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Submission #490760

# Submission time Handle Problem Language Result Execution time Memory
490760 2021-11-29T05:32:45 Z hollwo_pelw Bali Sculptures (APIO15_sculpture) C++17
100 / 100
 104 ms 4312 KB 
#include <bits/stdc++.h>
using namespace std;

const int N = 2005, M = 105;

int n, a, b;
int64_t pre[N];

bool check1(int64_t cur, int bt) {
    vector<int> dp(n + 1, 1e9);
    dp[0] = 0;
    for (int i = 1; i <= n; i++) {
        for (int j = 0; j < i; j++) {
            int64_t f = (pre[i] - pre[j]) >> bt, s = cur >> bt;
            if ((f | s) == s) dp[i] = min(dp[i], dp[j] + 1); 
        }
    }
    return dp[n] <= b;
}

bool dp[N][N];

bool check(int64_t cur, int bt) {
    if (n > 100)
        return check1(cur, bt);
    
    memset(dp, 0, sizeof dp);
    dp[0][0] = 1;
    for (int i = 1; i <= n; i++) {
        for (int j = 0; j < i; j++) {
            int64_t f = (pre[i] - pre[j]) >> bt, s = cur >> bt;
            if ((f | s) == s) {
                for (int k = 1; k <= j + 1; k++)
                    dp[i][k] |= dp[j][k - 1];
            }
        }
    }
    
    for (int i = a; i <= b; i++)
        if (dp[n][i]) return 1;
    return 0;
}

signed main() {
    cin.tie(0), cout.tie(0) -> sync_with_stdio(0);
    
    cin >> n >> a >> b;
    for (int i = 1, x; i <= n; i++)
        cin >> x, pre[i] = pre[i - 1] + x;
    
    int64_t res = 0;
    for (int i = 40; ~i; i--) {
        if (!check(res, i))
            res |= 1ll << i;
    }
    
