oj.uz

Submission #35294

# Submission time Handle Problem Language Result Execution time Memory
35294 2017-11-19T16:18:43 Z dqhungdl Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 4820 KB 
#include <bits/stdc++.h>
using namespace std;

const int mod=1e9+7;
int n,sum,a[505],C[250005],f[250005];
vector<int> rs;

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

void Check(int pos)
{
    for(int i=a[pos];i<=sum;i++)
        f[i]=(f[i]-f[i-a[pos]]+mod)%mod;
    for(int i=0;i<(sum-a[pos]+1)/2;i++)
        if(f[i]>0)
            C[sum-a[pos]-2*i]++;
    for(int i=sum;i>=a[pos];i--)
        f[i]=(f[i]+f[i-a[pos]])%mod;
}

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:50:18: 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 3968 KB Output is correct
2 Correct 0 ms 3968 KB Output is correct
3 Correct 0 ms 3968 KB Output is correct
4 Correct 0 ms 3968 KB Output is correct
5 Correct 0 ms 3968 KB Output is correct
6 Correct 0 ms 3968 KB Output is correct
7 Correct 0 ms 3968 KB Output is correct
8 Correct 0 ms 3968 KB Output is correct
9 Correct 0 ms 3968 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3968 KB Output is correct
2 Correct 0 ms 3968 KB Output is correct
3 Correct 0 ms 3968 KB Output is correct
4 Correct 0 ms 3968 KB Output is correct
5 Correct 0 ms 3968 KB Output is correct
6 Correct 0 ms 3968 KB Output is correct
7 Correct 0 ms 3968 KB Output is correct
8 Correct 0 ms 3968 KB Output is correct
9 Correct 0 ms 3968 KB Output is correct
10 Correct 0 ms 3968 KB Output is correct
11 Correct 0 ms 3968 KB Output is correct
12 Correct 0 ms 3968 KB Output is correct
13 Correct 0 ms 3968 KB Output is correct
14 Correct 0 ms 3968 KB Output is correct
15 Correct 0 ms 3968 KB Output is correct
16 Correct 0 ms 3968 KB Output is correct
17 Correct 0 ms 3968 KB Output is correct
18 Correct 0 ms 3968 KB Output is correct
19 Correct 0 ms 3968 KB Output is correct
20 Correct 0 ms 3968 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3968 KB Output is correct
2 Correct 0 ms 3968 KB Output is correct
3 Correct 0 ms 3968 KB Output is correct
4 Correct 0 ms 3968 KB Output is correct
5 Correct 0 ms 3968 KB Output is correct
6 Correct 0 ms 3968 KB Output is correct
7 Correct 0 ms 3968 KB Output is correct
8 Correct 0 ms 3968 KB Output is correct
9 Correct 0 ms 3968 KB Output is correct
10 Correct 0 ms 3968 KB Output is correct
11 Correct 0 ms 3968 KB Output is correct
12 Correct 0 ms 3968 KB Output is correct
13 Correct 0 ms 3968 KB Output is correct
14 Correct 0 ms 3968 KB Output is correct
15 Correct 0 ms 3968 KB Output is correct
16 Correct 0 ms 3968 KB Output is correct
17 Correct 0 ms 3968 KB Output is correct
18 Correct 0 ms 3968 KB Output is correct
19 Correct 0 ms 3968 KB Output is correct
20 Correct 0 ms 3968 KB Output is correct
21 Correct 0 ms 3968 KB Output is correct
22 Correct 0 ms 3968 KB Output is correct
23 Correct 0 ms 3968 KB Output is correct
24 Correct 3 ms 3968 KB Output is correct
25 Correct 6 ms 3968 KB Output is correct
26 Correct 6 ms 3968 KB Output is correct
27 Correct 6 ms 3968 KB Output is correct
28 Correct 9 ms 3968 KB Output is correct
29 Correct 6 ms 3968 KB Output is correct
30 Correct 3 ms 3968 KB Output is correct
31 Correct 6 ms 3968 KB Output is correct
32 Correct 3 ms 3968 KB Output is correct
33 Correct 9 ms 3968 KB Output is correct
34 Correct 6 ms 3968 KB Output is correct
35 Correct 6 ms 3968 KB Output is correct
36 Correct 3 ms 3968 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3968 KB Output is correct
2 Correct 0 ms 3968 KB Output is correct
3 Correct 0 ms 3968 KB Output is correct
4 Correct 0 ms 3968 KB Output is correct
5 Correct 0 ms 3968 KB Output is correct
6 Correct 0 ms 3968 KB Output is correct
7 Correct 0 ms 3968 KB Output is correct
8 Correct 0 ms 3968 KB Output is correct
9 Correct 0 ms 3968 KB Output is correct
10 Correct 0 ms 3968 KB Output is correct
