#include <bits/stdc++.h>
#define x first
#define y second
#define pb push_back
#define mp make_pair
#define up_b upper_bound
#define low_b lower_bound
#define sz(x) (int)x.size()
#define all(v) v.begin(),v.end()
#define boost ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<int,ll> pil;
typedef pair<ll,int> pli;
typedef pair<ll,ll> pll;
const int inf = INT_MAX;
const int mod = 998244353;
const int dx[4] = {0, 0, 1, -1};
const int dy[4] = {1, -1, 0, 0};
const int N = 505;
const int M = 1e2+1;
int a[N],p[N*N],sum,b[N*N],cnt[N*N];
void add(int x){
for(int i=sum;i>=0;i--){
if(i>=x)p[i]+=p[i-x];
}
}
void del(int x){
for(int i=0;i<=sum;i++)b[i]=p[i];
for(int i=0;i<=sum;i++){
if(i>=x)b[i]-=b[i-x];
}
}
int main(){
boost;
int n;
cin>>n;
p[0]=1;
for(int i=1;i<=n;i++){
cin>>a[i];
sum+=a[i];
add(a[i]);
}
if(sum%2||p[sum/2]==0){
cout<<0;
return 0;
}
for(int i=1;i<=n;i++){
del(a[i]);
for(int j=sum;j>=0;j--){
if(b[j]){
int val=sum-2*j-a[i];
//cout<<val<<" ";
if(val>0)cnt[val]++;
}
}
}
int ans=0;
for(int i=0;i<=sum;i++){
if(cnt[i]==n)ans++;
}
cout<<ans<<endl;
for(int i=0;i<=sum;i++){
if(cnt[i]==n)cout<<i<<" ";
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
0 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
0 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
3 ms |
380 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
504 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
0 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
3 ms |
380 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
504 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
3 ms |
376 KB |
Output is correct |
22 |
Correct |
3 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
380 KB |
Output is correct |
24 |
Correct |
3 ms |
504 KB |
Output is correct |
25 |
Correct |
5 ms |
504 KB |
Output is correct |
26 |
Correct |
5 ms |
504 KB |
Output is correct |
27 |
Correct |
6 ms |
504 KB |
Output is correct |
28 |
Correct |
6 ms |
504 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
3 ms |
504 KB |
Output is correct |
31 |
Correct |
4 ms |
504 KB |
Output is correct |
32 |
Correct |
3 ms |
504 KB |
Output is correct |
33 |
Correct |
5 ms |
504 KB |
Output is correct |
34 |
Correct |
5 ms |
504 KB |
Output is correct |
35 |
Correct |
7 ms |
504 KB |
Output is correct |
36 |
Correct |
4 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
0 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
3 ms |
380 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
504 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
3 ms |
376 KB |
Output is correct |
22 |
Correct |
3 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
380 KB |
Output is correct |
24 |
Correct |
3 ms |
504 KB |
Output is correct |
25 |
Correct |
5 ms |
504 KB |
Output is correct |
26 |
Correct |
5 ms |
504 KB |
Output is correct |
27 |
Correct |
6 ms |
504 KB |
Output is correct |
28 |
Correct |
6 ms |
504 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
3 ms |
504 KB |
Output is correct |
31 |
Correct |
4 ms |
504 KB |
Output is correct |
32 |
Correct |
3 ms |
504 KB |
Output is correct |
33 |
Correct |
5 ms |
504 KB |
Output is correct |
34 |
Correct |
5 ms |
504 KB |
Output is correct |
35 |
Correct |
7 ms |
504 KB |
Output is correct |
36 |
Correct |
4 ms |