    cout << res;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 4172 KB Output is correct
2 Correct 6 ms 4172 KB Output is correct
3 Correct 5 ms 4172 KB Output is correct
4 Correct 5 ms 4172 KB Output is correct
5 Correct 6 ms 4172 KB Output is correct
6 Correct 6 ms 4172 KB Output is correct
7 Correct 6 ms 4172 KB Output is correct
8 Correct 6 ms 4172 KB Output is correct
9 Correct 6 ms 4248 KB Output is correct
10 Correct 6 ms 4240 KB Output is correct
11 Correct 6 ms 4172 KB Output is correct
12 Correct 5 ms 4248 KB Output is correct
13 Correct 6 ms 4172 KB Output is correct
14 Correct 6 ms 4256 KB Output is correct
15 Correct 5 ms 4248 KB Output is correct
16 Correct 6 ms 4172 KB Output is correct
17 Correct 5 ms 4256 KB Output is correct
18 Correct 6 ms 4172 KB Output is correct
19 Correct 9 ms 4172 KB Output is correct
20 Correct 6 ms 4172 KB Output is correct
21 Correct 6 ms 4172 KB Output is correct
22 Correct 6 ms 4172 KB Output is correct
23 Correct 6 ms 4172 KB Output is correct
24 Correct 6 ms 4172 KB Output is correct
25 Correct 6 ms 4172 KB Output is correct
26 Correct 6 ms 4172 KB Output is correct
27 Correct 6 ms 4252 KB Output is correct
28 Correct 6 ms 4172 KB Output is correct
29 Correct 6 ms 4172 KB Output is correct
30 Correct 6 ms 4172 KB Output is correct
31 Correct 6 ms 4172 KB Output is correct
32 Correct 6 ms 4172 KB Output is correct
33 Correct 6 ms 4172 KB Output is correct
34 Correct 6 ms 4172 KB Output is correct
35 Correct 6 ms 4172 KB Output is correct
36 Correct 6 ms 4172 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 4172 KB Output is correct
2 Correct 5 ms 4172 KB Output is correct
3 Correct 6 ms 4172 KB Output is correct
4 Correct 6 ms 4172 KB Output is correct
5 Correct 5 ms 4172 KB Output is correct
6 Correct 6 ms 4172 KB Output is correct
7 Correct 6 ms 4172 KB Output is correct
8 Correct 6 ms 4172 KB Output is correct
9 Correct 7 ms 4172 KB Output is correct
10 Correct 6 ms 4172 KB Output is correct
11 Correct 6 ms 4172 KB Output is correct
12 Correct 6 ms 4248 KB Output is correct
13 Correct 6 ms 4172 KB Output is correct
14 Correct 6 ms 4172 KB Output is correct
15 Correct 6 ms 4248 KB Output is correct
16 Correct 6 ms 4172 KB Output is correct
17 Correct 7 ms 4172 KB Output is correct
18 Correct 5 ms 4172 KB Output is correct
19 Correct 6 ms 4172 KB Output is correct
20 Correct 5 ms 4172 KB Output is correct
21 Correct 5 ms 4172 KB Output is correct
22 Correct 6 ms 4172 KB Output is correct
23 Correct 5 ms 4172 KB Output is correct
24 Correct 7 ms 4172 KB Output is correct
25 Correct 6 ms 4172 KB Output is correct
26 Correct 7 ms 4172 KB Output is correct
27 Correct 6 ms 4172 KB Output is correct
28 Correct 6 ms 4244 KB Output is correct
29 Correct 6 ms 4244 KB Output is correct
30 Correct 6 ms 4172 KB Output is correct
31 Correct 6 ms 4172 KB Output is correct
32 Correct 6 ms 4252 KB Output is correct
33 Correct 6 ms 4172 KB Output is correct
34 Correct 7 ms 4172 KB Output is correct
35 Correct 6 ms 4172 KB Output is correct
36 Correct 6 ms 4172 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 4172 KB Output is correct
2 Correct 6 ms 4172 KB Output is correct
3 Correct 5 ms 4172 KB Output is correct
4 Correct 5 ms 4172 KB Output is correct
5 Correct 6 ms 4172 KB Output is correct
6 Correct 5 ms 4172 KB Output is correct
7 Correct 7 ms 4172 KB Output is correct
8 Correct 5 ms 4248 KB Output is correct
9 Correct 9 ms 4172 KB Output is correct
10 Correct 6 ms 4172 KB Output is correct
11 Correct 6 ms 4172 KB Output is correct
12 Correct 5 ms 4172 KB Output is correct
13 Correct 6 ms 4172 KB Output is correct
14 Correct 5 ms 4172 KB Output is correct
15 Correct 6 ms 4244 KB Output is correct
16 Correct 6 ms 4172 KB Output is correct
17 Correct 6 ms 4172 KB Output is correct
18 Correct 6 ms 4172 KB Output is correct
19 Correct 8 ms 4248 KB Output is correct
20 Correct 7 ms 4172 KB Output is correct
21 Correct 6 ms 4172 KB Output is correct
22 Correct 6 ms 4172 KB Output is correct
23 Correct 7 ms 4244 KB Output is correct
24 Correct 7 ms 4172 KB Output is correct
25 Correct 7 ms 4172 KB Output is correct
26 Correct 8 ms 4172 KB Output is correct
27 Correct 9 ms 4244 KB Output is correct
28 Correct 9 ms 4172 KB Output is correct
29 Correct 10 ms 4172 KB Output is correct
30 Correct 11 ms 4252 KB Output is correct
31 Correct 10 ms 4252 KB Output is correct
32 Correct 12 ms 4172 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 4172 KB Output is correct
2 Correct 6 ms 4256 KB Output is correct
3 Correct 6 ms 4172 KB Output is correct
4 Correct 7 ms 4248 KB Output is correct
5 Correct 6 ms 4172 KB Output is correct
6 Correct 6 ms 4172 KB Output is correct
7 Correct 6 ms 4172 KB Output is correct
8 Correct 6 ms 4172 KB Output is correct
9 Correct 6 ms 4172 KB Output is correct
10 Correct 6 ms 4172 KB Output is correct
11 Correct 6 ms 4172 KB Output is correct
12 Correct 6 ms 4248 KB Output is correct
13 Correct 6 ms 4172 KB Output is correct
14 Correct 6 ms 4248 KB Output is correct
15 Correct 5 ms 4180 KB Output is correct
16 Correct 5 ms 4180 KB Output is correct
17 Correct 7 ms 4260 KB Output is correct
18 Correct 8 ms 4308 KB Output is correct
19 Correct 5 ms 4184 KB Output is correct
20 Correct 5 ms 4184 KB Output is correct
21 Correct 6 ms 4256 KB Output is correct
22 Correct 5 ms 4184 KB Output is correct
23 Correct 6 ms 4184 KB Output is correct
24 Correct 6 ms 4184 KB Output is correct
25 Correct 6 ms 4264 KB Output is correct
26 Correct 6 ms 4184 KB Output is correct
27 Correct 5 ms 4184 KB Output is correct
28 Correct 6 ms 4256 KB Output is correct
29 Correct 6 ms 4260 KB Output is correct
30 Correct 5 ms 4184 KB Output is correct
31 Correct 6 ms 4184 KB Output is correct
32 Correct 8 ms 4184 KB Output is correct
33 Correct 6 ms 4184 KB Output is correct
34 Correct 5 ms 4260 KB Output is correct
35 Correct 7 ms 4184 KB Output is correct
36 Correct 5 ms 4184 KB Output is correct
37 Correct 6 ms 4184 KB Output is correct
38 Correct 6 ms 4184 KB Output is correct
39 Correct 8 ms 4312 KB Output is correct
40 Correct 6 ms 4260 KB Output is correct
41 Correct 6 ms 4184 KB Output is correct
42 Correct 6 ms 4184 KB Output is correct
43 Correct 7 ms 4256 KB Output is correct
44 Correct 6 ms 4184 KB Output is correct
45 Correct 6 ms 4184 KB Output is correct
46 Correct 7 ms 4188 KB Output is correct
47 Correct 7 ms 4184 KB Output is correct
48 Correct 6 ms 4184 KB Output is correct
49 Correct 8 ms 4184 KB Output is correct
50 Correct 9 ms 4252 KB Output is correct
51 Correct 11 ms 4172 KB Output is correct
52 Correct 9 ms 4252 KB Output is correct
53 Correct 10 ms 4180 KB Output is correct
54 Correct 11 ms 4252 KB Output is correct
55 Correct 9 ms 4248 KB Output is correct
56 Correct 6 ms 4172 KB Output is correct
57 Correct 7 ms 4176 KB Output is correct
58 Correct 6 ms 4184 KB Output is correct
59 Correct 8 ms 4252 KB Output is correct
60 Correct 7 ms 4172 KB Output is correct
61 Correct 7 ms 4172 KB Output is correct
62 Correct 8 ms 4256 KB Output is correct
63 Correct 7 ms 4172 KB Output is correct
64 Correct 9 ms 4248 KB Output is correct
65 Correct 6 ms 4172 KB Output is correct
66 Correct 6 ms 4172 KB Output is correct
67 Correct 6 ms 4252 KB Output is correct
68 Correct 7 ms 4240 KB Output is correct
69 Correct 7 ms 4172 KB Output is correct
70 Correct 7 ms 4252 KB Output is correct
71 Correct 7 ms 4172 KB Output is correct
72 Correct 7 ms 4172 KB Output is correct
73 Correct 7 ms 4172 KB Output is correct
74 Correct 8 ms 4172 KB Output is correct

