#include <bits/stdc++.h>
#define pb push_back
#define ll long long
#define ull unsigned long long
#define mp make_pair
#define si short int
#define speed ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#define pill pair<ll,ll>
#define f first
#define s second
#define pilc pair<ll,char>
#define all(a) (a).begin(),(a).end()
#define rep(s,e,step) for(int i = (s); i < (e) ; i += step)
#define vrep(s,e,step) for(int j = (s); j < (e) ; j += step)
#define ex exit(0)
#define sz(a) (a).size()
#define triple pair<pill, ll>
#define pinode pair<node*, node*>
#define quadra pair<pill, pill>
#define ld long double
using namespace std;
const ll N = 500 + 10;
const ll M = 1e4 + 10;
const ll big = 1e17;
const ll hsh2 = 1964325029;
const long long mod = 1e9 + 7;
const long double EPS = 1e-10;
const ll block = 1e7;
const ll shift = 2e3;
const ld pi = acos(-1.0);
ll sum = 0;
ll n;
ll a[N];
int main() {
speed;
cin >> n;
ll sum = 0;
for(int i = 1; i <= n; i++)
cin >> a[i], sum += a[i];
bitset<N * N> x, ans, tr;
for(int i = 1; i <= sum; i++)
ans[i] = 1;
if(sum % 2 != 0)
cout << 0, ex;
x = 0;
x[0] = 1;
for(int i = 1; i <= n; i++)
x = x|(x<<a[i]);
if(!x[sum/2])
cout << 0, ex;
for(int i = 1; i <= n; i++) {
x = tr = 0;
x[0] = 1;
ll sum2 = sum - a[i];
for(int j = 1; j <= n; j++)
if(j != i)
x = x|(x<<a[j]);
for(int j = 1; j <= sum2; j++) {
if(x[j]) {
ll p = sum2 - j;
ll z = j - p;
if(z <= 0)continue;
tr[z] = 1;
}
}
ans &= tr;
}
vector<int> answ;
for(int i = 1; i <= sum ; i++)
if(ans[i])
answ.pb(i);
cout << answ.size() << '\n';
for(auto u : answ)
cout << u << " ";
cout << '\n';
}
/*
*/
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
460 KB |
Output is correct |
2 |
Correct |
1 ms |
460 KB |
Output is correct |
3 |
Correct |
1 ms |
460 KB |
Output is correct |
4 |
Correct |
1 ms |
460 KB |
Output is correct |
5 |
Correct |
3 ms |
460 KB |
Output is correct |
6 |
Correct |
1 ms |
460 KB |
Output is correct |
7 |
Correct |
1 ms |
472 KB |
Output is correct |
8 |
Correct |
3 ms |
460 KB |
Output is correct |
9 |
Correct |
2 ms |
460 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
460 KB |
Output is correct |
2 |
Correct |
1 ms |
460 KB |
Output is correct |
3 |
Correct |
1 ms |
460 KB |
Output is correct |
4 |
Correct |
1 ms |
460 KB |
Output is correct |
5 |
Correct |
3 ms |
460 KB |
Output is correct |
6 |
Correct |
1 ms |
460 KB |
Output is correct |
7 |
Correct |
1 ms |
472 KB |
Output is correct |
8 |
Correct |
3 ms |
460 KB |
Output is correct |
9 |
Correct |
2 ms |
460 KB |
Output is correct |
10 |
Correct |
12 ms |
460 KB |
Output is correct |
11 |
Correct |
12 ms |
468 KB |
Output is correct |
12 |
Correct |
12 ms |
468 KB |
Output is correct |
13 |
Correct |
9 ms |
460 KB |
Output is correct |
14 |
Correct |
10 ms |
472 KB |
Output is correct |
15 |
Correct |
10 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
468 KB |
Output is correct |
17 |
Correct |
5 ms |
460 KB |
Output is correct |
18 |
Correct |
8 ms |
476 KB |
Output is correct |
19 |
Correct |
9 ms |
460 KB |
Output is correct |
20 |
Correct |
12 ms |
460 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
460 KB |
Output is correct |
2 |
Correct |
1 ms |
460 KB |
Output is correct |
3 |
Correct |
1 ms |
460 KB |
Output is correct |
4 |
Correct |
1 ms |
