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Submission #27861

# Submission time Handle Problem Language Result Execution time Memory
27861 2017-07-14T08:58:56 Z sampriti Bali Sculptures (APIO15_sculpture) C++14
37 / 100
 136 ms 17820 KB 
#include <iostream>
#include <algorithm>
#include <cstring>

using namespace std;

int N;
int Y[2000];
int dp[2000][2000];
int dp_min[2000];

int solve(int i, int j, long long mask) {
  if(i == N) {
    return j == 0;
  }
  if(j == 0) return 0;

  if(dp[i][j] != -1) return dp[i][j];

  dp[i][j] = 0;
  long long sum = 0;
  for(int k = i; k < N; k++) {
    sum += Y[k];
    if((sum | mask) == mask) {
       dp[i][j] |= solve(k + 1, j - 1, mask);
    }
  }
  return dp[i][j];
}

int solve_min(int i, int mask) {
  if(i == N) return 0;
  if(dp_min[i] != -1) return dp_min[i];

  dp_min[i] = N + 1;
  long long sum = 0;
  for(int k = i; k < N; k++) {
    sum += Y[k];
    if((sum | mask) == mask) {
      dp_min[i] = min(dp_min[i], 1 + solve_min(k + 1, mask));
    }
  }
  return dp_min[i];
}

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

  int A, B; cin >> N >> A >> B;
  for(int i = 0; i < N; i++) cin >> Y[i];

  long long ans = (1LL << 41) - 1;
  for(int bit = 40; bit >= 0; bit--) {
    long long test = ans ^ (1LL << bit);
    bool pos = false;

    if(A == 1) {
      memset(dp_min, -1, sizeof dp_min);
      if(solve_min(0, test) <= B) {
        pos = true;
      }
    }
    else {
      memset(dp, -1, sizeof dp);
      for(int x = A; x <= B; x++) {
        if(solve(0, x, test)) {
          pos = true;
          break;
        }
      }
    }

    if(pos) {
      ans = test;
    }
  }

  cout << ans << endl;
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17820 KB Output is correct
2 Correct 0 ms 17820 KB Output is correct
3 Correct 0 ms 17820 KB Output is correct
4 Correct 0 ms 17820 KB Output is correct
5 Correct 0 ms 17820 KB Output is correct
6 Correct 0 ms 17820 KB Output is correct
7 Correct 0 ms 17820 KB Output is correct
8 Correct 0 ms 17820 KB Output is correct
9 Correct 0 ms 17820 KB Output is correct
10 Correct 0 ms 17820 KB Output is correct
11 Correct 0 ms 17820 KB Output is correct
12 Correct 0 ms 17820 KB Output is correct
13 Correct 0 ms 17820 KB Output is correct
14 Correct 53 ms 17820 KB Output is correct
15 Correct 63 ms 17820 KB Output is correct
16 Correct 73 ms 17820 KB Output is correct
17 Correct 56 ms 17820 KB Output is correct
18 Correct 49 ms 17820 KB Output is correct
19 Correct 69 ms 17820 KB Output is correct
20 Correct 59 ms 17820 KB Output is correct
21 Correct 53 ms 17820 KB Output is correct
22 Correct 36 ms 17820 KB Output is correct
23 Correct 39 ms 17820 KB Output is correct
24 Correct 43 ms 17820 KB Output is correct
25 Correct 33 ms 17820 KB Output is correct
26 Correct 89 ms 17820 KB Output is correct
27 Correct 0 ms 17820 KB Output is correct
28 Correct 0 ms 17820 KB Output is correct
29 Correct 0 ms 17820 KB Output is correct
30 Incorrect 0 ms 17820 KB Output isn't correct
31 Halted 0 ms 0 KB -

