답안 #506583

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
506583	2022-01-12T05:49:42 Z	abc864197532	Bootfall (IZhO17_bootfall)	C++17	65 / 100	1000 ms	1636 KB

bootfall

#include <bits/stdc++.h>
using namespace std;
#define lli long long int
#define mp make_pair
#define eb emplace_back
#define pb push_back
#define X first
#define Y second
#define pii pair<int, int>
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
void abc() {cout << endl;}
template <typename T, typename ...U> void abc(T i, U ...j) {
	cout << i << ' ', abc(j...);
}
template <typename T> void printv(T l, T r) {
	for (; l != r; ++l)
		cout << *l << " \n"[l + 1 == r];
}
#define test(x...) abc("[" + string(#x) + "]", x);
const int N = 500 * 500 + 5;

bitset <N> dp;

int main () {
	ios::sync_with_stdio(false);
	cin.tie(0);
	int n;
	cin >> n;
	vector <int> a(n);
	int sum = 0;
	dp.flip(0);
	for (int i = 0; i < n; ++i) {
		cin >> a[i];
		sum += a[i];
		dp |= dp << a[i];
	}
	if (sum & 1 || !dp[sum >> 1]) {
		cout << 0 << endl << endl;
	} else {
		vector <int> ans(N, 0);
		for (int i = 0; i < n; ++i) {
			sum -= a[i];
			dp.reset(), dp.flip(0);
			for (int j = 0; j < n; ++j) if (i != j)
				dp |= dp << a[j];
			for (int j = 0; j <= sum / 2; ++j) if (dp[j]) 
				ans[abs(sum - j - j)]++;
			sum += a[i];
		}
		int cnt = 0;
		for (int i : ans) if (i == n)
			cnt++;
		cout << cnt << endl;
		for (int i = 0; i < N; ++i) if (ans[i] == n)
			cout << i << ' ';
		cout << endl;
	}
}

