oj.uz

Submission #151045

# Submission time Handle Problem Language Result Execution time Memory
151045 2019-09-01T15:32:03 Z AlexPop28 Bali Sculptures (APIO15_sculpture) C++11
50 / 100
 93 ms 504 KB 
#include <bits/stdc++.h>
using namespace std;

const long long INF_LL = (1LL << 41) - 1;

void Solve(int n, int a, int b, const vector<int> &v) {
  vector<vector<long long>> dp(n + 1, vector<long long>(b + 1, INF_LL));
  dp[0][0] = 0;
  for (int i = 1; i <= n; ++i) {
    for (int j = 1; j <= b; ++j) {
      long long sum = 0LL;
      for (int k = i; k >= 1; --k) {
        sum += v[k];
        dp[i][j] = min(dp[i][j], dp[k - 1][j - 1] | sum);
      }
    }
  }
  cout << *min_element(dp[n].begin() + a, dp[n].begin() + b) << endl;
}

void SolveA1(int n, int b, const vector<int> &v) {
  vector<int> dp(n + 1);
  auto Check = [&](long long mask) {
    dp[0] = 0;
    for (int i = 1; i <= n; ++i) {
      long long sum = 0LL;
      dp[i] = n + 1;
      for (int j = i; j >= 1; --j) {
        sum += v[j];
        if ((sum | mask) == mask)
          dp[i] = min(dp[i], dp[j - 1] + 1);
      } 
    }
    return dp[n] <= b;
  };

  long long ans = INF_LL;
  for (int bit = 40; bit >= 0; --bit) {
    if (Check(ans ^ (1LL << bit)))
      ans ^= 1LL << bit;
  }
  cout << ans << endl;
}

int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);

  int n, a, b; cin >> n >> a >> b;
  vector<int> v(n + 1);
  for (int i = 1; i <= n; ++i)
    cin >> v[i];
  if (a == 1) SolveA1(n, b, v);
  else Solve(n, a, b, v);
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 252 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Incorrect 2 ms 376 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Incorrect 2 ms 380 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 296 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 376 KB Output is correct
27 Correct 3 ms 376 KB Output is correct
28 Correct 3 ms 376 KB Output is correct
29 Correct 3 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 3 ms 376 KB Output is correct
32 Correct 3 ms 348 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 416 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Incorrect 2 ms 376 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 348 KB Output is correct
3 Correct 2 ms 296 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 380 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 504 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 3 ms 376 KB Output is correct
38 Correct 3 ms 376 KB Output is correct
39 Correct 3 ms 504 KB Output is correct
40 Correct 3 ms 376 KB Output is correct
41 Correct 3 ms 252 KB Output is correct
42 Correct 3 ms 376 KB Output is correct
43 Correct 2 ms 380 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 380 KB Output is correct
46 Correct 3 ms 376 KB Output is correct
47 Correct 2 ms 376 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 3 ms 376 KB Output is correct
50 Correct 2 ms 376 KB Output is correct
51 Correct 3 ms 380 KB Output is correct
52 Correct 11 ms 420 KB Output is correct
53 Correct 16 ms 376 KB Output is correct
54 Correct 28 ms 376 KB Output is correct
55 Correct 26 ms 376 KB Output is correct
56 Correct 93 ms 504 KB Output is correct
57 Correct 91 ms 404 KB Output is correct
58 Correct 87 ms 376 KB Output is correct
59 Correct 87 ms 420 KB Output is correct
60 Correct 84 ms 416 KB Output is correct
61 Correct 3 ms 376 KB Output is correct
62 Correct 16 ms 376 KB Output is correct
63 Correct 28 ms 376 KB Output is correct
64 Correct 25 ms 376 KB Output is correct
65 Correct 46 ms 376 KB Output is correct
66 Correct 68 ms 376 KB Output is correct
67 Correct 88 ms 376 KB Output is correct
68 Correct 93 ms 420 KB Output is correct
69 Correct 86 ms 392 KB Output is correct