oj.uz

Submission #108832

# Submission time Handle Problem Language Result Execution time Memory
108832 2019-05-02T09:04:53 Z kuroni Bali Sculptures (APIO15_sculpture) C++17
100 / 100
 96 ms 640 KB 
#include <iostream>
#include <cstdio>
using namespace std;

const int N = 2005;

int n, a, b, f[N];
bool chk[N][N];
long long s[N];

bool subtask_4(long long lim)
{
    chk[0][0] = true;
    for (int i = 1; i <= n; i++)
    {
        fill(chk[i], chk[i] + b + 1, false);
        for (int j = 1; j <= i; j++)
            if (((s[i] - s[j - 1]) & lim) == (s[i] - s[j - 1]))
                for (int k = 1; k <= b; k++)
                    chk[i][k] |= chk[j - 1][k - 1];
    }
    for (int i = a; i <= b; i++)
        if (chk[n][i])
            return true;
    return false;
}

bool subtask_5(long long lim)
{
    f[0] = 0;
    for (int i = 1; i <= n; i++)
    {
        f[i] = b + 1;
        for (int j = 1; j <= i; j++)
            if (((s[i] - s[j - 1]) & lim) == (s[i] - s[j - 1]))
                f[i] = min(f[i], f[j - 1] + 1);
    }
    return f[n] <= b;
}

int main()
{
    scanf("%d%d%d", &n, &a, &b);
    for (int i = 1; i <= n; i++)
    {
        scanf("%lld", s + i);
        s[i] += s[i - 1];
    }
    long long ans = (1LL << 41) - 1;
    for (int i = 40; i >= 0; i--)
        if (n <= 100)
        {
            if (subtask_4(ans ^ (1LL << i)))
                ans ^= (1LL << i);
        }
        else
        {
            if (subtask_5(ans ^ (1LL << i)))
                ans ^= (1LL << i);
        }
    printf("%lld", ans);
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:43:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d", &n, &a, &b);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:46:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", s + i);
         ~~~~~^~~~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 512 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 2 ms 384 KB Output is correct
23 Correct 3 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 384 KB Output is correct
26 Correct 2 ms 384 KB Output is correct
27 Correct 2 ms 384 KB Output is correct
28 Correct 2 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 2 ms 384 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 2 ms 384 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 3 ms 384 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 3 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 3 ms 384 KB Output is correct
23 Correct 3 ms 384 KB Output is correct
24 Correct 3 ms 384 KB Output is correct
25 Correct 3 ms 384 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 3 ms 384 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 3 ms 384 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 4 ms 384 KB Output is correct
33 Correct 3 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 3 ms 384 KB Output is correct
36 Correct 3 ms 384 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 4 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 3 ms 384 KB Output is correct
20 Correct 2 ms 512 KB Output is correct
21 Correct 4 ms 384 KB Output is correct
22 Correct 3 ms 384 KB Output is correct
23 Correct 4 ms 512 KB Output is correct
24 Correct 4 ms 384 KB Output is correct
25 Correct 2 ms 384 KB Output is correct
26 Correct 4 ms 512 KB Output is correct
27 Correct 9 ms 512 KB Output is correct
28 Correct 15 ms 512 KB Output is correct
29 Correct 15 ms 512 KB Output is correct
30 Correct 3 ms 512 KB Output is correct
31 Correct 13 ms 540 KB Output is correct
32 Correct 13 ms 512 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 304 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 3 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 3 ms 384 KB Output is correct
25 Correct 3 ms 384 KB Output is correct
26 Correct 2 ms 384 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 2 ms 384 KB Output is correct
31 Correct 3 ms 384 KB Output is correct
32 Correct 2 ms 384 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 2 ms 384 KB Output is correct
35 Correct 2 ms 316 KB Output is correct
36 Correct 3 ms 384 KB Output is correct
37 Correct 2 ms 384 KB Output is correct
38 Correct 3 ms 384 KB Output is correct
39 Correct 3 ms 384 KB Output is correct
40 Correct 3 ms 384 KB Output is correct
41 Correct 3 ms 384 KB Output is correct
42 Correct 3 ms 384 KB Output is correct
43 Correct 2 ms 256 KB Output is correct
44 Correct 3 ms 384 KB Output is correct
45 Correct 3 ms 384 KB Output is correct
46 Correct 2 ms 512 KB Output is correct
47 Correct 3 ms 512 KB Output is correct
48 Correct 3 ms 512 KB Output is correct
49 Correct 4 ms 512 KB Output is correct
50 Correct 9 ms 512 KB Output is correct
51 Correct 14 ms 508 KB Output is correct
52 Correct 17 ms 512 KB Output is correct
53 Correct 3 ms 512 KB Output is correct
54 Correct 9 ms 512 KB Output is correct
55 Correct 12 ms 512 KB Output is correct
56 Correct 3 ms 512 KB Output is correct
57 Correct 3 ms 512 KB Output is correct
58 Correct 5 ms 640 KB Output is correct
59 Correct 6 ms 512 KB Output is correct
60 Correct 5 ms 512 KB Output is correct
61 Correct 2 ms 512 KB Output is correct
62 Correct 9 ms 512 KB Output is correct
63 Correct 6 ms 640 KB Output is correct
64 Correct 12 ms 512 KB Output is correct
65 Correct 2 ms 384 KB Output is correct
66 Correct 3 ms 512 KB Output is correct
67 Correct 3 ms 512 KB Output is correct
68 Correct 5 ms 512 KB Output is correct
69 Correct 7 ms 512 KB Output is correct
70 Correct 5 ms 512 KB Output is correct
71 Correct 3 ms 512 KB Output is correct
72 Correct 11 ms 640 KB Output is correct
73 Correct 6 ms 512 KB Output is correct
74 Correct 10 ms 512 KB Output is correct