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1348 KB	Output is correct
2	Correct	2 ms	1404 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	1272 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	2 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	2 ms	1356 KB	Output is correct
9	Correct	2 ms	1268 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1348 KB	Output is correct
2	Correct	2 ms	1404 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	1272 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	2 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	2 ms	1356 KB	Output is correct
9	Correct	2 ms	1268 KB	Output is correct
10	Correct	8 ms	1356 KB	Output is correct
11	Correct	7 ms	1396 KB	Output is correct
12	Correct	7 ms	1356 KB	Output is correct
13	Correct	7 ms	1356 KB	Output is correct
14	Correct	7 ms	1296 KB	Output is correct
15	Correct	7 ms	1396 KB	Output is correct
16	Correct	9 ms	1396 KB	Output is correct
17	Correct	4 ms	1356 KB	Output is correct
18	Correct	5 ms	1356 KB	Output is correct
19	Correct	6 ms	1356 KB	Output is correct
20	Correct	8 ms	1484 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1348 KB	Output is correct
2	Correct	2 ms	1404 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	1272 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	2 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	2 ms	1356 KB	Output is correct
9	Correct	2 ms	1268 KB	Output is correct
10	Correct	8 ms	1356 KB	Output is correct
11	Correct	7 ms	1396 KB	Output is correct
12	Correct	7 ms	1356 KB	Output is correct
13	Correct	7 ms	1356 KB	Output is correct
14	Correct	7 ms	1296 KB	Output is correct
15	Correct	7 ms	1396 KB	Output is correct
16	Correct	9 ms	1396 KB	Output is correct
17	Correct	4 ms	1356 KB	Output is correct
18	Correct	5 ms	1356 KB	Output is correct
19	Correct	6 ms	1356 KB	Output is correct
20	Correct	8 ms	1484 KB	Output is correct
21	Correct	31 ms	1372 KB	Output is correct
22	Correct	40 ms	1376 KB	Output is correct
23	Correct	19 ms	1392 KB	Output is correct
24	Correct	64 ms	1376 KB	Output is correct
25	Correct	66 ms	1372 KB	Output is correct
26	Correct	72 ms	1356 KB	Output is correct
27	Correct	77 ms	1392 KB	Output is correct
28	Correct	91 ms	1372 KB	Output is correct
29	Correct	83 ms	1384 KB	Output is correct
30	Correct	83 ms	1356 KB	Output is correct
31	Correct	74 ms	1356 KB	Output is correct
32	Correct	72 ms	1392 KB	Output is correct
33	Correct	72 ms	1376 KB	Output is correct
34	Correct	84 ms	1356 KB	Output is correct
35	Correct	78 ms	1376 KB	Output is correct
36	Correct	76 ms	1388 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1348 KB	Output is correct
2	Correct	2 ms	1404 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	1272 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	2 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	2 ms	1356 KB	Output is correct
9	Correct	2 ms	1268 KB	Output is correct
10	Correct	8 ms	1356 KB	Output is correct
11	Correct	7 ms	1396 KB	Output is correct
12	Correct	7 ms	1356 KB	Output is correct
13	Correct	7 ms	1356 KB	Output is correct
14	Correct	7 ms	1296 KB	Output is correct
15	Correct	7 ms	1396 KB	Output is correct
16	Correct	9 ms	1396 KB	Output is correct
17	Correct	4 ms	1356 KB	Output is correct
18	Correct	5 ms	1356 KB	Output is correct
19	Correct	6 ms	1356 KB	Output is correct
20	Correct	8 ms	1484 KB	Output is correct
21	Correct	31 ms	1372 KB	Output is correct
22	Correct	40 ms	1376 KB	Output is correct
23	Correct	19 ms	1392 KB	Output is correct
24	Correct	64 ms	1376 KB	Output is correct
25	Correct	66 ms	1372 KB	Output is correct
26	Correct	72 ms	1356 KB	Output is correct
27	Correct	77 ms	1392 KB	Output is correct
28	Correct	91 ms	1372 KB	Output is correct
29	Correct	83 ms	1384 KB	Output is correct
30	Correct	83 ms	1356 KB	Output is correct
31	Correct	74 ms	1356 KB	Output is correct
32	Correct	72 ms	1392 KB	Output is correct
33	Correct	72 ms	1376 KB	Output is correct
34	Correct	84 ms	1356 KB	Output is correct
35	Correct	78 ms	1376 KB	Output is correct
36	Correct	76 ms	1388 KB	Output is correct
37	Correct	317 ms	1376 KB	Output is correct
38	Correct	287 ms	1376 KB	Output is correct
39	Correct	458 ms	1388 KB	Output is correct
40	Correct	529 ms	1376 KB	Output is correct
41	Correct	586 ms	1356 KB	Output is correct
42	Correct	465 ms	1372 KB	Output is correct
43	Correct	480 ms	1508 KB	Output is correct
44	Correct	464 ms	1512 KB	Output is correct
45	Correct	460 ms	1508 KB	Output is correct
46	Correct	546 ms	1356 KB	Output is correct
47	Correct	504 ms	1380 KB	Output is correct
48	Correct	472 ms	1372 KB	Output is correct
49	Correct	509 ms	1484 KB	Output is correct
50	Correct	482 ms	1380 KB	Output is correct
51	Correct	3 ms	332 KB	Output is correct
52	Correct	611 ms	1496 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1348 KB	Output is correct
2	Correct	2 ms	1404 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	1272 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	2 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	2 ms	1356 KB	Output is correct
9	Correct	2 ms	1268 KB	Output is correct
10	Correct	8 ms	1356 KB	Output is correct
11	Correct	7 ms	1396 KB	Output is correct
12	Correct	7 ms	1356 KB	Output is correct
13	Correct	7 ms	1356 KB	Output is correct
14	Correct	7 ms	1296 KB	Output is correct
15	Correct	7 ms	1396 KB	Output is correct
16	Correct	9 ms	1396 KB	Output is correct
17	Correct	4 ms	1356 KB	Output is correct
18	Correct	5 ms	1356 KB	Output is correct
19	Correct	6 ms	1356 KB	Output is correct
20	Correct	8 ms	1484 KB	Output is correct
21	Correct	31 ms	1372 KB	Output is correct
22	Correct	40 ms	1376 KB	Output is correct
23	Correct	19 ms	1392 KB	Output is correct
24	Correct	64 ms	1376 KB	Output is correct
25	Correct	66 ms	1372 KB	Output is correct
26	Correct	72 ms	1356 KB	Output is correct
27	Correct	77 ms	1392 KB	Output is correct
28	Correct	91 ms	1372 KB	Output is correct
29	Correct	83 ms	1384 KB	Output is correct
30	Correct	83 ms	1356 KB	Output is correct
31	Correct	74 ms	1356 KB	Output is correct
32	Correct	72 ms	1392 KB	Output is correct
33	Correct	72 ms	1376 KB	Output is correct
34	Correct	84 ms	1356 KB	Output is correct
35	Correct	78 ms	1376 KB	Output is correct
36	Correct	76 ms	1388 KB	Output is correct
37	Correct	317 ms	1376 KB	Output is correct
38	Correct	287 ms	1376 KB	Output is correct
39	Correct	458 ms	1388 KB	Output is correct
40	Correct	529 ms	1376 KB	Output is correct
41	Correct	586 ms	1356 KB	Output is correct
42	Correct	465 ms	1372 KB	Output is correct
43	Correct	480 ms	1508 KB	Output is correct
44	Correct	464 ms	1512 KB	Output is correct
45	Correct	460 ms	1508 KB	Output is correct
46	Correct	546 ms	1356 KB	Output is correct
47	Correct	504 ms	1380 KB	Output is correct
48	Correct	472 ms	1372 KB	Output is correct
49	Correct	509 ms	1484 KB	Output is correct
50	Correct	482 ms	1380 KB	Output is correct
51	Correct	3 ms	332 KB	Output is correct
52	Correct	611 ms	1496 KB	Output is correct
53	Correct	754 ms	1500 KB	Output is correct
54	Correct	928 ms	1500 KB	Output is correct
55	Correct	959 ms	1636 KB	Output is correct
56	Correct	722 ms	1500 KB	Output is correct
57	Correct	954 ms	1632 KB	Output is correct
58	Correct	902 ms	1508 KB	Output is correct
59	Correct	946 ms	1500 KB	Output is correct
60	Correct	3 ms	332 KB	Output is correct
61	Correct	946 ms	1496 KB	Output is correct
62	Correct	839 ms	1632 KB	Output is correct
63	Correct	905 ms	1632 KB	Output is correct
64	Correct	810 ms	1632 KB	Output is correct
65	Correct	791 ms	1376 KB	Output is correct
66	Correct	803 ms	1372 KB	Output is correct