460 KB |
Output is correct |
5 |
Correct |
3 ms |
460 KB |
Output is correct |
6 |
Correct |
1 ms |
460 KB |
Output is correct |
7 |
Correct |
1 ms |
472 KB |
Output is correct |
8 |
Correct |
3 ms |
460 KB |
Output is correct |
9 |
Correct |
2 ms |
460 KB |
Output is correct |
10 |
Correct |
12 ms |
460 KB |
Output is correct |
11 |
Correct |
12 ms |
468 KB |
Output is correct |
12 |
Correct |
12 ms |
468 KB |
Output is correct |
13 |
Correct |
9 ms |
460 KB |
Output is correct |
14 |
Correct |
10 ms |
472 KB |
Output is correct |
15 |
Correct |
10 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
468 KB |
Output is correct |
17 |
Correct |
5 ms |
460 KB |
Output is correct |
18 |
Correct |
8 ms |
476 KB |
Output is correct |
19 |
Correct |
9 ms |
460 KB |
Output is correct |
20 |
Correct |
12 ms |
460 KB |
Output is correct |
21 |
Correct |
50 ms |
460 KB |
Output is correct |
22 |
Correct |
71 ms |
460 KB |
Output is correct |
23 |
Correct |
31 ms |
464 KB |
Output is correct |
24 |
Correct |
110 ms |
460 KB |
Output is correct |
25 |
Correct |
107 ms |
460 KB |
Output is correct |
26 |
Correct |
122 ms |
468 KB |
Output is correct |
27 |
Correct |
126 ms |
460 KB |
Output is correct |
28 |
Correct |
125 ms |
580 KB |
Output is correct |
29 |
Correct |
124 ms |
460 KB |
Output is correct |
30 |
Correct |
122 ms |
460 KB |
Output is correct |
31 |
Correct |
126 ms |
464 KB |
Output is correct |
32 |
Correct |
121 ms |
460 KB |
Output is correct |
33 |
Correct |
121 ms |
460 KB |
Output is correct |
34 |
Correct |
126 ms |
460 KB |
Output is correct |
35 |
Correct |
123 ms |
460 KB |
Output is correct |
36 |
Correct |
121 ms |
464 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
460 KB |
Output is correct |
2 |
Correct |
1 ms |
460 KB |
Output is correct |
3 |
Correct |
1 ms |
460 KB |
Output is correct |
4 |
Correct |
1 ms |
460 KB |
Output is correct |
5 |
Correct |
3 ms |
460 KB |
Output is correct |
6 |
Correct |
1 ms |
460 KB |
Output is correct |
7 |
Correct |
1 ms |
472 KB |
Output is correct |
8 |
Correct |
3 ms |
460 KB |
Output is correct |
9 |
Correct |
2 ms |
460 KB |
Output is correct |
10 |
Correct |
12 ms |
460 KB |
Output is correct |
11 |
Correct |
12 ms |
468 KB |
Output is correct |
12 |
Correct |
12 ms |
468 KB |
Output is correct |
13 |
Correct |
9 ms |
460 KB |
Output is correct |
14 |
Correct |
10 ms |
472 KB |
Output is correct |
15 |
Correct |
10 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
468 KB |
Output is correct |
17 |
Correct |
5 ms |
460 KB |
Output is correct |
18 |
Correct |
8 ms |
476 KB |
Output is correct |
19 |
Correct |
9 ms |
460 KB |
Output is correct |
20 |
Correct |
12 ms |
460 KB |
Output is correct |
21 |
Correct |
50 ms |
460 KB |
Output is correct |
22 |
Correct |
71 ms |
460 KB |
Output is correct |
23 |
Correct |
31 ms |
464 KB |
Output is correct |
24 |
Correct |
110 ms |
460 KB |
Output is correct |
25 |
Correct |
107 ms |
460 KB |
Output is correct |
26 |
Correct |
122 ms |
468 KB |
Output is correct |
27 |
Correct |
126 ms |
460 KB |
Output is correct |
28 |
Correct |
125 ms |
580 KB |
Output is correct |
29 |
Correct |
124 ms |
460 KB |
Output is correct |
30 |
Correct |
122 ms |
460 KB |
Output is correct |
31 |
Correct |
126 ms |
464 KB |