376 KB |
Output is correct |
37 |
Correct |
13 ms |
632 KB |
Output is correct |
38 |
Correct |
14 ms |
632 KB |
Output is correct |
39 |
Correct |
45 ms |
1144 KB |
Output is correct |
40 |
Correct |
27 ms |
888 KB |
Output is correct |
41 |
Correct |
56 ms |
1276 KB |
Output is correct |
42 |
Correct |
24 ms |
760 KB |
Output is correct |
43 |
Correct |
48 ms |
1272 KB |
Output is correct |
44 |
Correct |
44 ms |
1144 KB |
Output is correct |
45 |
Correct |
45 ms |
1144 KB |
Output is correct |
46 |
Correct |
28 ms |
760 KB |
Output is correct |
47 |
Correct |
26 ms |
888 KB |
Output is correct |
48 |
Correct |
57 ms |
1272 KB |
Output is correct |
49 |
Correct |
66 ms |
1144 KB |
Output is correct |
50 |
Correct |
26 ms |
768 KB |
Output is correct |
51 |
Correct |
6 ms |
504 KB |
Output is correct |
52 |
Correct |
63 ms |
1400 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
0 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
3 ms |
380 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
504 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
3 ms |
376 KB |
Output is correct |
22 |
Correct |
3 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
380 KB |
Output is correct |
24 |
Correct |
3 ms |
504 KB |
Output is correct |
25 |
Correct |
5 ms |
504 KB |
Output is correct |
26 |
Correct |
5 ms |
504 KB |
Output is correct |
27 |
Correct |
6 ms |
504 KB |
Output is correct |
28 |
Correct |
6 ms |
504 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
3 ms |
504 KB |
Output is correct |
31 |
Correct |
4 ms |
504 KB |
Output is correct |
32 |
Correct |
3 ms |
504 KB |
Output is correct |
33 |
Correct |
5 ms |
504 KB |
Output is correct |
34 |
Correct |
5 ms |
504 KB |
Output is correct |
35 |
Correct |
7 ms |
504 KB |
Output is correct |
36 |
Correct |
4 ms |
376 KB |
Output is correct |
37 |
Correct |
13 ms |
632 KB |
Output is correct |
38 |
Correct |
14 ms |
632 KB |
Output is correct |
39 |
Correct |
45 ms |
1144 KB |
Output is correct |
40 |
Correct |
27 ms |
888 KB |
Output is correct |
41 |
Correct |
56 ms |
1276 KB |
Output is correct |
42 |
Correct |
24 ms |
760 KB |
Output is correct |
43 |
Correct |
48 ms |
1272 KB |
Output is correct |
44 |
Correct |
44 ms |
1144 KB |
Output is correct |
45 |
Correct |
45 ms |
1144 KB |
Output is correct |
46 |
Correct |
28 ms |
760 KB |
Output is correct |
47 |
Correct |
26 ms |
888 KB |
Output is correct |
48 |
Correct |
57 ms |
1272 KB |
Output is correct |
49 |
Correct |
66 ms |
1144 KB |
Output is correct |
50 |
Correct |
26 ms |
768 KB |
Output is correct |
51 |
Correct |
6 ms |
504 KB |
Output is correct |
52 |
Correct |
63 ms |
1400 KB |
Output is correct |
53 |
Correct |
44 ms |
1016 KB |
Output is correct |
54 |
Correct |
58 ms |
1144 KB |
Output is correct |
55 |
Correct |
129 ms |
2040 KB |
Output is correct |
56 |
Correct |
51 ms |
1144 KB |
Output is correct |
57 |
Correct |
137 ms |
2012 KB |
Output is correct |
58 |
Correct |
64 ms |
1272 KB |
Output is correct |
59 |
Correct |
79 ms |
1424 KB |
Output is correct |
60 |
Correct |
14 ms |
636 KB |
Output is correct |
61 |
Correct |
91 ms |
1528 KB |
Output is correct |
62 |
Correct |
100 ms |
1900 KB |
Output is correct |
63 |
Correct |
109 ms |
1868 KB |
Output is correct |
64 |
Correct |
101 ms |