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1348 KB	Output is correct
2	Correct	2 ms	1404 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	1272 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	2 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	2 ms	1356 KB	Output is correct
9	Correct	2 ms	1268 KB	Output is correct
10	Correct	8 ms	1356 KB	Output is correct
11	Correct	7 ms	1396 KB	Output is correct
12	Correct	7 ms	1356 KB	Output is correct
13	Correct	7 ms	1356 KB	Output is correct
14	Correct	7 ms	1296 KB	Output is correct
15	Correct	7 ms	1396 KB	Output is correct
16	Correct	9 ms	1396 KB	Output is correct
17	Correct	4 ms	1356 KB	Output is correct
18	Correct	5 ms	1356 KB	Output is correct
19	Correct	6 ms	1356 KB	Output is correct
20	Correct	8 ms	1484 KB	Output is correct
21	Correct	31 ms	1372 KB	Output is correct
22	Correct	40 ms	1376 KB	Output is correct
23	Correct	19 ms	1392 KB	Output is correct
24	Correct	64 ms	1376 KB	Output is correct
25	Correct	66 ms	1372 KB	Output is correct
26	Correct	72 ms	1356 KB	Output is correct
27	Correct	77 ms	1392 KB	Output is correct
28	Correct	91 ms	1372 KB	Output is correct
29	Correct	83 ms	1384 KB	Output is correct
30	Correct	83 ms	1356 KB	Output is correct
31	Correct	74 ms	1356 KB	Output is correct
32	Correct	72 ms	1392 KB	Output is correct
33	Correct	72 ms	1376 KB	Output is correct
34	Correct	84 ms	1356 KB	Output is correct
35	Correct	78 ms	1376 KB	Output is correct
36	Correct	76 ms	1388 KB	Output is correct
37	Correct	317 ms	1376 KB	Output is correct
38	Correct	287 ms	1376 KB	Output is correct
39	Correct	458 ms	1388 KB	Output is correct
40	Correct	529 ms	1376 KB	Output is correct
41	Correct	586 ms	1356 KB	Output is correct
42	Correct	465 ms	1372 KB	Output is correct
43	Correct	480 ms	1508 KB	Output is correct
44	Correct	464 ms	1512 KB	Output is correct
45	Correct	460 ms	1508 KB	Output is correct
46	Correct	546 ms	1356 KB	Output is correct
47	Correct	504 ms	1380 KB	Output is correct
48	Correct	472 ms	1372 KB	Output is correct
49	Correct	509 ms	1484 KB	Output is correct
50	Correct	482 ms	1380 KB	Output is correct
51	Correct	3 ms	332 KB	Output is correct
52	Correct	611 ms	1496 KB	Output is correct
53	Correct	754 ms	1500 KB	Output is correct
54	Correct	928 ms	1500 KB	Output is correct
55	Correct	959 ms	1636 KB	Output is correct
56	Correct	722 ms	1500 KB	Output is correct
57	Correct	954 ms	1632 KB	Output is correct
58	Correct	902 ms	1508 KB	Output is correct
59	Correct	946 ms	1500 KB	Output is correct
60	Correct	3 ms	332 KB	Output is correct
61	Correct	946 ms	1496 KB	Output is correct
62	Correct	839 ms	1632 KB	Output is correct
63	Correct	905 ms	1632 KB	Output is correct
64	Correct	810 ms	1632 KB	Output is correct
65	Correct	791 ms	1376 KB	Output is correct
66	Correct	803 ms	1372 KB	Output is correct
67	Execution timed out	1069 ms	1264 KB	Time limit exceeded
68	Halted	0 ms	0 KB	-

답안 #506583

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 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
0 / 35.0