#include <bits/stdc++.h>
using namespace std;
const int mod1=1e9+7,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++)
^
# |
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 |
# |
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 |
# |
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 |
0 ms |
4948 KB |
Output is correct |
22 |
Correct |
0 ms |
4948 KB |
Output is correct |
23 |
Correct |
0 ms |
4948 KB |
Output is correct |
24 |
Correct |
3 ms |
4948 KB |
Output is correct |
25 |
Correct |
6 ms |
4948 KB |
Output is correct |
26 |
Correct |
6 ms |
4948 KB |
Output is correct |
27 |
Correct |
9 ms |
4948 KB |
Output is correct |
28 |
Correct |
9 ms |
4948 KB |
Output is correct |
29 |
Correct |
6 ms |
4948 KB |
Output is correct |
30 |
Correct |
3 ms |
4948 KB |
Output is correct |
31 |
Correct |
6 ms |
4948 KB |
Output is correct |
32 |
Correct |
3 ms |
4948 KB |
Output is correct |
33 |
Correct |
9 ms |
4948 KB |
Output is correct |
34 |
Correct |
6 ms |
4948 KB |
Output is correct |
35 |
Correct |
6 ms |
4948 KB |
Output is correct |
36 |
Correct |
3 ms |
4948 KB |
Output is correct |
# |
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 |
0 ms |
4948 KB |
Output is correct |
22 |
Correct |
0 ms |
4948 KB |
Output is correct |
23 |
Correct |
0 ms |
4948 KB |
Output is correct |
24 |
Correct |
3 ms |
4948 KB |
Output is correct |
25 |
Correct |
6 ms |
4948 KB |
Output is correct |
26 |
Correct |
6 ms |
4948 KB |
Output is correct |
27 |
Correct |
9 ms |
4948 KB |
Output is correct |
28 |
Correct |
9 ms |
4948 KB |
Output is correct |
29 |
Correct |
6 ms |
4948 KB |
Output is correct |
30 |
Correct |
3 ms |
4948 KB |
Output is correct |
31 |
Correct |
6 ms |
4948 KB |
Output is correct |
32 |
Correct |
3 ms |
4948 KB |
Output is correct |
33 |
Correct |
9 ms |
4948 KB |
Output is correct |
34 |
Correct |
6 ms |
4948 KB |
Output is correct |
35 |
Correct |
6 ms |
4948 KB |
Output is correct |
36 |
Correct |
3 ms |
4948 KB |
Output is correct |
37 |
Correct |
36 ms |
5088 KB |
Output is correct |
38 |
Correct |
33 ms |
5088 KB |
Output is correct |
39 |
Correct |
133 ms |
4948 KB |
Output is correct |
40 |
Correct |
79 ms |
5088 KB |
Output is correct |
41 |
Correct |
166 ms |
4948 KB |
Output is correct |
42 |
Correct |
69 ms |
5088 KB |
Output is correct |
43 |
Correct |
119 ms |
5220 KB |
Output is correct |
44 |
Correct |
126 ms |
5220 KB |
Output is correct |
45 |
Correct |
123 ms |
5220 KB |
Output is correct |
46 |
Correct |
69 ms |
4948 KB |
Output is correct |
47 |
Correct |
69 ms |
5088 KB |
Output is correct |
48 |
Correct |
146 ms |
5220 KB |
Output is correct |
49 |
Correct |
133 ms |
5088 KB |
Output is correct |
50 |
Correct |
69 ms |
5088 KB |
Output is correct |
51 |
Correct |
0 ms |
4948 KB |
Output is correct |
52 |
Correct |
173 ms |
5220 KB |
Output is correct |
# |
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 |
0 ms |
4948 KB |
Output is correct |
22 |
Correct |
0 ms |
4948 KB |
Output is correct |
23 |
Correct |
0 ms |
4948 KB |
Output is correct |
24 |
Correct |
3 ms |
4948 KB |
Output is correct |
25 |
Correct |
6 ms |
4948 KB |
Output is correct |
26 |
Correct |
6 ms |
4948 KB |
Output is correct |
27 |
Correct |
9 ms |
4948 KB |
Output is correct |
28 |
Correct |
9 ms |
4948 KB |
Output is correct |
29 |
Correct |
6 ms |
4948 KB |
Output is correct |
30 |
Correct |
3 ms |
4948 KB |
Output is correct |
31 |
Correct |
6 ms |
4948 KB |
Output is correct |
32 |
Correct |
3 ms |
4948 KB |
Output is correct |
33 |
Correct |
9 ms |
4948 KB |
Output is correct |
34 |
Correct |
6 ms |
4948 KB |
Output is correct |
35 |
Correct |
6 ms |
4948 KB |
Output is correct |
36 |
Correct |
3 ms |
4948 KB |
Output is correct |
37 |
Correct |
36 ms |
5088 KB |
Output is correct |
38 |
Correct |
33 ms |
5088 KB |
Output is correct |
39 |
Correct |
133 ms |
4948 KB |
Output is correct |
40 |
Correct |
79 ms |
5088 KB |
Output is correct |
41 |
Correct |
166 ms |
4948 KB |
Output is correct |
42 |
Correct |
69 ms |
5088 KB |
Output is correct |
43 |
Correct |
119 ms |
5220 KB |
Output is correct |
44 |
Correct |
126 ms |
5220 KB |
Output is correct |