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 4172 KB Output is correct
2 Correct 6 ms 4172 KB Output is correct
3 Correct 6 ms 4172 KB Output is correct
4 Correct 8 ms 4260 KB Output is correct
5 Correct 6 ms 4184 KB Output is correct
6 Correct 6 ms 4184 KB Output is correct
7 Correct 6 ms 4184 KB Output is correct
8 Correct 7 ms 4184 KB Output is correct
9 Correct 5 ms 4188 KB Output is correct
10 Correct 6 ms 4256 KB Output is correct
11 Correct 6 ms 4264 KB Output is correct
12 Correct 6 ms 4264 KB Output is correct
13 Correct 6 ms 4184 KB Output is correct
14 Correct 7 ms 4264 KB Output is correct
15 Correct 5 ms 4184 KB Output is correct
16 Correct 6 ms 4184 KB Output is correct
17 Correct 6 ms 4184 KB Output is correct
18 Correct 7 ms 4184 KB Output is correct
19 Correct 6 ms 4264 KB Output is correct
20 Correct 6 ms 4172 KB Output is correct
21 Correct 6 ms 4172 KB Output is correct
22 Correct 6 ms 4172 KB Output is correct
23 Correct 7 ms 4252 KB Output is correct
24 Correct 9 ms 4172 KB Output is correct
25 Correct 8 ms 4248 KB Output is correct
26 Correct 6 ms 4172 KB Output is correct
27 Correct 6 ms 4172 KB Output is correct
28 Correct 7 ms 4172 KB Output is correct
29 Correct 7 ms 4172 KB Output is correct
30 Correct 7 ms 4172 KB Output is correct
31 Correct 9 ms 4244 KB Output is correct
32 Correct 8 ms 4172 KB Output is correct
33 Correct 9 ms 4248 KB Output is correct
34 Correct 7 ms 4244 KB Output is correct
35 Correct 7 ms 4224 KB Output is correct
36 Correct 7 ms 4172 KB Output is correct
37 Correct 10 ms 4244 KB Output is correct
38 Correct 9 ms 4172 KB Output is correct
39 Correct 9 ms 4172 KB Output is correct
40 Correct 12 ms 4252 KB Output is correct
41 Correct 10 ms 4172 KB Output is correct
42 Correct 9 ms 4248 KB Output is correct
43 Correct 7 ms 4172 KB Output is correct
44 Correct 7 ms 4172 KB Output is correct
45 Correct 10 ms 4252 KB Output is correct
46 Correct 8 ms 4256 KB Output is correct
47 Correct 7 ms 4172 KB Output is correct
48 Correct 7 ms 4172 KB Output is correct
49 Correct 8 ms 4172 KB Output is correct
50 Correct 7 ms 4172 KB Output is correct
51 Correct 1 ms 204 KB Output is correct
52 Correct 10 ms 332 KB Output is correct
53 Correct 16 ms 340 KB Output is correct
54 Correct 28 ms 332 KB Output is correct
55 Correct 27 ms 332 KB Output is correct
56 Correct 104 ms 332 KB Output is correct
57 Correct 99 ms 332 KB Output is correct
58 Correct 93 ms 352 KB Output is correct
59 Correct 96 ms 352 KB Output is correct
60 Correct 100 ms 352 KB Output is correct
61 Correct 1 ms 204 KB Output is correct
62 Correct 16 ms 348 KB Output is correct
63 Correct 28 ms 348 KB Output is correct
64 Correct 26 ms 332 KB Output is correct
65 Correct 48 ms 340 KB Output is correct
66 Correct 73 ms 352 KB Output is correct
67 Correct 103 ms 352 KB Output is correct
68 Correct 98 ms 348 KB Output is correct
69 Correct 97 ms 348 KB Output is correct