11 Correct 0 ms 3968 KB Output is correct
12 Correct 0 ms 3968 KB Output is correct
13 Correct 0 ms 3968 KB Output is correct
14 Correct 0 ms 3968 KB Output is correct
15 Correct 0 ms 3968 KB Output is correct
16 Correct 0 ms 3968 KB Output is correct
17 Correct 0 ms 3968 KB Output is correct
18 Correct 0 ms 3968 KB Output is correct
19 Correct 0 ms 3968 KB Output is correct
20 Correct 0 ms 3968 KB Output is correct
21 Correct 0 ms 3968 KB Output is correct
22 Correct 0 ms 3968 KB Output is correct
23 Correct 0 ms 3968 KB Output is correct
24 Correct 3 ms 3968 KB Output is correct
25 Correct 6 ms 3968 KB Output is correct
26 Correct 6 ms 3968 KB Output is correct
27 Correct 6 ms 3968 KB Output is correct
28 Correct 9 ms 3968 KB Output is correct
29 Correct 6 ms 3968 KB Output is correct
30 Correct 3 ms 3968 KB Output is correct
31 Correct 6 ms 3968 KB Output is correct
32 Correct 3 ms 3968 KB Output is correct
33 Correct 9 ms 3968 KB Output is correct
34 Correct 6 ms 3968 KB Output is correct
35 Correct 6 ms 3968 KB Output is correct
36 Correct 3 ms 3968 KB Output is correct
37 Correct 36 ms 4108 KB Output is correct
38 Correct 36 ms 4108 KB Output is correct
39 Correct 139 ms 3968 KB Output is correct
40 Correct 86 ms 4108 KB Output is correct
41 Correct 166 ms 3968 KB Output is correct
42 Correct 69 ms 4108 KB Output is correct
43 Correct 129 ms 4240 KB Output is correct
44 Correct 123 ms 4240 KB Output is correct
45 Correct 136 ms 4240 KB Output is correct
46 Correct 73 ms 3968 KB Output is correct
47 Correct 73 ms 4108 KB Output is correct
48 Correct 129 ms 4240 KB Output is correct
49 Correct 129 ms 4108 KB Output is correct
50 Correct 63 ms 4108 KB Output is correct
51 Correct 0 ms 3968 KB Output is correct
52 Correct 159 ms 4240 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3968 KB Output is correct
2 Correct 0 ms 3968 KB Output is correct
3 Correct 0 ms 3968 KB Output is correct
4 Correct 0 ms 3968 KB Output is correct
5 Correct 0 ms 3968 KB Output is correct
6 Correct 0 ms 3968 KB Output is correct
7 Correct 0 ms 3968 KB Output is correct
8 Correct 0 ms 3968 KB Output is correct
9 Correct 0 ms 3968 KB Output is correct
10 Correct 0 ms 3968 KB Output is correct
11 Correct 0 ms 3968 KB Output is correct
12 Correct 0 ms 3968 KB Output is correct
13 Correct 0 ms 3968 KB Output is correct
14 Correct 0 ms 3968 KB Output is correct
15 Correct 0 ms 3968 KB Output is correct
16 Correct 0 ms 3968 KB Output is correct
17 Correct 0 ms 3968 KB Output is correct
18 Correct 0 ms 3968 KB Output is correct
19 Correct 0 ms 3968 KB Output is correct
20 Correct 0 ms 3968 KB Output is correct
21 Correct 0 ms 3968 KB Output is correct
22 Correct 0 ms 3968 KB Output is correct
23 Correct 0 ms 3968 KB Output is correct
24 Correct 3 ms 3968 KB Output is correct
25 Correct 6 ms 3968 KB Output is correct
26 Correct 6 ms 3968 KB Output is correct
27 Correct 6 ms 3968 KB Output is correct
28 Correct 9 ms 3968 KB Output is correct
29 Correct 6 ms 3968 KB Output is correct
30 Correct 3 ms 3968 KB Output is correct
31 Correct 6 ms 3968 KB Output is correct
32 Correct 3 ms 3968 KB Output is correct
33 Correct 9 ms 3968 KB Output is correct
34 Correct 6 ms 3968 KB Output is correct
35 Correct 6 ms 3968 KB Output is correct
36 Correct 3 ms 3968 KB Output is correct
37 Correct 36 ms 4108 KB Output is correct
38 Correct 36 ms 4108 KB Output is correct
39 Correct 139 ms 3968 KB Output is correct
40 Correct 86 ms 4108 KB Output is correct
41 Correct 166 ms 3968 KB Output is correct
42 Correct 69 ms 4108 KB Output is correct
43 Correct 129 ms 4240 KB Output is correct
44 Correct 123 ms 4240 KB Output is correct
45 Correct 136 ms 4240 KB Output is correct
46 Correct 73 ms 3968 KB Output is correct
47 Correct 73 ms 4108 KB Output is correct
48 Correct 129 ms 4240 KB Output is correct
49 Correct 129 ms 4108 KB Output is correct
50 Correct 63 ms 4108 KB Output is correct
