oj.uz

Submission #43252

# Submission time Handle Problem Language Result Execution time Memory
43252 2018-03-11T15:52:49 Z trungpro Bali Sculptures (APIO15_sculpture) C++14
100 / 100
 94 ms 812 KB 
#include <bits/stdc++.h>
#define LL long long
using namespace std;

const int N = 2005;
LL sum[N],ans;
bool f[N][N];
int dp[N],n,a,b;

bool sub1(LL mask) {

    dp[0] = 0;
    for (int i = 1 ; i <= n ; ++ i) {
        dp[i] = b + 1;
        for (int j = i - 1 ; j >= 0 ; -- j) {

            if (((sum[i] -sum[j]) & ~mask) == 0)
                dp[i] = min(dp[i],dp[j]+1);
        }
    }

    return (dp[n] <= b);
}

bool sub2(LL mask) {
    f[0][0] = 1;

    for (int i = 1 ; i <= b ; ++ i)
        f[0][i] = 0;
    for (int i = 1 ; i <= n ; ++ i) {
        f[i][0] = 0;
        for (int j = 1 ; j <= b ; ++ j) {
             f[i][j] = 0;
            for (int k = 0 ; k < i ; ++ k)
                if (f[k][j-1] && ((sum[i] - sum[k]) & ~mask) == 0)
                f[i][j] = 1;

        }
    }

    for (int i = a; i <= b ; ++ i)
        if (f[n][i])
            return 1;
    return 0;
}

bool check(LL mask) {

    if (a == 1)
      return sub1(mask);
    return sub2(mask);

    return 1;
}

int main() {
    //freopen(".inp","r",stdin);
    //freopen(".out","w",stdout);
    scanf("%d%d%d",&n,&a,&b);

    for (int i = 1 ; i <= n ; ++ i) {
        int val;
        scanf("%d",&val);
        sum[i] = sum[i-1] +(LL) val;
    }

    LL ans = (1LL << 41) - 1;
    for (int h = 40 ; h >= 0 ; -- h) {
        if (check(ans & (~(1LL << h))))
            ans &= ~(1LL << h);
           // cout << ans << endl;
    }

    printf("%lld",ans);
    return 0;
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:59:29: 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:63:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&val);
                         ^

