oj.uz

Submission #930920

# Submission time Handle Problem Language Result Execution time Memory
930920 2024-02-20T19:48:27 Z OAleksa Bootfall (IZhO17_bootfall) C++14
65 / 100
 675 ms 8336 KB 
#include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
const int N = 510;
const int A = 510;
const int M = N * A / 2;
bitset<125069> bt[N], sv;
int n, a[N];
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int tt = 1;
  //cin >> tt;
  while (tt--) {
  	cin >> n;
  	sv[0] = 1;
  	for (int i = 1;i <= n;i++)
  		cin >> a[i], sv |= (sv << a[i]);
  	int s = accumulate(a + 1, a + n + 1, 0);
  	if (s % 2 == 1 || sv[s / 2] == 0) {
  		cout << '0';
  		return 0;
  	}
  	s /= 2;
  	for (int j = 1;j <= n;j++) {
  		bitset<125069> t;
  		t[0] = 1;
  		for (int i = 1;i <= n;i++) {
  			if (i == j)
  				continue;
  			t |= (t << a[i]);
  		}
  		bt[j] = t;
  	}
  	vector<int> ans;
  	for (int i = 1;i < M;i++) {
  		int ok = 1;
  		for (int j = 1;j <= n;j++) {
  			int r = i - a[j];
  			if (r & 1) {
  				ok = 0;
  				break;
  			}
  			r /= 2;
  			int x = s + r;
  			if (x > M || bt[j][x] == 0) {
  				ok = 0;
  				break;
  			}
  		}
  		if (ok)
  			ans.push_back(i);
  	}
  	cout << ans.size() << '\n';
  	for (auto i : ans)
  		cout << i << ' ';
  }
  return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2652 KB Output is correct
11 Correct 3 ms 2652 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 3 ms 2652 KB Output is correct
15 Correct 3 ms 2652 KB Output is correct
16 Correct 3 ms 2904 KB Output is correct
17 Correct 2 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct
19 Correct 3 ms 2652 KB Output is correct
20 Correct 3 ms 2652 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2652 KB Output is correct
11 Correct 3 ms 2652 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 3 ms 2652 KB Output is correct
15 Correct 3 ms 2652 KB Output is correct
16 Correct 3 ms 2904 KB Output is correct
17 Correct 2 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct
19 Correct 3 ms 2652 KB Output is correct
20 Correct 3 ms 2652 KB Output is correct
21 Correct 12 ms 2652 KB Output is correct
22 Correct 16 ms 2648 KB Output is correct
23 Correct 8 ms 2648 KB Output is correct
24 Correct 24 ms 2648 KB Output is correct
25 Correct 25 ms 2652 KB Output is correct
26 Correct 28 ms 2652 KB Output is correct
27 Correct 28 ms 2712 KB Output is correct
28 Correct 28 ms 2648 KB Output is correct
29 Correct 28 ms 2652 KB Output is correct
30 Correct 27 ms 2648 KB Output is correct
31 Correct 28 ms 2652 KB Output is correct
32 Correct 28 ms 2652 KB Output is correct
33 Correct 27 ms 2724 KB Output is correct
34 Correct 27 ms 2716 KB Output is correct
35 Correct 27 ms 2904 KB Output is correct
36 Correct 28 ms 2708 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2652 KB Output is correct
11 Correct 3 ms 2652 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 3 ms 2652 KB Output is correct
15 Correct 3 ms 2652 KB Output is correct
16 Correct 3 ms 2904 KB Output is correct
17 Correct 2 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct
19 Correct 3 ms 2652 KB Output is correct
20 Correct 3 ms 2652 KB Output is correct
21 Correct 12 ms 2652 KB Output is correct
22 Correct 16 ms 2648 KB Output is correct
23 Correct 8 ms 2648 KB Output is correct
24 Correct 24 ms 2648 KB Output is correct
25 Correct 25 ms 2652 KB Output is correct
26 Correct 28 ms 2652 KB Output is correct
27 Correct 28 ms 2712 KB Output is correct
28 Correct 28 ms 2648 KB Output is correct
29 Correct 28 ms 2652 KB Output is correct
30 Correct 27 ms 2648 KB Output is correct
31 Correct 28 ms 2652 KB Output is correct
32 Correct 28 ms 2652 KB Output is correct
33 Correct 27 ms 2724 KB Output is correct
34 Correct 27 ms 2716 KB Output is correct
35 Correct 27 ms 2904 KB Output is correct
36 Correct 28 ms 2708 KB Output is correct
37 Correct 109 ms 4744 KB Output is correct
38 Correct 109 ms 4748 KB Output is correct
39 Correct 161 ms 4744 KB Output is correct
40 Correct 205 ms 4748 KB Output is correct
41 Correct 195 ms 4748 KB Output is correct
42 Correct 171 ms 4752 KB Output is correct
43 Correct 168 ms 4944 KB Output is correct
44 Correct 173 ms 4948 KB Output is correct
45 Correct 183 ms 5012 KB Output is correct
46 Correct 191 ms 4748 KB Output is correct
47 Correct 172 ms 4748 KB Output is correct
48 Correct 172 ms 4944 KB Output is correct
49 Correct 189 ms 4688 KB Output is correct
50 Correct 173 ms 4944 KB Output is correct
51 Correct 1 ms 344 KB Output is correct
52 Correct 206 ms 5000 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2652 KB Output is correct
11 Correct 3 ms 2652 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 3 ms 2652 KB Output is correct
