oj.uz

Submission #35267

# Submission time Handle Problem Language Result Execution time Memory
35267 2017-11-19T14:10:28 Z dqhungdl Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 3476 KB 
#include <bits/stdc++.h>
using namespace std;

const int N=122501;
int n,sum,a[505],C[250005];
bitset<N> f;
vector<int> rs;

bool Special()
{
    if(sum%2==1)
        return false;
    f[0]=1;
    for(int i=1;i<=n;i++)
        f|=(f<<a[i]);
    return f[sum/2];
}

void Check(int pos)
{
    f.reset();
    f[0]=1;
    for(int i=1;i<=n;i++)
        if(i!=pos)
            f|=(f<<a[i]);
    for(int i=0;i<(sum-a[pos]+1)/2;i++)
        if(f[i]==1)
            C[sum-a[pos]-2*i]++;
}

int main()
{
    //freopen("TEST.INP","r",stdin);
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i];
        sum+=a[i];
    }
    if(Special()==false)
    {
        cout<<0;
        return 0;
    }
    for(int i=1;i<=n;i++)
        Check(i);
    for(int i=1;i<=sum;i++)
        if(C[i]==n)
            rs.push_back(i);
    cout<<rs.size()<<"\n";
    for(int i=0;i<rs.size();i++)
        cout<<rs[i]<<' ';
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:51:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<rs.size();i++)
                  ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3008 KB Output is correct
2 Correct 0 ms 3008 KB Output is correct
3 Correct 0 ms 3008 KB Output is correct
4 Correct 0 ms 3008 KB Output is correct
5 Correct 0 ms 3008 KB Output is correct
6 Correct 0 ms 3008 KB Output is correct
7 Correct 0 ms 3008 KB Output is correct
8 Correct 0 ms 3008 KB Output is correct
9 Correct 0 ms 3008 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3008 KB Output is correct
2 Correct 0 ms 3008 KB Output is correct
3 Correct 0 ms 3008 KB Output is correct
4 Correct 0 ms 3008 KB Output is correct
5 Correct 0 ms 3008 KB Output is correct
6 Correct 0 ms 3008 KB Output is correct
7 Correct 0 ms 3008 KB Output is correct
8 Correct 0 ms 3008 KB Output is correct
9 Correct 0 ms 3008 KB Output is correct
10 Correct 6 ms 3008 KB Output is correct
11 Correct 6 ms 3008 KB Output is correct
12 Correct 6 ms 3008 KB Output is correct
13 Correct 3 ms 3008 KB Output is correct
14 Correct 3 ms 3008 KB Output is correct
15 Correct 3 ms 3008 KB Output is correct
16 Correct 3 ms 3008 KB Output is correct
17 Correct 0 ms 3008 KB Output is correct
18 Correct 3 ms 3008 KB Output is correct
19 Correct 3 ms 3008 KB Output is correct
20 Correct 6 ms 3008 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3008 KB Output is correct
2 Correct 0 ms 3008 KB Output is correct
3 Correct 0 ms 3008 KB Output is correct
4 Correct 0 ms 3008 KB Output is correct
5 Correct 0 ms 3008 KB Output is correct
6 Correct 0 ms 3008 KB Output is correct
7 Correct 0 ms 3008 KB Output is correct
8 Correct 0 ms 3008 KB Output is correct
9 Correct 0 ms 3008 KB Output is correct
10 Correct 6 ms 3008 KB Output is correct
11 Correct 6 ms 3008 KB Output is correct
12 Correct 6 ms 3008 KB Output is correct
13 Correct 3 ms 3008 KB Output is correct
14 Correct 3 ms 3008 KB Output is correct
15 Correct 3 ms 3008 KB Output is correct
16 Correct 3 ms 3008 KB Output is correct
17 Correct 0 ms 3008 KB Output is correct
18 Correct 3 ms 3008 KB Output is correct
19 Correct 3 ms 3008 KB Output is correct
20 Correct 6 ms 3008 KB Output is correct
21 Correct 26 ms 3008 KB Output is correct
22 Correct 36 ms 3008 KB Output is correct
23 Correct 16 ms 3008 KB Output is correct
24 Correct 59 ms 3008 KB Output is correct
25 Correct 69 ms 3008 KB Output is correct
26 Correct 63 ms 3008 KB Output is correct
27 Correct 66 ms 3008 KB Output is correct
28 Correct 63 ms 3008 KB Output is correct
29 Correct 63 ms 3008 KB Output is correct
30 Correct 79 ms 3008 KB Output is correct
31 Correct 63 ms 3008 KB Output is correct
32 Correct 73 ms 3008 KB Output is correct
33 Correct 59 ms 3008 KB Output is correct
34 Correct 63 ms 3008 KB Output is correct
35 Correct 63 ms 3008 KB Output is correct
