답안 #27861 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
27861	2017-07-14T08:58:56 Z	sampriti	Bali Sculptures (APIO15_sculpture)	C++14	37 / 100	136 ms	17820 KB

sculpture

#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

#	결과	실행 시간	메모리	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

#	결과	실행 시간	메모리	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

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

Subtask #4
0 / 25.0

#	결과	실행 시간	메모리	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

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

답안 #27861

Compilation message

Subtask #1 0 / 9.0

Subtask #2 16.0 / 16.0

Subtask #3 21.0 / 21.0

Subtask #4 0 / 25.0

Subtask #5 0 / 29.0

Subtask #1
0 / 9.0

Subtask #2
16.0 / 16.0

Subtask #3
21.0 / 21.0

Subtask #4
0 / 25.0

Subtask #5
0 / 29.0