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Submission #35286

# Submission time Handle Problem Language Result Execution time Memory
35286 2017-11-19T16:03:29 Z dqhungdl Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 5800 KB 
#include <bits/stdc++.h>
using namespace std;

const int mod1=1e6+3,mod2=1e9+7;
int n,sum,a[505],C[250005],f1[250005],f2[250005];
vector<int> rs;

bool Special()
{
    if(sum%2==1)
        return false;
    f1[0]=1;
    f2[0]=1;
    for(int i=1;i<=n;i++)
        for(int j=sum;j>=a[i];j--)
        {
            f1[j]=(f1[j]+f1[j-a[i]])%mod1;
            f2[j]=(f2[j]+f2[j-a[i]])%mod2;
        }
    return (f1[sum/2]>0||f2[sum/2]>0);
}

void Check(int pos)
{
    for(int i=a[pos];i<=sum;i++)
    {
        f1[i]=(f1[i]-f1[i-a[pos]]+mod1)%mod1;
        f2[i]=(f2[i]-f2[i-a[pos]]+mod2)%mod2;
    }
    for(int i=0;i<(sum-a[pos]+1)/2;i++)
        if(f1[i]>0||f2[i]>0)
            C[sum-a[pos]-2*i]++;
    for(int i=sum;i>=a[pos];i--)
    {
        f1[i]=(f1[i]+f1[i-a[pos]])%mod1;
        f2[i]=(f2[i]+f2[i-a[pos]])%mod2;
    }
}

