oj.uz

Submission #35222

# Submission time Handle Problem Language Result Execution time Memory
35222 2017-11-19T05:37:28 Z dqhungdl Bootfall (IZhO17_bootfall) C++14
28 / 100
 1000 ms 3164 KB 
#include <bits/stdc++.h>
using namespace std;

const int N=250005;
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 3024 KB Output is correct
2 Correct 0 ms 3024 KB Output is correct
3 Correct 0 ms 3024 KB Output is correct
4 Correct 0 ms 3024 KB Output is correct
5 Correct 0 ms 3024 KB Output is correct
6 Correct 0 ms 3024 KB Output is correct
7 Correct 0 ms 3024 KB Output is correct
8 Correct 3 ms 3024 KB Output is correct
9 Correct 0 ms 3024 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3024 KB Output is correct
2 Correct 0 ms 3024 KB Output is correct
3 Correct 0 ms 3024 KB Output is correct
4 Correct 0 ms 3024 KB Output is correct
5 Correct 0 ms 3024 KB Output is correct
6 Correct 0 ms 3024 KB Output is correct
7 Correct 0 ms 3024 KB Output is correct
8 Correct 3 ms 3024 KB Output is correct
9 Correct 0 ms 3024 KB Output is correct
10 Correct 13 ms 3024 KB Output is correct
11 Correct 13 ms 3024 KB Output is correct
12 Correct 13 ms 3024 KB Output is correct
13 Correct 9 ms 3024 KB Output is correct
14 Correct 9 ms 3024 KB Output is correct
15 Correct 9 ms 3024 KB Output is correct
16 Correct 13 ms 3024 KB Output is correct
17 Correct 3 ms 3024 KB Output is correct
18 Correct 6 ms 3024 KB Output is correct
19 Correct 9 ms 3024 KB Output is correct
20 Correct 13 ms 3024 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3024 KB Output is correct
2 Correct 0 ms 3024 KB Output is correct
3 Correct 0 ms 3024 KB Output is correct
4 Correct 0 ms 3024 KB Output is correct
5 Correct 0 ms 3024 KB Output is correct
6 Correct 0 ms 3024 KB Output is correct
7 Correct 0 ms 3024 KB Output is correct
8 Correct 3 ms 3024 KB Output is correct
9 Correct 0 ms 3024 KB Output is correct
10 Correct 13 ms 3024 KB Output is correct
11 Correct 13 ms 3024 KB Output is correct
12 Correct 13 ms 3024 KB Output is correct
13 Correct 9 ms 3024 KB Output is correct
14 Correct 9 ms 3024 KB Output is correct
15 Correct 9 ms 3024 KB Output is correct
16 Correct 13 ms 3024 KB Output is correct
17 Correct 3 ms 3024 KB Output is correct
18 Correct 6 ms 3024 KB Output is correct
19 Correct 9 ms 3024 KB Output is correct
20 Correct 13 ms 3024 KB Output is correct
21 Correct 63 ms 3024 KB Output is correct
22 Correct 79 ms 3024 KB Output is correct
23 Correct 36 ms 3024 KB Output is correct
24 Correct 139 ms 3024 KB Output is correct
25 Correct 129 ms 3024 KB Output is correct
26 Correct 153 ms 3024 KB Output is correct
27 Correct 149 ms 3024 KB Output is correct
28 Correct 156 ms 3024 KB Output is correct
29 Correct 143 ms 3024 KB Output is correct
30 Correct 146 ms 3024 KB Output is correct
31 Correct 146 ms 3024 KB Output is correct
32 Correct 156 ms 3024 KB Output is correct
33 Correct 143 ms 3024 KB Output is correct
34 Correct 149 ms 3024 KB Output is correct
35 Correct 159 ms 3024 KB Output is correct
36 Correct 149 ms 3024 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3024 KB Output is correct
2 Correct 0 ms 3024 KB Output is correct
3 Correct 0 ms 3024 KB Output is correct
4 Correct 0 ms 3024 KB Output is correct
5 Correct 0 ms 3024 KB Output is correct
6 Correct 0 ms 3024 KB Output is correct
7 Correct 0 ms 3024 KB Output is correct
8 Correct 3 ms 3024 KB Output is correct
9 Correct 0 ms 3024 KB Output is correct
10 Correct 13 ms 3024 KB Output is correct
11 Correct 13 ms 3024 KB Output is correct
12 Correct 13 ms 3024 KB Output is correct
13 Correct 9 ms 3024 KB Output is correct
14 Correct 9 ms 3024 KB Output is correct
15 Correct 9 ms 3024 KB Output is correct
16 Correct 13 ms 3024 KB Output is correct
17 Correct 3 ms 3024 KB Output is correct
18 Correct 6 ms 3024 KB Output is correct
19 Correct 9 ms 3024 KB Output is correct
20 Correct 13 ms 3024 KB Output is correct
21 Correct 63 ms 3024 KB Output is correct
22 Correct 79 ms 3024 KB Output is correct
23 Correct 36 ms 3024 KB Output is correct
24 Correct 139 ms 3024 KB Output is correct
25 Correct 129 ms 3024 KB Output is correct
26 Correct 153 ms 3024 KB Output is correct