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17820 KB Output is correct
2 Correct 0 ms 17820 KB Output is correct
3 Correct 0 ms 17820 KB Output is correct
4 Correct 0 ms 17820 KB Output is correct
5 Correct 0 ms 17820 KB Output is correct
6 Correct 0 ms 17820 KB Output is correct
7 Correct 0 ms 17820 KB Output is correct
8 Correct 0 ms 17820 KB Output is correct
9 Correct 0 ms 17820 KB Output is correct
10 Correct 0 ms 17820 KB Output is correct
11 Correct 0 ms 17820 KB Output is correct
12 Correct 0 ms 17820 KB Output is correct
13 Correct 0 ms 17820 KB Output is correct
14 Correct 113 ms 17820 KB Output is correct
15 Correct 113 ms 17820 KB Output is correct
16 Correct 123 ms 17820 KB Output is correct
17 Correct 136 ms 17820 KB Output is correct
18 Correct 99 ms 17820 KB Output is correct
19 Correct 59 ms 17820 KB Output is correct
20 Correct 49 ms 17820 KB Output is correct
21 Correct 99 ms 17820 KB Output is correct
22 Correct 116 ms 17820 KB Output is correct
23 Correct 96 ms 17820 KB Output is correct
24 Correct 66 ms 17820 KB Output is correct
25 Correct 113 ms 17820 KB Output is correct
26 Correct 76 ms 17820 KB Output is correct
27 Correct 0 ms 17820 KB Output is correct
28 Correct 0 ms 17820 KB Output is correct
29 Correct 0 ms 17820 KB Output is correct
30 Correct 0 ms 17820 KB Output is correct
31 Correct 0 ms 17820 KB Output is correct
32 Correct 0 ms 17820 KB Output is correct
33 Correct 0 ms 17820 KB Output is correct
34 Correct 0 ms 17820 KB Output is correct
35 Correct 0 ms 17820 KB Output is correct
36 Correct 0 ms 17820 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17820 KB Output is correct
2 Correct 0 ms 17820 KB Output is correct
3 Correct 0 ms 17820 KB Output is correct
4 Correct 0 ms 17820 KB Output is correct
5 Correct 0 ms 17820 KB Output is correct
6 Correct 0 ms 17820 KB Output is correct
7 Correct 0 ms 17820 KB Output is correct
8 Correct 0 ms 17820 KB Output is correct
9 Correct 0 ms 17820 KB Output is correct
10 Correct 0 ms 17820 KB Output is correct
11 Correct 0 ms 17820 KB Output is correct
12 Correct 0 ms 17820 KB Output is correct
13 Correct 0 ms 17820 KB Output is correct
14 Correct 0 ms 17820 KB Output is correct
15 Correct 0 ms 17820 KB Output is correct
16 Correct 0 ms 17820 KB Output is correct
17 Correct 0 ms 17820 KB Output is correct
18 Correct 0 ms 17820 KB Output is correct
19 Correct 0 ms 17820 KB Output is correct
20 Correct 0 ms 17820 KB Output is correct
21 Correct 0 ms 17820 KB Output is correct
22 Correct 0 ms 17820 KB Output is correct
23 Correct 0 ms 17820 KB Output is correct
24 Correct 0 ms 17820 KB Output is correct
25 Correct 0 ms 17820 KB Output is correct
26 Correct 0 ms 17820 KB Output is correct
27 Correct 0 ms 17820 KB Output is correct
28 Correct 0 ms 17820 KB Output is correct
29 Correct 0 ms 17820 KB Output is correct
30 Correct 0 ms 17820 KB Output is correct
31 Correct 0 ms 17820 KB Output is correct
32 Correct 0 ms 17820 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17820 KB Output is correct
2 Correct 0 ms 17820 KB Output is correct
3 Correct 0 ms 17820 KB Output is correct
4 Correct 0 ms 17820 KB Output is correct
5 Correct 0 ms 17820 KB Output is correct
6 Correct 0 ms 17820 KB Output is correct
7 Correct 0 ms 17820 KB Output is correct
8 Correct 0 ms 17820 KB Output is correct
9 Correct 0 ms 17820 KB Output is correct
10 Correct 0 ms 17820 KB Output is correct
11 Correct 0 ms 17820 KB Output is correct
12 Correct 0 ms 17820 KB Output is correct
13 Correct 0 ms 17820 KB Output is correct
14 Correct 59 ms 17820 KB Output is correct
15 Correct 76 ms 17820 KB Output is correct
16 Correct 33 ms 17820 KB Output is correct
17 Correct 99 ms 17820 KB Output is correct
18 Correct 83 ms 17820 KB Output is correct
19 Correct 63 ms 17820 KB Output is correct
20 Correct 56 ms 17820 KB Output is correct
21 Correct 53 ms 17820 KB Output is correct
22 Correct 86 ms 17820 KB Output is correct
23 Correct 93 ms 17820 KB Output is correct
24 Correct 73 ms 17820 KB Output is correct
25 Correct 99 ms 17820 KB Output is correct
26 Correct 59 ms 17820 KB Output is correct
27 Correct 0 ms 17820 KB Output is correct
28 Correct 0 ms 17820 KB Output is correct
29 Correct 0 ms 17820 KB Output is correct
30 Incorrect 0 ms 17820 KB Output isn't correct
31 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17820 KB Output is correct
2 Correct 0 ms 17820 KB Output is correct
3 Correct 0 ms 17820 KB Output is correct
4 Correct 0 ms 17820 KB Output is correct
5 Correct 0 ms 17820 KB Output is correct
6 Correct 0 ms 17820 KB Output is correct
7 Correct 0 ms 17820 KB Output is correct
8 Correct 0 ms 17820 KB Output is correct
9 Correct 0 ms 17820 KB Output is correct
10 Correct 0 ms 17820 KB Output is correct
11 Correct 0 ms 17820 KB Output is correct
12 Correct 0 ms 17820 KB Output is correct
13 Correct 0 ms 17820 KB Output is correct
14 Correct 0 ms 17820 KB Output is correct
15 Correct 0 ms 17820 KB Output is correct
16 Correct 0 ms 17820 KB Output is correct
17 Incorrect 0 ms 17820 KB Output isn't correct
18 Halted 0 ms 0 KB -