51 Correct 0 ms 3968 KB Output is correct
52 Correct 159 ms 4240 KB Output is correct
53 Correct 113 ms 4240 KB Output is correct
54 Correct 179 ms 4240 KB Output is correct
55 Correct 329 ms 4436 KB Output is correct
56 Correct 143 ms 4240 KB Output is correct
57 Correct 386 ms 4436 KB Output is correct
58 Correct 186 ms 4240 KB Output is correct
59 Correct 239 ms 4436 KB Output is correct
60 Correct 0 ms 3968 KB Output is correct
61 Correct 256 ms 4436 KB Output is correct
62 Correct 259 ms 4436 KB Output is correct
63 Correct 289 ms 4436 KB Output is correct
64 Correct 266 ms 4436 KB Output is correct
65 Correct 129 ms 3968 KB Output is correct
66 Correct 159 ms 4108 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3968 KB Output is correct
2 Correct 0 ms 3968 KB Output is correct
3 Correct 0 ms 3968 KB Output is correct
4 Correct 0 ms 3968 KB Output is correct
5 Correct 0 ms 3968 KB Output is correct
6 Correct 0 ms 3968 KB Output is correct
7 Correct 0 ms 3968 KB Output is correct
8 Correct 0 ms 3968 KB Output is correct
9 Correct 0 ms 3968 KB Output is correct
10 Correct 0 ms 3968 KB Output is correct
11 Correct 0 ms 3968 KB Output is correct
12 Correct 0 ms 3968 KB Output is correct
13 Correct 0 ms 3968 KB Output is correct
14 Correct 0 ms 3968 KB Output is correct
15 Correct 0 ms 3968 KB Output is correct
16 Correct 0 ms 3968 KB Output is correct
17 Correct 0 ms 3968 KB Output is correct
18 Correct 0 ms 3968 KB Output is correct
19 Correct 0 ms 3968 KB Output is correct
20 Correct 0 ms 3968 KB Output is correct
21 Correct 0 ms 3968 KB Output is correct
22 Correct 0 ms 3968 KB Output is correct
23 Correct 0 ms 3968 KB Output is correct
24 Correct 3 ms 3968 KB Output is correct
25 Correct 6 ms 3968 KB Output is correct
26 Correct 6 ms 3968 KB Output is correct
27 Correct 6 ms 3968 KB Output is correct
28 Correct 9 ms 3968 KB Output is correct
29 Correct 6 ms 3968 KB Output is correct
30 Correct 3 ms 3968 KB Output is correct
31 Correct 6 ms 3968 KB Output is correct
32 Correct 3 ms 3968 KB Output is correct
33 Correct 9 ms 3968 KB Output is correct
34 Correct 6 ms 3968 KB Output is correct
35 Correct 6 ms 3968 KB Output is correct
36 Correct 3 ms 3968 KB Output is correct
37 Correct 36 ms 4108 KB Output is correct
38 Correct 36 ms 4108 KB Output is correct
39 Correct 139 ms 3968 KB Output is correct
40 Correct 86 ms 4108 KB Output is correct
41 Correct 166 ms 3968 KB Output is correct
42 Correct 69 ms 4108 KB Output is correct
43 Correct 129 ms 4240 KB Output is correct
44 Correct 123 ms 4240 KB Output is correct
45 Correct 136 ms 4240 KB Output is correct
46 Correct 73 ms 3968 KB Output is correct
47 Correct 73 ms 4108 KB Output is correct
48 Correct 129 ms 4240 KB Output is correct
49 Correct 129 ms 4108 KB Output is correct
50 Correct 63 ms 4108 KB Output is correct
51 Correct 0 ms 3968 KB Output is correct
52 Correct 159 ms 4240 KB Output is correct
53 Correct 113 ms 4240 KB Output is correct
54 Correct 179 ms 4240 KB Output is correct
55 Correct 329 ms 4436 KB Output is correct
56 Correct 143 ms 4240 KB Output is correct
57 Correct 386 ms 4436 KB Output is correct
58 Correct 186 ms 4240 KB Output is correct
59 Correct 239 ms 4436 KB Output is correct
60 Correct 0 ms 3968 KB Output is correct
61 Correct 256 ms 4436 KB Output is correct
62 Correct 259 ms 4436 KB Output is correct
63 Correct 289 ms 4436 KB Output is correct
64 Correct 266 ms 4436 KB Output is correct
65 Correct 129 ms 3968 KB Output is correct
66 Correct 159 ms 4108 KB Output is correct
67 Correct 266 ms 4436 KB Output is correct
68 Correct 156 ms 3968 KB Output is correct
69 Correct 913 ms 4820 KB Output is correct
70 Correct 566 ms 4436 KB Output is correct
71 Correct 536 ms 4436 KB Output is correct
72 Correct 576 ms 3968 KB Output is correct
73 Correct 566 ms 3968 KB Output is correct
74 Execution timed out 1000 ms 4820 KB Execution timed out
75 Halted 0 ms 0 KB -