36 Correct 66 ms 3008 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3008 KB Output is correct
2 Correct 0 ms 3008 KB Output is correct
3 Correct 0 ms 3008 KB Output is correct
4 Correct 0 ms 3008 KB Output is correct
5 Correct 0 ms 3008 KB Output is correct
6 Correct 0 ms 3008 KB Output is correct
7 Correct 0 ms 3008 KB Output is correct
8 Correct 0 ms 3008 KB Output is correct
9 Correct 0 ms 3008 KB Output is correct
10 Correct 6 ms 3008 KB Output is correct
11 Correct 6 ms 3008 KB Output is correct
12 Correct 6 ms 3008 KB Output is correct
13 Correct 3 ms 3008 KB Output is correct
14 Correct 3 ms 3008 KB Output is correct
15 Correct 3 ms 3008 KB Output is correct
16 Correct 3 ms 3008 KB Output is correct
17 Correct 0 ms 3008 KB Output is correct
18 Correct 3 ms 3008 KB Output is correct
19 Correct 3 ms 3008 KB Output is correct
20 Correct 6 ms 3008 KB Output is correct
21 Correct 26 ms 3008 KB Output is correct
22 Correct 36 ms 3008 KB Output is correct
23 Correct 16 ms 3008 KB Output is correct
24 Correct 59 ms 3008 KB Output is correct
25 Correct 69 ms 3008 KB Output is correct
26 Correct 63 ms 3008 KB Output is correct
27 Correct 66 ms 3008 KB Output is correct
28 Correct 63 ms 3008 KB Output is correct
29 Correct 63 ms 3008 KB Output is correct
30 Correct 79 ms 3008 KB Output is correct
31 Correct 63 ms 3008 KB Output is correct
32 Correct 73 ms 3008 KB Output is correct
33 Correct 59 ms 3008 KB Output is correct
34 Correct 63 ms 3008 KB Output is correct
35 Correct 63 ms 3008 KB Output is correct
36 Correct 66 ms 3008 KB Output is correct
37 Correct 276 ms 3148 KB Output is correct
38 Correct 263 ms 3148 KB Output is correct
39 Correct 386 ms 3008 KB Output is correct
40 Correct 476 ms 3148 KB Output is correct
41 Correct 489 ms 3008 KB Output is correct
42 Correct 406 ms 3148 KB Output is correct
43 Correct 386 ms 3280 KB Output is correct
44 Correct 376 ms 3280 KB Output is correct
45 Correct 416 ms 3280 KB Output is correct
46 Correct 466 ms 3008 KB Output is correct
47 Correct 419 ms 3148 KB Output is correct
48 Correct 449 ms 3280 KB Output is correct
49 Correct 433 ms 3148 KB Output is correct
50 Correct 459 ms 3148 KB Output is correct
51 Correct 0 ms 3008 KB Output is correct
52 Correct 499 ms 3280 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3008 KB Output is correct
2 Correct 0 ms 3008 KB Output is correct
3 Correct 0 ms 3008 KB Output is correct
4 Correct 0 ms 3008 KB Output is correct
5 Correct 0 ms 3008 KB Output is correct
6 Correct 0 ms 3008 KB Output is correct
7 Correct 0 ms 3008 KB Output is correct
8 Correct 0 ms 3008 KB Output is correct
9 Correct 0 ms 3008 KB Output is correct
10 Correct 6 ms 3008 KB Output is correct
11 Correct 6 ms 3008 KB Output is correct
12 Correct 6 ms 3008 KB Output is correct
13 Correct 3 ms 3008 KB Output is correct
14 Correct 3 ms 3008 KB Output is correct
15 Correct 3 ms 3008 KB Output is correct
16 Correct 3 ms 3008 KB Output is correct
17 Correct 0 ms 3008 KB Output is correct
18 Correct 3 ms 3008 KB Output is correct
19 Correct 3 ms 3008 KB Output is correct
20 Correct 6 ms 3008 KB Output is correct
21 Correct 26 ms 3008 KB Output is correct
22 Correct 36 ms 3008 KB Output is correct
23 Correct 16 ms 3008 KB Output is correct
24 Correct 59 ms 3008 KB Output is correct
25 Correct 69 ms 3008 KB Output is correct
26 Correct 63 ms 3008 KB Output is correct
27 Correct 66 ms 3008 KB Output is correct
28 Correct 63 ms 3008 KB Output is correct
29 Correct 63 ms 3008 KB Output is correct
30 Correct 79 ms 3008 KB Output is correct
31 Correct 63 ms 3008 KB Output is correct
32 Correct 73 ms 3008 KB Output is correct
33 Correct 59 ms 3008 KB Output is correct
34 Correct 63 ms 3008 KB Output is correct
35 Correct 63 ms 3008 KB Output is correct
36 Correct 66 ms 3008 KB Output is correct
37 Correct 276 ms 3148 KB Output is correct
38 Correct 263 ms 3148 KB Output is correct
39 Correct 386 ms 3008 KB Output is correct
40 Correct 476 ms 3148 KB Output is correct
41 Correct 489 ms 3008 KB Output is correct
