x; j++) {
			cnt[(j<<1) - x] += !!dp[j];
		}

		for (int j = sm - a[i]; j >= 0; j--) {
			dp[j + a[i]] += dp[j];
		}
	}

	vector<int> v;
	for (int i = 0; i <= sm; i++) {
		if (cnt[i] == n) v.push_back(i);
	}

	cout << (int)v.size() << "\n";
	for (auto i : v) {
		cout << i << ' ';
	}
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	600 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	600 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	0 ms	460 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	600 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	0 ms	460 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	2 ms	344 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	344 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	4 ms	856 KB	Output is correct
26	Correct	3 ms	856 KB	Output is correct
27	Correct	3 ms	600 KB	Output is correct
28	Correct	3 ms	600 KB	Output is correct
29	Correct	3 ms	600 KB	Output is correct
30	Correct	2 ms	344 KB	Output is correct
31	Correct	3 ms	604 KB	Output is correct
32	Correct	2 ms	344 KB	Output is correct
33	Correct	3 ms	600 KB	Output is correct
34	Correct	3 ms	600 KB	Output is correct
35	Correct	2 ms	600 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct

Subtask #4
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	600 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	0 ms	460 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	2 ms	344 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	344 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	4 ms	856 KB	Output is correct
26	Correct	3 ms	856 KB	Output is correct
27	Correct	3 ms	600 KB	Output is correct
28	Correct	3 ms	600 KB	Output is correct
29	Correct	3 ms	600 KB	Output is correct
30	Correct	2 ms	344 KB	Output is correct
31	Correct	3 ms	604 KB	Output is correct
32	Correct	2 ms	344 KB	Output is correct
33	Correct	3 ms	600 KB	Output is correct
34	Correct	3 ms	600 KB	Output is correct
35	Correct	2 ms	600 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	9 ms	856 KB	Output is correct
38	Correct	11 ms	856 KB	Output is correct
39	Correct	33 ms	1412 KB	Output is correct
40	Correct	19 ms	1104 KB	Output is correct
41	Correct	41 ms	1368 KB	Output is correct
42	Correct	17 ms	1116 KB	Output is correct
43	Correct	33 ms	1744 KB	Output is correct
44	Correct	31 ms	1744 KB	Output is correct
45	Correct	32 ms	1748 KB	Output is correct
46	Correct	18 ms	856 KB	Output is correct
47	Correct	19 ms	1112 KB	Output is correct
48	Correct	34 ms	1756 KB	Output is correct
49	Correct	37 ms	1368 KB	Output is correct
50	Correct	19 ms	1104 KB	Output is correct
51	Correct	5 ms	708 KB	Output is correct
52	Correct	42 ms	1936 KB	Output is correct

Subtask #5
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	600 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	0 ms	460 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	2 ms	344 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	344 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	4 ms	856 KB	Output is correct
26	Correct	3 ms	856 KB	Output is correct
27	Correct	3 ms	600 KB	Output is correct
28	Correct	3 ms	600 KB	Output is correct
29	Correct	3 ms	600 KB	Output is correct
30	Correct	2 ms	344 KB	Output is correct
31	Correct	3 ms	604 KB	Output is correct
32	Correct	2 ms	344 KB	Output is correct
33	Correct	3 ms	600 KB	Output is correct
34	Correct	3 ms	600 KB	Output is correct
35	Correct	2 ms	600 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	9 ms	856 KB	Output is correct
38	Correct	11 ms	856 KB	Output is correct
39	Correct	33 ms	1412 KB	Output is correct
40	Correct	19 ms	1104 KB	Output is correct
41	Correct	41 ms	1368 KB	Output is correct
42	Correct	17 ms	1116 KB	Output is correct
43	Correct	33 ms	1744 KB	Output is correct
44	Correct	31 ms	1744 KB	Output is correct
45	Correct	32 ms	1748 KB	Output is correct
46	Correct	18 ms	856 KB	Output is correct
47	Correct	19 ms	1112 KB	Output is correct
48	Correct	34 ms	1756 KB	Output is correct
49	Correct	37 ms	1368 KB	Output is correct
50	Correct	19 ms	1104 KB	Output is correct
51	Correct	5 ms	708 KB	Output is correct
52	Correct	42 ms	1936 KB	Output is correct
53	Correct	31 ms	1544 KB	Output is correct
54	Correct	43 ms	1776 KB	Output is correct
55	Correct	84 ms	2828 KB	Output is correct
56	Correct	38 ms	1744 KB	Output is correct
57	Correct	94 ms	2928 KB	Output is correct
58	Correct	48 ms	1792 KB	Output is correct
59	Correct	63 ms	2256 KB	Output is correct
60	Correct	15 ms	868 KB	Output is correct
61	Correct	67 ms	2508 KB	Output is correct
62	Correct	69 ms	2512 KB	Output is correct
63	Correct	75 ms	2904 KB	Output is correct
64	Correct	71 ms	2692 KB	Output is correct
65	Correct	34 ms	1112 KB	Output is correct
66	Correct	35 ms	1364 KB	Output is correct