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 3 ms 512 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 3 ms 356 KB Output is correct
20 Correct 3 ms 384 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Correct 2 ms 384 KB Output is correct
23 Correct 3 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 4 ms 384 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 384 KB Output is correct
28 Correct 4 ms 384 KB Output is correct
29 Correct 3 ms 356 KB Output is correct
30 Correct 2 ms 512 KB Output is correct
31 Correct 4 ms 512 KB Output is correct
32 Correct 3 ms 384 KB Output is correct
33 Correct 2 ms 512 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 3 ms 384 KB Output is correct
36 Correct 6 ms 512 KB Output is correct
37 Correct 9 ms 512 KB Output is correct
38 Correct 15 ms 512 KB Output is correct
39 Correct 15 ms 512 KB Output is correct
40 Correct 3 ms 512 KB Output is correct
41 Correct 10 ms 512 KB Output is correct
42 Correct 12 ms 512 KB Output is correct
43 Correct 2 ms 384 KB Output is correct
44 Correct 3 ms 512 KB Output is correct
45 Correct 4 ms 512 KB Output is correct
46 Correct 6 ms 512 KB Output is correct
47 Correct 5 ms 512 KB Output is correct
48 Correct 2 ms 512 KB Output is correct
49 Correct 8 ms 568 KB Output is correct
50 Correct 8 ms 512 KB Output is correct
51 Correct 3 ms 256 KB Output is correct
52 Correct 13 ms 384 KB Output is correct
53 Correct 15 ms 384 KB Output is correct
54 Correct 26 ms 384 KB Output is correct
55 Correct 28 ms 504 KB Output is correct
56 Correct 80 ms 384 KB Output is correct
57 Correct 96 ms 384 KB Output is correct
58 Correct 90 ms 384 KB Output is correct
59 Correct 81 ms 384 KB Output is correct
60 Correct 81 ms 384 KB Output is correct
61 Correct 3 ms 384 KB Output is correct
62 Correct 15 ms 384 KB Output is correct
63 Correct 25 ms 384 KB Output is correct
64 Correct 37 ms 376 KB Output is correct
65 Correct 50 ms 376 KB Output is correct
66 Correct 56 ms 504 KB Output is correct
67 Correct 82 ms 508 KB Output is correct
68 Correct 80 ms 384 KB Output is correct
69 Correct 72 ms 416 KB Output is correct