45 |
Correct |
123 ms |
5220 KB |
Output is correct |
46 |
Correct |
69 ms |
4948 KB |
Output is correct |
47 |
Correct |
69 ms |
5088 KB |
Output is correct |
48 |
Correct |
146 ms |
5220 KB |
Output is correct |
49 |
Correct |
133 ms |
5088 KB |
Output is correct |
50 |
Correct |
69 ms |
5088 KB |
Output is correct |
51 |
Correct |
0 ms |
4948 KB |
Output is correct |
52 |
Correct |
173 ms |
5220 KB |
Output is correct |
53 |
Correct |
116 ms |
5220 KB |
Output is correct |
54 |
Correct |
169 ms |
5220 KB |
Output is correct |
55 |
Correct |
359 ms |
5416 KB |
Output is correct |
56 |
Correct |
146 ms |
5220 KB |
Output is correct |
57 |
Correct |
369 ms |
5416 KB |
Output is correct |
58 |
Correct |
203 ms |
5220 KB |
Output is correct |
59 |
Correct |
259 ms |
5416 KB |
Output is correct |
60 |
Correct |
0 ms |
4948 KB |
Output is correct |
61 |
Correct |
253 ms |
5416 KB |
Output is correct |
62 |
Correct |
279 ms |
5416 KB |
Output is correct |
63 |
Correct |
286 ms |
5416 KB |
Output is correct |
64 |
Correct |
293 ms |
5416 KB |
Output is correct |
65 |
Correct |
129 ms |
4948 KB |
Output is correct |
66 |
Correct |
133 ms |
5088 KB |
Output is correct |
# |
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 |
0 ms |
4948 KB |
Output is correct |
22 |
Correct |
0 ms |
4948 KB |
Output is correct |
23 |
Correct |
0 ms |
4948 KB |
Output is correct |
24 |
Correct |
3 ms |
4948 KB |
Output is correct |
25 |
Correct |
6 ms |
4948 KB |
Output is correct |
26 |
Correct |
6 ms |
4948 KB |
Output is correct |
27 |
Correct |
9 ms |
4948 KB |
Output is correct |
28 |
Correct |
9 ms |
4948 KB |
Output is correct |
29 |
Correct |
6 ms |
4948 KB |
Output is correct |
30 |
Correct |
3 ms |
4948 KB |
Output is correct |
31 |
Correct |
6 ms |
4948 KB |
Output is correct |
32 |
Correct |
3 ms |
4948 KB |
Output is correct |
33 |
Correct |
9 ms |
4948 KB |
Output is correct |
34 |
Correct |
6 ms |
4948 KB |
Output is correct |
35 |
Correct |
6 ms |
4948 KB |
Output is correct |
36 |
Correct |
3 ms |
4948 KB |
Output is correct |
37 |
Correct |
36 ms |
5088 KB |
Output is correct |
38 |
Correct |
33 ms |
5088 KB |
Output is correct |
39 |
Correct |
133 ms |
4948 KB |
Output is correct |
40 |
Correct |
79 ms |
5088 KB |
Output is correct |
41 |
Correct |
166 ms |
4948 KB |
Output is correct |
42 |
Correct |
69 ms |
5088 KB |
Output is correct |
43 |
Correct |
119 ms |
5220 KB |
Output is correct |
44 |
Correct |
126 ms |
5220 KB |
Output is correct |
45 |
Correct |
123 ms |
5220 KB |
Output is correct |
46 |
Correct |
69 ms |
4948 KB |
Output is correct |
47 |
Correct |
69 ms |
5088 KB |
Output is correct |
48 |
Correct |
146 ms |
5220 KB |
Output is correct |
49 |
Correct |
133 ms |
5088 KB |
Output is correct |
50 |
Correct |
69 ms |
5088 KB |
Output is correct |
51 |
Correct |
0 ms |
4948 KB |
Output is correct |
52 |
Correct |
173 ms |
5220 KB |
Output is correct |
53 |
Correct |
116 ms |
5220 KB |
Output is correct |
54 |
Correct |
169 ms |
5220 KB |
Output is correct |
55 |
Correct |
359 ms |
5416 KB |
Output is correct |
56 |
Correct |
146 ms |
5220 KB |
Output is correct |
57 |
Correct |
369 ms |
5416 KB |
Output is correct |
58 |
Correct |
203 ms |
5220 KB |
Output is correct |
59 |
Correct |
259 ms |
5416 KB |
Output is correct |
60 |
Correct |
0 ms |
4948 KB |
Output is correct |
61 |
Correct |
253 ms |
5416 KB |
Output is correct |
62 |
Correct |
279 ms |
5416 KB |
Output is correct |
63 |
Correct |
286 ms |
5416 KB |
Output is correct |
64 |
Correct |
293 ms |
5416 KB |
Output is correct |
65 |
Correct |
129 ms |
4948 KB |
Output is correct |
66 |
Correct |
133 ms |
5088 KB |
Output is correct |
67 |
Correct |
299 ms |
5416 KB |
Output is correct |
68 |
Correct |
169 ms |
4948 KB |
Output is correct |
69 |
Correct |
943 ms |
5800 KB |
Output is correct |
70 |
Correct |
626 ms |
5416 KB |
Output is correct |
71 |
Correct |
609 ms |
5416 KB |
Output is correct |
72 |
Correct |
603 ms |
4948 KB |
Output is correct |
73 |
Correct |
586 ms |
4948 KB |
Output is correct |
74 |
Execution timed out |
1000 ms |
5800 KB |
Execution timed out |
75 |
Halted |
0 ms |
0 KB |
- |