Subtask #6
35.0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	600 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	0 ms	460 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	2 ms	344 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	344 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	4 ms	856 KB	Output is correct
26	Correct	3 ms	856 KB	Output is correct
27	Correct	3 ms	600 KB	Output is correct
28	Correct	3 ms	600 KB	Output is correct
29	Correct	3 ms	600 KB	Output is correct
30	Correct	2 ms	344 KB	Output is correct
31	Correct	3 ms	604 KB	Output is correct
32	Correct	2 ms	344 KB	Output is correct
33	Correct	3 ms	600 KB	Output is correct
34	Correct	3 ms	600 KB	Output is correct
35	Correct	2 ms	600 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	9 ms	856 KB	Output is correct
38	Correct	11 ms	856 KB	Output is correct
39	Correct	33 ms	1412 KB	Output is correct
40	Correct	19 ms	1104 KB	Output is correct
41	Correct	41 ms	1368 KB	Output is correct
42	Correct	17 ms	1116 KB	Output is correct
43	Correct	33 ms	1744 KB	Output is correct
44	Correct	31 ms	1744 KB	Output is correct
45	Correct	32 ms	1748 KB	Output is correct
46	Correct	18 ms	856 KB	Output is correct
47	Correct	19 ms	1112 KB	Output is correct
48	Correct	34 ms	1756 KB	Output is correct
49	Correct	37 ms	1368 KB	Output is correct
50	Correct	19 ms	1104 KB	Output is correct
51	Correct	5 ms	708 KB	Output is correct
52	Correct	42 ms	1936 KB	Output is correct
53	Correct	31 ms	1544 KB	Output is correct
54	Correct	43 ms	1776 KB	Output is correct
55	Correct	84 ms	2828 KB	Output is correct
56	Correct	38 ms	1744 KB	Output is correct
57	Correct	94 ms	2928 KB	Output is correct
58	Correct	48 ms	1792 KB	Output is correct
59	Correct	63 ms	2256 KB	Output is correct
60	Correct	15 ms	868 KB	Output is correct
61	Correct	67 ms	2508 KB	Output is correct
62	Correct	69 ms	2512 KB	Output is correct
63	Correct	75 ms	2904 KB	Output is correct
64	Correct	71 ms	2692 KB	Output is correct
65	Correct	34 ms	1112 KB	Output is correct
66	Correct	35 ms	1364 KB	Output is correct
67	Correct	69 ms	2344 KB	Output is correct
68	Correct	44 ms	1368 KB	Output is correct
69	Correct	242 ms	5172 KB	Output is correct
70	Correct	140 ms	3280 KB	Output is correct
71	Correct	133 ms	3280 KB	Output is correct
72	Correct	134 ms	2196 KB	Output is correct
73	Correct	131 ms	2384 KB	Output is correct
74	Correct	247 ms	5620 KB	Output is correct
75	Correct	194 ms	4308 KB	Output is correct
76	Correct	265 ms	5816 KB	Output is correct
77	Correct	258 ms	5828 KB	Output is correct

Submission #851696

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