27 Correct 149 ms 3024 KB Output is correct
28 Correct 156 ms 3024 KB Output is correct
29 Correct 143 ms 3024 KB Output is correct
30 Correct 146 ms 3024 KB Output is correct
31 Correct 146 ms 3024 KB Output is correct
32 Correct 156 ms 3024 KB Output is correct
33 Correct 143 ms 3024 KB Output is correct
34 Correct 149 ms 3024 KB Output is correct
35 Correct 159 ms 3024 KB Output is correct
36 Correct 149 ms 3024 KB Output is correct
37 Correct 583 ms 3164 KB Output is correct
38 Correct 603 ms 3164 KB Output is correct
39 Correct 963 ms 3024 KB Output is correct
40 Execution timed out 1000 ms 3164 KB Execution timed out
41 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3024 KB Output is correct
2 Correct 0 ms 3024 KB Output is correct
3 Correct 0 ms 3024 KB Output is correct
4 Correct 0 ms 3024 KB Output is correct
5 Correct 0 ms 3024 KB Output is correct
6 Correct 0 ms 3024 KB Output is correct
7 Correct 0 ms 3024 KB Output is correct
8 Correct 3 ms 3024 KB Output is correct
9 Correct 0 ms 3024 KB Output is correct
10 Correct 13 ms 3024 KB Output is correct
11 Correct 13 ms 3024 KB Output is correct
12 Correct 13 ms 3024 KB Output is correct
13 Correct 9 ms 3024 KB Output is correct
14 Correct 9 ms 3024 KB Output is correct
15 Correct 9 ms 3024 KB Output is correct
16 Correct 13 ms 3024 KB Output is correct
17 Correct 3 ms 3024 KB Output is correct
18 Correct 6 ms 3024 KB Output is correct
19 Correct 9 ms 3024 KB Output is correct
20 Correct 13 ms 3024 KB Output is correct
21 Correct 63 ms 3024 KB Output is correct
22 Correct 79 ms 3024 KB Output is correct
23 Correct 36 ms 3024 KB Output is correct
24 Correct 139 ms 3024 KB Output is correct
25 Correct 129 ms 3024 KB Output is correct
26 Correct 153 ms 3024 KB Output is correct
27 Correct 149 ms 3024 KB Output is correct
28 Correct 156 ms 3024 KB Output is correct
29 Correct 143 ms 3024 KB Output is correct
30 Correct 146 ms 3024 KB Output is correct
31 Correct 146 ms 3024 KB Output is correct
32 Correct 156 ms 3024 KB Output is correct
33 Correct 143 ms 3024 KB Output is correct
34 Correct 149 ms 3024 KB Output is correct
35 Correct 159 ms 3024 KB Output is correct
36 Correct 149 ms 3024 KB Output is correct
37 Correct 583 ms 3164 KB Output is correct
38 Correct 603 ms 3164 KB Output is correct
39 Correct 963 ms 3024 KB Output is correct
40 Execution timed out 1000 ms 3164 KB Execution timed out
41 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3024 KB Output is correct
2 Correct 0 ms 3024 KB Output is correct
3 Correct 0 ms 3024 KB Output is correct
4 Correct 0 ms 3024 KB Output is correct
5 Correct 0 ms 3024 KB Output is correct
6 Correct 0 ms 3024 KB Output is correct
7 Correct 0 ms 3024 KB Output is correct
8 Correct 3 ms 3024 KB Output is correct
9 Correct 0 ms 3024 KB Output is correct
10 Correct 13 ms 3024 KB Output is correct
11 Correct 13 ms 3024 KB Output is correct
12 Correct 13 ms 3024 KB Output is correct
13 Correct 9 ms 3024 KB Output is correct
14 Correct 9 ms 3024 KB Output is correct
15 Correct 9 ms 3024 KB Output is correct
16 Correct 13 ms 3024 KB Output is correct
17 Correct 3 ms 3024 KB Output is correct
18 Correct 6 ms 3024 KB Output is correct
19 Correct 9 ms 3024 KB Output is correct
20 Correct 13 ms 3024 KB Output is correct
21 Correct 63 ms 3024 KB Output is correct
22 Correct 79 ms 3024 KB Output is correct
23 Correct 36 ms 3024 KB Output is correct
24 Correct 139 ms 3024 KB Output is correct
25 Correct 129 ms 3024 KB Output is correct
26 Correct 153 ms 3024 KB Output is correct
27 Correct 149 ms 3024 KB Output is correct
28 Correct 156 ms 3024 KB Output is correct
29 Correct 143 ms 3024 KB Output is correct
30 Correct 146 ms 3024 KB Output is correct
31 Correct 146 ms 3024 KB Output is correct
32 Correct 156 ms 3024 KB Output is correct
33 Correct 143 ms 3024 KB Output is correct
34 Correct 149 ms 3024 KB Output is correct
35 Correct 159 ms 3024 KB Output is correct
36 Correct 149 ms 3024 KB Output is correct
37 Correct 583 ms 3164 KB Output is correct
38 Correct 603 ms 3164 KB Output is correct
39 Correct 963 ms 3024 KB Output is correct
40 Execution timed out 1000 ms 3164 KB Execution timed out
41 Halted 0 ms 0 KB -