42 Correct 406 ms 3148 KB Output is correct
43 Correct 386 ms 3280 KB Output is correct
44 Correct 376 ms 3280 KB Output is correct
45 Correct 416 ms 3280 KB Output is correct
46 Correct 466 ms 3008 KB Output is correct
47 Correct 419 ms 3148 KB Output is correct
48 Correct 449 ms 3280 KB Output is correct
49 Correct 433 ms 3148 KB Output is correct
50 Correct 459 ms 3148 KB Output is correct
51 Correct 0 ms 3008 KB Output is correct
52 Correct 499 ms 3280 KB Output is correct
53 Correct 626 ms 3280 KB Output is correct
54 Correct 809 ms 3280 KB Output is correct
55 Correct 853 ms 3476 KB Output is correct
56 Correct 653 ms 3280 KB Output is correct
57 Correct 839 ms 3476 KB Output is correct
58 Correct 776 ms 3280 KB Output is correct
59 Correct 866 ms 3476 KB Output is correct
60 Correct 0 ms 3008 KB Output is correct
61 Correct 819 ms 3476 KB Output is correct
62 Correct 719 ms 3476 KB Output is correct
63 Correct 733 ms 3476 KB Output is correct
64 Correct 643 ms 3476 KB Output is correct
65 Correct 656 ms 3008 KB Output is correct
66 Correct 649 ms 3148 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3008 KB Output is correct
2 Correct 0 ms 3008 KB Output is correct
3 Correct 0 ms 3008 KB Output is correct
4 Correct 0 ms 3008 KB Output is correct
5 Correct 0 ms 3008 KB Output is correct
6 Correct 0 ms 3008 KB Output is correct
7 Correct 0 ms 3008 KB Output is correct
8 Correct 0 ms 3008 KB Output is correct
9 Correct 0 ms 3008 KB Output is correct
10 Correct 6 ms 3008 KB Output is correct
11 Correct 6 ms 3008 KB Output is correct
12 Correct 6 ms 3008 KB Output is correct
13 Correct 3 ms 3008 KB Output is correct
14 Correct 3 ms 3008 KB Output is correct
15 Correct 3 ms 3008 KB Output is correct
16 Correct 3 ms 3008 KB Output is correct
17 Correct 0 ms 3008 KB Output is correct
18 Correct 3 ms 3008 KB Output is correct
19 Correct 3 ms 3008 KB Output is correct
20 Correct 6 ms 3008 KB Output is correct
21 Correct 26 ms 3008 KB Output is correct
22 Correct 36 ms 3008 KB Output is correct
23 Correct 16 ms 3008 KB Output is correct
24 Correct 59 ms 3008 KB Output is correct
25 Correct 69 ms 3008 KB Output is correct
26 Correct 63 ms 3008 KB Output is correct
27 Correct 66 ms 3008 KB Output is correct
28 Correct 63 ms 3008 KB Output is correct
29 Correct 63 ms 3008 KB Output is correct
30 Correct 79 ms 3008 KB Output is correct
31 Correct 63 ms 3008 KB Output is correct
32 Correct 73 ms 3008 KB Output is correct
33 Correct 59 ms 3008 KB Output is correct
34 Correct 63 ms 3008 KB Output is correct
35 Correct 63 ms 3008 KB Output is correct
36 Correct 66 ms 3008 KB Output is correct
37 Correct 276 ms 3148 KB Output is correct
38 Correct 263 ms 3148 KB Output is correct
39 Correct 386 ms 3008 KB Output is correct
40 Correct 476 ms 3148 KB Output is correct
41 Correct 489 ms 3008 KB Output is correct
42 Correct 406 ms 3148 KB Output is correct
43 Correct 386 ms 3280 KB Output is correct
44 Correct 376 ms 3280 KB Output is correct
45 Correct 416 ms 3280 KB Output is correct
46 Correct 466 ms 3008 KB Output is correct
47 Correct 419 ms 3148 KB Output is correct
48 Correct 449 ms 3280 KB Output is correct
49 Correct 433 ms 3148 KB Output is correct
50 Correct 459 ms 3148 KB Output is correct
51 Correct 0 ms 3008 KB Output is correct
52 Correct 499 ms 3280 KB Output is correct
53 Correct 626 ms 3280 KB Output is correct
54 Correct 809 ms 3280 KB Output is correct
55 Correct 853 ms 3476 KB Output is correct
56 Correct 653 ms 3280 KB Output is correct
57 Correct 839 ms 3476 KB Output is correct
58 Correct 776 ms 3280 KB Output is correct
59 Correct 866 ms 3476 KB Output is correct
60 Correct 0 ms 3008 KB Output is correct
61 Correct 819 ms 3476 KB Output is correct
62 Correct 719 ms 3476 KB Output is correct
63 Correct 733 ms 3476 KB Output is correct
64 Correct 643 ms 3476 KB Output is correct
65 Correct 656 ms 3008 KB Output is correct
66 Correct 649 ms 3148 KB Output is correct
67 Execution timed out 1000 ms 3476 KB Execution timed out
68 Halted 0 ms 0 KB -