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 2 ms 424 KB Output is correct
4 Correct 1 ms 424 KB Output is correct
5 Correct 1 ms 424 KB Output is correct
6 Correct 1 ms 496 KB Output is correct
7 Correct 2 ms 496 KB Output is correct
8 Correct 1 ms 496 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 568 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 2 ms 604 KB Output is correct
14 Correct 2 ms 620 KB Output is correct
15 Correct 1 ms 620 KB Output is correct
16 Correct 1 ms 620 KB Output is correct
17 Correct 1 ms 620 KB Output is correct
18 Correct 1 ms 624 KB Output is correct
19 Correct 2 ms 624 KB Output is correct
20 Correct 1 ms 624 KB Output is correct
21 Correct 2 ms 624 KB Output is correct
22 Correct 2 ms 624 KB Output is correct
23 Correct 2 ms 624 KB Output is correct
24 Correct 2 ms 624 KB Output is correct
25 Correct 2 ms 624 KB Output is correct
26 Correct 2 ms 624 KB Output is correct
27 Correct 1 ms 624 KB Output is correct
28 Correct 1 ms 624 KB Output is correct
29 Correct 1 ms 624 KB Output is correct
30 Correct 1 ms 624 KB Output is correct
31 Correct 2 ms 624 KB Output is correct
32 Correct 2 ms 624 KB Output is correct
33 Correct 1 ms 624 KB Output is correct
34 Correct 2 ms 624 KB Output is correct
35 Correct 2 ms 624 KB Output is correct
36 Correct 1 ms 624 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 624 KB Output is correct
2 Correct 1 ms 624 KB Output is correct
3 Correct 2 ms 624 KB Output is correct
4 Correct 1 ms 624 KB Output is correct
5 Correct 1 ms 624 KB Output is correct
6 Correct 1 ms 624 KB Output is correct
7 Correct 2 ms 624 KB Output is correct
8 Correct 1 ms 624 KB Output is correct
9 Correct 2 ms 624 KB Output is correct
10 Correct 1 ms 624 KB Output is correct
11 Correct 2 ms 624 KB Output is correct
12 Correct 2 ms 624 KB Output is correct
13 Correct 2 ms 624 KB Output is correct
14 Correct 2 ms 624 KB Output is correct
15 Correct 2 ms 624 KB Output is correct
16 Correct 2 ms 624 KB Output is correct
17 Correct 1 ms 624 KB Output is correct
18 Correct 2 ms 624 KB Output is correct
19 Correct 2 ms 624 KB Output is correct
20 Correct 2 ms 624 KB Output is correct
21 Correct 2 ms 624 KB Output is correct
22 Correct 2 ms 624 KB Output is correct
23 Correct 2 ms 624 KB Output is correct
24 Correct 2 ms 624 KB Output is correct
25 Correct 2 ms 624 KB Output is correct
26 Correct 2 ms 624 KB Output is correct
27 Correct 2 ms 624 KB Output is correct
28 Correct 2 ms 624 KB Output is correct
29 Correct 1 ms 624 KB Output is correct
30 Correct 2 ms 624 KB Output is correct
31 Correct 2 ms 624 KB Output is correct
32 Correct 2 ms 624 KB Output is correct
33 Correct 2 ms 624 KB Output is correct
34 Correct 2 ms 624 KB Output is correct
35 Correct 2 ms 624 KB Output is correct
36 Correct 2 ms 624 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 624 KB Output is correct
2 Correct 1 ms 624 KB Output is correct
3 Correct 1 ms 624 KB Output is correct
4 Correct 1 ms 624 KB Output is correct
5 Correct 1 ms 624 KB Output is correct
6 Correct 2 ms 624 KB Output is correct
7 Correct 2 ms 624 KB Output is correct
8 Correct 2 ms 624 KB Output is correct
9 Correct 2 ms 624 KB Output is correct
10 Correct 2 ms 624 KB Output is correct
11 Correct 2 ms 624 KB Output is correct
12 Correct 2 ms 624 KB Output is correct
13 Correct 1 ms 624 KB Output is correct
14 Correct 2 ms 624 KB Output is correct
15 Correct 2 ms 624 KB Output is correct
16 Correct 2 ms 624 KB Output is correct
17 Correct 2 ms 624 KB Output is correct
18 Correct 2 ms 624 KB Output is correct
19 Correct 2 ms 624 KB Output is correct
20 Correct 2 ms 624 KB Output is correct
21 Correct 2 ms 624 KB Output is correct
22 Correct 1 ms 624 KB Output is correct
23 Correct 2 ms 624 KB Output is correct
24 Correct 2 ms 624 KB Output is correct
25 Correct 2 ms 624 KB Output is correct
26 Correct 3 ms 624 KB Output is correct
27 Correct 2 ms 624 KB Output is correct
28 Correct 2 ms 624 KB Output is correct
29 Correct 2 ms 624 KB Output is correct
30 Correct 2 ms 624 KB Output is correct
31 Correct 2 ms 624 KB Output is correct
32 Correct 2 ms 624 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 624 KB Output is correct
2 Correct 1 ms 624 KB Output is correct
3 Correct 1 ms 624 KB Output is correct
4 Correct 2 ms 624 KB Output is correct
5 Correct 2 ms 624 KB Output is correct
6 Correct 1 ms 624 KB Output is correct
7 Correct 2 ms 624 KB Output is correct
8 Correct 1 ms 624 KB Output is correct
9 Correct 1 ms 624 KB Output is correct
10 Correct 1 ms 624 KB Output is correct
11 Correct 1 ms 624 KB Output is correct
12 Correct 1 ms 624 KB Output is correct
13 Correct 2 ms 624 KB Output is correct
14 Correct 2 ms 624 KB Output is correct
15 Correct 1 ms 728 KB Output is correct
16 Correct 1 ms 728 KB Output is correct
17 Correct 1 ms 736 KB Output is correct
18 Correct 2 ms 736 KB Output is correct
19 Correct 2 ms 736 KB Output is correct
20 Correct 2 ms 736 KB Output is correct
21 Correct 2 ms 736 KB Output is correct
22 Correct 2 ms 736 KB Output is correct
23 Correct 2 ms 736 KB Output is correct
24 Correct 2 ms 736 KB Output is correct
25 Correct 1 ms 736 KB Output is correct
26 Correct 2 ms 736 KB Output is correct
27 Correct 1 ms 736 KB Output is correct
28 Correct 1 ms 736 KB Output is correct
29 Correct 1 ms 736 KB Output is correct
30 Correct 2 ms 736 KB Output is correct
31 Correct 1 ms 736 KB Output is correct
32 Correct 1 ms 736 KB Output is correct
33 Correct 1 ms 736 KB Output is correct
34 Correct 1 ms 736 KB Output is correct
35 Correct 2 ms 736 KB Output is correct
36 Correct 1 ms 736 KB Output is correct
37 Correct 1 ms 736 KB Output is correct
38 Correct 2 ms 736 KB Output is correct
39 Correct 2 ms 736 KB Output is correct
40 Correct 2 ms 736 KB Output is correct
41 Correct 2 ms 736 KB Output is correct
42 Correct 2 ms 736 KB Output is correct
43 Correct 2 ms 736 KB Output is correct
44 Correct 2 ms 736 KB Output is correct
45 Correct 2 ms 736 KB Output is correct
46 Correct 2 ms 736 KB Output is correct
47 Correct 2 ms 736 KB Output is correct
48 Correct 2 ms 736 KB Output is correct
49 Correct 2 ms 736 KB Output is correct
50 Correct 2 ms 736 KB Output is correct
51 Correct 2 ms 736 KB Output is correct
52 Correct 2 ms 736 KB Output is correct
53 Correct 2 ms 736 KB Output is correct
54 Correct 2 ms 736 KB Output is correct
55 Correct 2 ms 736 KB Output is correct
56 Correct 2 ms 736 KB Output is correct
57 Correct 2 ms 736 KB Output is correct
58 Correct 2 ms 736 KB Output is correct
59 Correct 2 ms 736 KB Output is correct
60 Correct 2 ms 736 KB Output is correct
61 Correct 2 ms 736 KB Output is correct
62 Correct 2 ms 736 KB Output is correct
63 Correct 2 ms 736 KB Output is correct
64 Correct 27 ms 752 KB Output is correct
65 Correct 3 ms 752 KB Output is correct
66 Correct 4 ms 752 KB Output is correct
67 Correct 7 ms 752 KB Output is correct
68 Correct 16 ms 752 KB Output is correct
69 Correct 30 ms 752 KB Output is correct
70 Correct 33 ms 752 KB Output is correct
71 Correct 3 ms 752 KB Output is correct
72 Correct 35 ms 812 KB Output is correct
73 Correct 24 ms 812 KB Output is correct
74 Correct 25 ms 812 KB Output is correct