15 Correct 3 ms 2652 KB Output is correct
16 Correct 3 ms 2904 KB Output is correct
17 Correct 2 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct
19 Correct 3 ms 2652 KB Output is correct
20 Correct 3 ms 2652 KB Output is correct
21 Correct 12 ms 2652 KB Output is correct
22 Correct 16 ms 2648 KB Output is correct
23 Correct 8 ms 2648 KB Output is correct
24 Correct 24 ms 2648 KB Output is correct
25 Correct 25 ms 2652 KB Output is correct
26 Correct 28 ms 2652 KB Output is correct
27 Correct 28 ms 2712 KB Output is correct
28 Correct 28 ms 2648 KB Output is correct
29 Correct 28 ms 2652 KB Output is correct
30 Correct 27 ms 2648 KB Output is correct
31 Correct 28 ms 2652 KB Output is correct
32 Correct 28 ms 2652 KB Output is correct
33 Correct 27 ms 2724 KB Output is correct
34 Correct 27 ms 2716 KB Output is correct
35 Correct 27 ms 2904 KB Output is correct
36 Correct 28 ms 2708 KB Output is correct
37 Correct 109 ms 4744 KB Output is correct
38 Correct 109 ms 4748 KB Output is correct
39 Correct 161 ms 4744 KB Output is correct
40 Correct 205 ms 4748 KB Output is correct
41 Correct 195 ms 4748 KB Output is correct
42 Correct 171 ms 4752 KB Output is correct
43 Correct 168 ms 4944 KB Output is correct
44 Correct 173 ms 4948 KB Output is correct
45 Correct 183 ms 5012 KB Output is correct
46 Correct 191 ms 4748 KB Output is correct
47 Correct 172 ms 4748 KB Output is correct
48 Correct 172 ms 4944 KB Output is correct
49 Correct 189 ms 4688 KB Output is correct
50 Correct 173 ms 4944 KB Output is correct
51 Correct 1 ms 344 KB Output is correct
52 Correct 206 ms 5000 KB Output is correct
53 Correct 256 ms 7056 KB Output is correct
54 Correct 353 ms 6992 KB Output is correct
55 Correct 353 ms 7392 KB Output is correct
56 Correct 263 ms 6992 KB Output is correct
57 Correct 354 ms 7384 KB Output is correct
58 Correct 342 ms 7048 KB Output is correct
59 Correct 343 ms 7180 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 347 ms 7120 KB Output is correct
62 Correct 294 ms 7380 KB Output is correct
63 Correct 296 ms 7196 KB Output is correct
64 Correct 284 ms 7384 KB Output is correct
65 Correct 267 ms 6988 KB Output is correct
66 Correct 259 ms 6740 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2652 KB Output is correct
11 Correct 3 ms 2652 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 3 ms 2652 KB Output is correct
15 Correct 3 ms 2652 KB Output is correct
16 Correct 3 ms 2904 KB Output is correct
17 Correct 2 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct
19 Correct 3 ms 2652 KB Output is correct
20 Correct 3 ms 2652 KB Output is correct
21 Correct 12 ms 2652 KB Output is correct
22 Correct 16 ms 2648 KB Output is correct
23 Correct 8 ms 2648 KB Output is correct
24 Correct 24 ms 2648 KB Output is correct
25 Correct 25 ms 2652 KB Output is correct
26 Correct 28 ms 2652 KB Output is correct
27 Correct 28 ms 2712 KB Output is correct
28 Correct 28 ms 2648 KB Output is correct
29 Correct 28 ms 2652 KB Output is correct
30 Correct 27 ms 2648 KB Output is correct
31 Correct 28 ms 2652 KB Output is correct
32 Correct 28 ms 2652 KB Output is correct
33 Correct 27 ms 2724 KB Output is correct
34 Correct 27 ms 2716 KB Output is correct
35 Correct 27 ms 2904 KB Output is correct
36 Correct 28 ms 2708 KB Output is correct
37 Correct 109 ms 4744 KB Output is correct
38 Correct 109 ms 4748 KB Output is correct
39 Correct 161 ms 4744 KB Output is correct
40 Correct 205 ms 4748 KB Output is correct
41 Correct 195 ms 4748 KB Output is correct
42 Correct 171 ms 4752 KB Output is correct
43 Correct 168 ms 4944 KB Output is correct
44 Correct 173 ms 4948 KB Output is correct
45 Correct 183 ms 5012 KB Output is correct
46 Correct 191 ms 4748 KB Output is correct
47 Correct 172 ms 4748 KB Output is correct
48 Correct 172 ms 4944 KB Output is correct
49 Correct 189 ms 4688 KB Output is correct
50 Correct 173 ms 4944 KB Output is correct
51 Correct 1 ms 344 KB Output is correct
52 Correct 206 ms 5000 KB Output is correct
53 Correct 256 ms 7056 KB Output is correct
54 Correct 353 ms 6992 KB Output is correct
55 Correct 353 ms 7392 KB Output is correct
56 Correct 263 ms 6992 KB Output is correct
57 Correct 354 ms 7384 KB Output is correct
58 Correct 342 ms 7048 KB Output is correct
59 Correct 343 ms 7180 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 347 ms 7120 KB Output is correct
62 Correct 294 ms 7380 KB Output is correct
63 Correct 296 ms 7196 KB Output is correct
64 Correct 284 ms 7384 KB Output is correct
65 Correct 267 ms 6988 KB Output is correct
66 Correct 259 ms 6740 KB Output is correct
67 Correct 503 ms 7180 KB Output is correct
68 Correct 2 ms 344 KB Output is correct
69 Incorrect 675 ms 8336 KB Output isn't correct
70 Halted 0 ms 0 KB -