1856 KB |
Output is correct |
65 |
Correct |
50 ms |
896 KB |
Output is correct |
66 |
Correct |
70 ms |
1144 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
0 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
3 ms |
380 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
504 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
3 ms |
376 KB |
Output is correct |
22 |
Correct |
3 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
380 KB |
Output is correct |
24 |
Correct |
3 ms |
504 KB |
Output is correct |
25 |
Correct |
5 ms |
504 KB |
Output is correct |
26 |
Correct |
5 ms |
504 KB |
Output is correct |
27 |
Correct |
6 ms |
504 KB |
Output is correct |
28 |
Correct |
6 ms |
504 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
3 ms |
504 KB |
Output is correct |
31 |
Correct |
4 ms |
504 KB |
Output is correct |
32 |
Correct |
3 ms |
504 KB |
Output is correct |
33 |
Correct |
5 ms |
504 KB |
Output is correct |
34 |
Correct |
5 ms |
504 KB |
Output is correct |
35 |
Correct |
7 ms |
504 KB |
Output is correct |
36 |
Correct |
4 ms |
376 KB |
Output is correct |
37 |
Correct |
13 ms |
632 KB |
Output is correct |
38 |
Correct |
14 ms |
632 KB |
Output is correct |
39 |
Correct |
45 ms |
1144 KB |
Output is correct |
40 |
Correct |
27 ms |
888 KB |
Output is correct |
41 |
Correct |
56 ms |
1276 KB |
Output is correct |
42 |
Correct |
24 ms |
760 KB |
Output is correct |
43 |
Correct |
48 ms |
1272 KB |
Output is correct |
44 |
Correct |
44 ms |
1144 KB |
Output is correct |
45 |
Correct |
45 ms |
1144 KB |
Output is correct |
46 |
Correct |
28 ms |
760 KB |
Output is correct |
47 |
Correct |
26 ms |
888 KB |
Output is correct |
48 |
Correct |
57 ms |
1272 KB |
Output is correct |
49 |
Correct |
66 ms |
1144 KB |
Output is correct |
50 |
Correct |
26 ms |
768 KB |
Output is correct |
51 |
Correct |
6 ms |
504 KB |
Output is correct |
52 |
Correct |
63 ms |
1400 KB |
Output is correct |
53 |
Correct |
44 ms |
1016 KB |
Output is correct |
54 |
Correct |
58 ms |
1144 KB |
Output is correct |
55 |
Correct |
129 ms |
2040 KB |
Output is correct |
56 |
Correct |
51 ms |
1144 KB |
Output is correct |
57 |
Correct |
137 ms |
2012 KB |
Output is correct |
58 |
Correct |
64 ms |
1272 KB |
Output is correct |
59 |
Correct |
79 ms |
1424 KB |
Output is correct |
60 |
Correct |
14 ms |
636 KB |
Output is correct |
61 |
Correct |
91 ms |
1528 KB |
Output is correct |
62 |
Correct |
100 ms |
1900 KB |
Output is correct |
63 |
Correct |
109 ms |
1868 KB |
Output is correct |
64 |
Correct |
101 ms |
1856 KB |
Output is correct |
65 |
Correct |
50 ms |
896 KB |
Output is correct |
66 |
Correct |
70 ms |
1144 KB |
Output is correct |
67 |
Correct |
90 ms |
1508 KB |
Output is correct |
68 |
Correct |
37 ms |
888 KB |
Output is correct |
69 |
Correct |
345 ms |
3576 KB |
Output is correct |
70 |
Correct |
200 ms |
2424 KB |
Output is correct |
71 |
Correct |
178 ms |
2168 KB |
Output is correct |
72 |
Correct |
181 ms |
1912 KB |
Output is correct |
73 |
Correct |
176 ms |
1916 KB |
Output is correct |
74 |
Correct |
341 ms |
3660 KB |
Output is correct |
75 |
Correct |
256 ms |
2976 KB |
Output is correct |
76 |
Correct |
385 ms |
3932 KB |
Output is correct |
77 |
Correct |
364 ms |
3832 KB |
Output is correct |