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 812 KB Output is correct
2 Correct 1 ms 812 KB Output is correct
3 Correct 1 ms 812 KB Output is correct
4 Correct 1 ms 812 KB Output is correct
5 Correct 1 ms 812 KB Output is correct
6 Correct 1 ms 812 KB Output is correct
7 Correct 1 ms 812 KB Output is correct
8 Correct 1 ms 812 KB Output is correct
9 Correct 1 ms 812 KB Output is correct
10 Correct 1 ms 812 KB Output is correct
11 Correct 1 ms 812 KB Output is correct
12 Correct 1 ms 812 KB Output is correct
13 Correct 1 ms 812 KB Output is correct
14 Correct 1 ms 812 KB Output is correct
15 Correct 1 ms 812 KB Output is correct
16 Correct 2 ms 812 KB Output is correct
17 Correct 1 ms 812 KB Output is correct
18 Correct 1 ms 812 KB Output is correct
19 Correct 2 ms 812 KB Output is correct
20 Correct 2 ms 812 KB Output is correct
21 Correct 2 ms 812 KB Output is correct
22 Correct 1 ms 812 KB Output is correct
23 Correct 1 ms 812 KB Output is correct
24 Correct 1 ms 812 KB Output is correct
25 Correct 1 ms 812 KB Output is correct
26 Correct 1 ms 812 KB Output is correct
27 Correct 1 ms 812 KB Output is correct
28 Correct 1 ms 812 KB Output is correct
29 Correct 1 ms 812 KB Output is correct
30 Correct 1 ms 812 KB Output is correct
31 Correct 1 ms 812 KB Output is correct
32 Correct 2 ms 812 KB Output is correct
33 Correct 2 ms 812 KB Output is correct
34 Correct 2 ms 812 KB Output is correct
35 Correct 2 ms 812 KB Output is correct
36 Correct 2 ms 812 KB Output is correct
37 Correct 2 ms 812 KB Output is correct
38 Correct 2 ms 812 KB Output is correct
39 Correct 2 ms 812 KB Output is correct
40 Correct 2 ms 812 KB Output is correct
41 Correct 2 ms 812 KB Output is correct
42 Correct 2 ms 812 KB Output is correct
43 Correct 2 ms 812 KB Output is correct
44 Correct 2 ms 812 KB Output is correct
45 Correct 2 ms 812 KB Output is correct
46 Correct 2 ms 812 KB Output is correct
47 Correct 2 ms 812 KB Output is correct
48 Correct 2 ms 812 KB Output is correct
49 Correct 2 ms 812 KB Output is correct
50 Correct 2 ms 812 KB Output is correct
51 Correct 2 ms 812 KB Output is correct
52 Correct 12 ms 812 KB Output is correct
53 Correct 17 ms 812 KB Output is correct
54 Correct 27 ms 812 KB Output is correct
55 Correct 25 ms 812 KB Output is correct
56 Correct 91 ms 812 KB Output is correct
57 Correct 91 ms 812 KB Output is correct
58 Correct 83 ms 812 KB Output is correct
59 Correct 88 ms 812 KB Output is correct
60 Correct 91 ms 812 KB Output is correct
61 Correct 2 ms 812 KB Output is correct
62 Correct 15 ms 812 KB Output is correct
63 Correct 29 ms 812 KB Output is correct
64 Correct 26 ms 812 KB Output is correct
65 Correct 47 ms 812 KB Output is correct
66 Correct 67 ms 812 KB Output is correct
67 Correct 88 ms 812 KB Output is correct
68 Correct 94 ms 812 KB Output is correct
69 Correct 86 ms 812 KB Output is correct