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:60:18: 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 4948 KB Output is correct
2 Correct 0 ms 4948 KB Output is correct
3 Correct 0 ms 4948 KB Output is correct
4 Correct 0 ms 4948 KB Output is correct
5 Correct 0 ms 4948 KB Output is correct
6 Correct 0 ms 4948 KB Output is correct
7 Correct 0 ms 4948 KB Output is correct
8 Correct 0 ms 4948 KB Output is correct
9 Correct 0 ms 4948 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 4948 KB Output is correct
2 Correct 0 ms 4948 KB Output is correct
3 Correct 0 ms 4948 KB Output is correct
4 Correct 0 ms 4948 KB Output is correct
5 Correct 0 ms 4948 KB Output is correct
6 Correct 0 ms 4948 KB Output is correct
7 Correct 0 ms 4948 KB Output is correct
8 Correct 0 ms 4948 KB Output is correct
9 Correct 0 ms 4948 KB Output is correct
10 Correct 0 ms 4948 KB Output is correct
11 Correct 0 ms 4948 KB Output is correct
12 Correct 0 ms 4948 KB Output is correct
13 Correct 0 ms 4948 KB Output is correct
14 Correct 0 ms 4948 KB Output is correct
15 Correct 0 ms 4948 KB Output is correct
16 Correct 0 ms 4948 KB Output is correct
17 Correct 0 ms 4948 KB Output is correct
18 Correct 0 ms 4948 KB Output is correct
19 Correct 0 ms 4948 KB Output is correct
20 Correct 0 ms 4948 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 4948 KB Output is correct
2 Correct 0 ms 4948 KB Output is correct
3 Correct 0 ms 4948 KB Output is correct
4 Correct 0 ms 4948 KB Output is correct
5 Correct 0 ms 4948 KB Output is correct
6 Correct 0 ms 4948 KB Output is correct
7 Correct 0 ms 4948 KB Output is correct
8 Correct 0 ms 4948 KB Output is correct
9 Correct 0 ms 4948 KB Output is correct
10 Correct 0 ms 4948 KB Output is correct
11 Correct 0 ms 4948 KB Output is correct
12 Correct 0 ms 4948 KB Output is correct
13 Correct 0 ms 4948 KB Output is correct
14 Correct 0 ms 4948 KB Output is correct
15 Correct 0 ms 4948 KB Output is correct
16 Correct 0 ms 4948 KB Output is correct
17 Correct 0 ms 4948 KB Output is correct
18 Correct 0 ms 4948 KB Output is correct
19 Correct 0 ms 4948 KB Output is correct
20 Correct 0 ms 4948 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 0 ms 4948 KB Output is correct
24 Correct 6 ms 4948 KB Output is correct
25 Correct 13 ms 4948 KB Output is correct
26 Correct 13 ms 4948 KB Output is correct
27 Correct 19 ms 4948 KB Output is correct
28 Correct 13 ms 4948 KB Output is correct
29 Correct 16 ms 4948 KB Output is correct
30 Correct 6 ms 4948 KB Output is correct
31 Correct 13 ms 4948 KB Output is correct
32 Correct 6 ms 4948 KB Output is correct
33 Correct 19 ms 4948 KB Output is correct
34 Correct 16 ms 4948 KB Output is correct
35 Correct 13 ms 4948 KB Output is correct
36 Correct 9 ms 4948 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 4948 KB Output is correct
2 Correct 0 ms 4948 KB Output is correct
3 Correct 0 ms 4948 KB Output is correct
4 Correct 0 ms 4948 KB Output is correct
5 Correct 0 ms 4948 KB Output is correct
6 Correct 0 ms 4948 KB Output is correct
7 Correct 0 ms 4948 KB Output is correct
8 Correct 0 ms 4948 KB Output is correct
9 Correct 0 ms 4948 KB Output is correct
10 Correct 0 ms 4948 KB Output is correct
11 Correct 0 ms 4948 KB Output is correct
12 Correct 0 ms 4948 KB Output is correct
13 Correct 0 ms 4948 KB Output is correct
14 Correct 0 ms 4948 KB Output is correct
15 Correct 0 ms 4948 KB Output is correct
16 Correct 0 ms 4948 KB Output is correct
17 Correct 0 ms 4948 KB Output is correct
18 Correct 0 ms 4948 KB Output is correct
19 Correct 0 ms 4948 KB Output is correct
20 Correct 0 ms 4948 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 0 ms 4948 KB Output is correct
24 Correct 6 ms 4948 KB Output is correct
25 Correct 13 ms 4948 KB Output is correct
26 Correct 13 ms 4948 KB Output is correct
27 Correct 19 ms 4948 KB Output is correct
28 Correct 13 ms 4948 KB Output is correct
29 Correct 16 ms 4948 KB Output is correct
30 Correct 6 ms 4948 KB Output is correct
31 Correct 13 ms 4948 KB Output is correct
32 Correct 6 ms 4948 KB Output is correct
33 Correct 19 ms 4948 KB Output is correct
34 Correct 16 ms 4948 KB Output is correct
35 Correct 13 ms 4948 KB Output is correct
36 Correct 9 ms 4948 KB Output is correct
37 Correct 59 ms 5088 KB Output is correct
38 Correct 66 ms 5088 KB Output is correct
39 Correct 216 ms 4948 KB Output is correct
40 Correct 126 ms 5088 KB Output is correct
41 Correct 313 ms 4948 KB Output is correct
42 Correct 109 ms 5088 KB Output is correct
43 Correct 196 ms 5220 KB Output is correct
44 Correct 216 ms 5220 KB Output is correct
45 Correct 206 ms 5220 KB Output is correct
46 Correct 129 ms 4948 KB Output is correct
47 Correct 123 ms 5088 KB Output is correct
48 Correct 216 ms 5220 KB Output is correct
49 Correct 213 ms 5088 KB Output is correct
50 Correct 123 ms 5088 KB Output is correct
51 Correct 0 ms 4948 KB Output is correct
52 Correct 269 ms 5220 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 4948 KB Output is correct
2 Correct 0 ms 4948 KB Output is correct
3 Correct 0 ms 4948 KB Output is correct
4 Correct 0 ms 4948 KB Output is correct
5 Correct 0 ms 4948 KB Output is correct
6 Correct 0 ms 4948 KB Output is correct
7 Correct 0 ms 4948 KB Output is correct
8 Correct 0 ms 4948 KB Output is correct
9 Correct 0 ms 4948 KB Output is correct
