oj.uz

Submission #714011

# Submission time Handle Problem Language Result Execution time Memory
714011 2023-03-23T14:02:24 Z Alex_tz307 Bootfall (IZhO17_bootfall) C++17
44 / 100
 193 ms 1536 KB 
#include <bits/stdc++.h>

using namespace std;

const int mod = 1e9 + 9;

void addSelf(int &x, int y) {
  x += y;
  if (x >= mod) {
    x -= mod;
  }
}

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);

  int n;
  cin >> n;

  vector<int> a(n);

  for (int &x : a) {
    cin >> x;
  }

  int sum = accumulate(a.begin(), a.end(), 0);

  vector<int> dp(sum + 1);

  dp[0] = 1;

  for (const int &x : a) {
    for (int i = sum; i >= x; --i) {
      addSelf(dp[i], dp[i - x]);
    }
  }

  if (sum % 2 == 1 || dp[sum / 2] == 0) {
    cout << "0\n";
    return 0;
  }

  vector<bool> wt(sum + 1, true);

  vector<int> newDp(sum + 1);

  for (const int &x : a) {
    newDp = dp;

    for (int i = x; i <= sum; ++i) {
      addSelf(newDp[i], mod - newDp[i - x]);
    }

    for (int i = 1; i <= sum; ++i) {
      int newSum = sum - x + i;

      if (newSum % 2 == 1 || newDp[newSum / 2] == 0) {
        wt[i] = false;
      }
    }
  }

  cout << count(wt.begin() + 1, wt.end(), true) << '\n';

  for (int i = 1; i <= sum; ++i) {
    if (wt[i]) {
      cout << i << ' ';
    }
  }

  cout << '\n';

  return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 4 ms 340 KB Output is correct
26 Correct 6 ms 340 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 7 ms 340 KB Output is correct
30 Correct 3 ms 340 KB Output is correct
31 Correct 4 ms 340 KB Output is correct
32 Correct 3 ms 340 KB Output is correct
33 Correct 6 ms 340 KB Output is correct
34 Correct 6 ms 340 KB Output is correct
35 Correct 5 ms 340 KB Output is correct
36 Correct 3 ms 340 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 4 ms 340 KB Output is correct
26 Correct 6 ms 340 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 7 ms 340 KB Output is correct
30 Correct 3 ms 340 KB Output is correct
31 Correct 4 ms 340 KB Output is correct
32 Correct 3 ms 340 KB Output is correct
33 Correct 6 ms 340 KB Output is correct
34 Correct 6 ms 340 KB Output is correct
35 Correct 5 ms 340 KB Output is correct
36 Correct 3 ms 340 KB Output is correct
37 Correct 18 ms 472 KB Output is correct
38 Correct 19 ms 476 KB Output is correct
39 Correct 86 ms 804 KB Output is correct
40 Correct 41 ms 572 KB Output is correct
41 Correct 112 ms 900 KB Output is correct
42 Correct 37 ms 588 KB Output is correct
43 Correct 64 ms 896 KB Output is correct
44 Correct 67 ms 888 KB Output is correct
45 Correct 67 ms 892 KB Output is correct
46 Correct 43 ms 468 KB Output is correct
47 Correct 38 ms 568 KB Output is correct
48 Correct 75 ms 796 KB Output is correct
49 Correct 81 ms 828 KB Output is correct
50 Correct 39 ms 568 KB Output is correct
51 Correct 11 ms 440 KB Output is correct
52 Correct 89 ms 980 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 4 ms 340 KB Output is correct
26 Correct 6 ms 340 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 7 ms 340 KB Output is correct
30 Correct 3 ms 340 KB Output is correct
31 Correct 4 ms 340 KB Output is correct
32 Correct 3 ms 340 KB Output is correct
33 Correct 6 ms 340 KB Output is correct
34 Correct 6 ms 340 KB Output is correct
35 Correct 5 ms 340 KB Output is correct
36 Correct 3 ms 340 KB Output is correct
37 Correct 18 ms 472 KB Output is correct
38 Correct 19 ms 476 KB Output is correct
39 Correct 86 ms 804 KB Output is correct
40 Correct 41 ms 572 KB Output is correct
41 Correct 112 ms 900 KB Output is correct
42 Correct 37 ms 588 KB Output is correct
43 Correct 64 ms 896 KB Output is correct
44 Correct 67 ms 888 KB Output is correct
45 Correct 67 ms 892 KB Output is correct
46 Correct 43 ms 468 KB Output is correct
47 Correct 38 ms 568 KB Output is correct
48 Correct 75 ms 796 KB Output is correct
49 Correct 81 ms 828 KB Output is correct
50 Correct 39 ms 568 KB Output is correct
51 Correct 11 ms 440 KB Output is correct
52 Correct 89 ms 980 KB Output is correct
53 Correct 65 ms 692 KB Output is correct
54 Correct 90 ms 844 KB Output is correct
55 Correct 184 ms 1452 KB Output is correct
56 Correct 79 ms 792 KB Output is correct
57 Correct 193 ms 1536 KB Output is correct
58 Correct 119 ms 932 KB Output is correct
59 Incorrect 135 ms 1048 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 4 ms 340 KB Output is correct
26 Correct 6 ms 340 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 7 ms 340 KB Output is correct
30 Correct 3 ms 340 KB Output is correct
31 Correct 4 ms 340 KB Output is correct
32 Correct 3 ms 340 KB Output is correct
33 Correct 6 ms 340 KB Output is correct
34 Correct 6 ms 340 KB Output is correct
35 Correct 5 ms 340 KB Output is correct
36 Correct 3 ms 340 KB Output is correct
37 Correct 18 ms 472 KB Output is correct
38 Correct 19 ms 476 KB Output is correct
39 Correct 86 ms 804 KB Output is correct
40 Correct 41 ms 572 KB Output is correct
41 Correct 112 ms 900 KB Output is correct
42 Correct 37 ms 588 KB Output is correct
43 Correct 64 ms 896 KB Output is correct
44 Correct 67 ms 888 KB Output is correct
45 Correct 67 ms 892 KB Output is correct
46 Correct 43 ms 468 KB Output is correct
47 Correct 38 ms 568 KB Output is correct
48 Correct 75 ms 796 KB Output is correct
49 Correct 81 ms 828 KB Output is correct
50 Correct 39 ms 568 KB Output is correct
51 Correct 11 ms 440 KB Output is correct
52 Correct 89 ms 980 KB Output is correct
53 Correct 65 ms 692 KB Output is correct
54 Correct 90 ms 844 KB Output is correct
55 Correct 184 ms 1452 KB Output is correct
56 Correct 79 ms 792 KB Output is correct
57 Correct 193 ms 1536 KB Output is correct
58 Correct 119 ms 932 KB Output is correct
59 Incorrect 135 ms 1048 KB Output isn't correct
60 Halted 0 ms 0 KB -