10 Correct 0 ms 4948 KB Output is correct
11 Correct 0 ms 4948 KB Output is correct
12 Correct 0 ms 4948 KB Output is correct
13 Correct 0 ms 4948 KB Output is correct
14 Correct 0 ms 4948 KB Output is correct
15 Correct 0 ms 4948 KB Output is correct
16 Correct 0 ms 4948 KB Output is correct
17 Correct 0 ms 4948 KB Output is correct
18 Correct 0 ms 4948 KB Output is correct
19 Correct 0 ms 4948 KB Output is correct
20 Correct 0 ms 4948 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 0 ms 4948 KB Output is correct
24 Correct 6 ms 4948 KB Output is correct
25 Correct 13 ms 4948 KB Output is correct
26 Correct 13 ms 4948 KB Output is correct
27 Correct 19 ms 4948 KB Output is correct
28 Correct 13 ms 4948 KB Output is correct
29 Correct 16 ms 4948 KB Output is correct
30 Correct 6 ms 4948 KB Output is correct
31 Correct 13 ms 4948 KB Output is correct
32 Correct 6 ms 4948 KB Output is correct
33 Correct 19 ms 4948 KB Output is correct
34 Correct 16 ms 4948 KB Output is correct
35 Correct 13 ms 4948 KB Output is correct
36 Correct 9 ms 4948 KB Output is correct
37 Correct 59 ms 5088 KB Output is correct
38 Correct 66 ms 5088 KB Output is correct
39 Correct 216 ms 4948 KB Output is correct
40 Correct 126 ms 5088 KB Output is correct
41 Correct 313 ms 4948 KB Output is correct
42 Correct 109 ms 5088 KB Output is correct
43 Correct 196 ms 5220 KB Output is correct
44 Correct 216 ms 5220 KB Output is correct
45 Correct 206 ms 5220 KB Output is correct
46 Correct 129 ms 4948 KB Output is correct
47 Correct 123 ms 5088 KB Output is correct
48 Correct 216 ms 5220 KB Output is correct
49 Correct 213 ms 5088 KB Output is correct
50 Correct 123 ms 5088 KB Output is correct
51 Correct 0 ms 4948 KB Output is correct
52 Correct 269 ms 5220 KB Output is correct
53 Correct 193 ms 5220 KB Output is correct
54 Correct 286 ms 5220 KB Output is correct
55 Correct 579 ms 5416 KB Output is correct
56 Correct 243 ms 5220 KB Output is correct
57 Correct 649 ms 5416 KB Output is correct
58 Correct 353 ms 5220 KB Output is correct
59 Correct 419 ms 5416 KB Output is correct
60 Correct 0 ms 4948 KB Output is correct
61 Correct 506 ms 5416 KB Output is correct
62 Correct 483 ms 5416 KB Output is correct
63 Correct 483 ms 5416 KB Output is correct
64 Correct 446 ms 5416 KB Output is correct
65 Correct 206 ms 4948 KB Output is correct
66 Correct 223 ms 5088 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 4948 KB Output is correct
2 Correct 0 ms 4948 KB Output is correct
3 Correct 0 ms 4948 KB Output is correct
4 Correct 0 ms 4948 KB Output is correct
5 Correct 0 ms 4948 KB Output is correct
6 Correct 0 ms 4948 KB Output is correct
7 Correct 0 ms 4948 KB Output is correct
8 Correct 0 ms 4948 KB Output is correct
9 Correct 0 ms 4948 KB Output is correct
10 Correct 0 ms 4948 KB Output is correct
11 Correct 0 ms 4948 KB Output is correct
12 Correct 0 ms 4948 KB Output is correct
13 Correct 0 ms 4948 KB Output is correct
14 Correct 0 ms 4948 KB Output is correct
15 Correct 0 ms 4948 KB Output is correct
16 Correct 0 ms 4948 KB Output is correct
17 Correct 0 ms 4948 KB Output is correct
18 Correct 0 ms 4948 KB Output is correct
19 Correct 0 ms 4948 KB Output is correct
20 Correct 0 ms 4948 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 0 ms 4948 KB Output is correct
24 Correct 6 ms 4948 KB Output is correct
25 Correct 13 ms 4948 KB Output is correct
26 Correct 13 ms 4948 KB Output is correct
27 Correct 19 ms 4948 KB Output is correct
28 Correct 13 ms 4948 KB Output is correct
29 Correct 16 ms 4948 KB Output is correct
30 Correct 6 ms 4948 KB Output is correct
31 Correct 13 ms 4948 KB Output is correct
32 Correct 6 ms 4948 KB Output is correct
33 Correct 19 ms 4948 KB Output is correct
34 Correct 16 ms 4948 KB Output is correct
35 Correct 13 ms 4948 KB Output is correct
36 Correct 9 ms 4948 KB Output is correct
37 Correct 59 ms 5088 KB Output is correct
38 Correct 66 ms 5088 KB Output is correct
39 Correct 216 ms 4948 KB Output is correct
40 Correct 126 ms 5088 KB Output is correct
41 Correct 313 ms 4948 KB Output is correct
42 Correct 109 ms 5088 KB Output is correct
43 Correct 196 ms 5220 KB Output is correct
44 Correct 216 ms 5220 KB Output is correct
45 Correct 206 ms 5220 KB Output is correct
46 Correct 129 ms 4948 KB Output is correct
47 Correct 123 ms 5088 KB Output is correct
48 Correct 216 ms 5220 KB Output is correct
49 Correct 213 ms 5088 KB Output is correct
50 Correct 123 ms 5088 KB Output is correct
51 Correct 0 ms 4948 KB Output is correct
52 Correct 269 ms 5220 KB Output is correct
53 Correct 193 ms 5220 KB Output is correct
54 Correct 286 ms 5220 KB Output is correct
55 Correct 579 ms 5416 KB Output is correct
56 Correct 243 ms 5220 KB Output is correct
57 Correct 649 ms 5416 KB Output is correct
58 Correct 353 ms 5220 KB Output is correct
59 Correct 419 ms 5416 KB Output is correct
60 Correct 0 ms 4948 KB Output is correct
61 Correct 506 ms 5416 KB Output is correct
62 Correct 483 ms 5416 KB Output is correct
63 Correct 483 ms 5416 KB Output is correct
64 Correct 446 ms 5416 KB Output is correct
65 Correct 206 ms 4948 KB Output is correct
66 Correct 223 ms 5088 KB Output is correct
67 Correct 489 ms 5416 KB Output is correct
68 Correct 303 ms 4948 KB Output is correct
69 Execution timed out 1000 ms 5800 KB Execution timed out
70 Halted 0 ms 0 KB -