Output is correct |
32 |
Correct |
121 ms |
460 KB |
Output is correct |
33 |
Correct |
121 ms |
460 KB |
Output is correct |
34 |
Correct |
126 ms |
460 KB |
Output is correct |
35 |
Correct |
123 ms |
460 KB |
Output is correct |
36 |
Correct |
121 ms |
464 KB |
Output is correct |
37 |
Correct |
480 ms |
592 KB |
Output is correct |
38 |
Correct |
481 ms |
580 KB |
Output is correct |
39 |
Correct |
749 ms |
460 KB |
Output is correct |
40 |
Correct |
895 ms |
708 KB |
Output is correct |
41 |
Correct |
896 ms |
460 KB |
Output is correct |
42 |
Correct |
754 ms |
580 KB |
Output is correct |
43 |
Correct |
731 ms |
836 KB |
Output is correct |
44 |
Correct |
762 ms |
832 KB |
Output is correct |
45 |
Correct |
767 ms |
828 KB |
Output is correct |
46 |
Correct |
864 ms |
460 KB |
Output is correct |
47 |
Correct |
747 ms |
580 KB |
Output is correct |
48 |
Correct |
770 ms |
676 KB |
Output is correct |
49 |
Correct |
765 ms |
520 KB |
Output is correct |
50 |
Correct |
763 ms |
576 KB |
Output is correct |
51 |
Correct |
1 ms |
460 KB |
Output is correct |
52 |
Correct |
903 ms |
848 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
460 KB |
Output is correct |
2 |
Correct |
1 ms |
460 KB |
Output is correct |
3 |
Correct |
1 ms |
460 KB |
Output is correct |
4 |
Correct |
1 ms |
460 KB |
Output is correct |
5 |
Correct |
3 ms |
460 KB |
Output is correct |
6 |
Correct |
1 ms |
460 KB |
Output is correct |
7 |
Correct |
1 ms |
472 KB |
Output is correct |
8 |
Correct |
3 ms |
460 KB |
Output is correct |
9 |
Correct |
2 ms |
460 KB |
Output is correct |
10 |
Correct |
12 ms |
460 KB |
Output is correct |
11 |
Correct |
12 ms |
468 KB |
Output is correct |
12 |
Correct |
12 ms |
468 KB |
Output is correct |
13 |
Correct |
9 ms |
460 KB |
Output is correct |
14 |
Correct |
10 ms |
472 KB |
Output is correct |
15 |
Correct |
10 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
468 KB |
Output is correct |
17 |
Correct |
5 ms |
460 KB |
Output is correct |
18 |
Correct |
8 ms |
476 KB |
Output is correct |
19 |
Correct |
9 ms |
460 KB |
Output is correct |
20 |
Correct |
12 ms |
460 KB |
Output is correct |
21 |
Correct |
50 ms |
460 KB |
Output is correct |
22 |
Correct |
71 ms |
460 KB |
Output is correct |
23 |
Correct |
31 ms |
464 KB |
Output is correct |
24 |
Correct |
110 ms |
460 KB |
Output is correct |
25 |
Correct |
107 ms |
460 KB |
Output is correct |
26 |
Correct |
122 ms |
468 KB |
Output is correct |
27 |
Correct |
126 ms |
460 KB |
Output is correct |
28 |
Correct |
125 ms |
580 KB |
Output is correct |
29 |
Correct |
124 ms |
460 KB |
Output is correct |
30 |
Correct |
122 ms |
460 KB |
Output is correct |
31 |
Correct |
126 ms |
464 KB |
Output is correct |
32 |
Correct |
121 ms |
460 KB |
Output is correct |
33 |
Correct |
121 ms |
460 KB |
Output is correct |
34 |
Correct |
126 ms |
460 KB |
Output is correct |
35 |
Correct |
123 ms |
460 KB |
Output is correct |
36 |
Correct |
121 ms |
464 KB |
Output is correct |
37 |
Correct |
480 ms |
592 KB |
Output is correct |
38 |
Correct |
481 ms |
580 KB |
Output is correct |
39 |
Correct |
749 ms |
460 KB |
Output is correct |
40 |
Correct |
895 ms |
708 KB |
Output is correct |
41 |
Correct |
896 ms |
460 KB |
Output is correct |
42 |
Correct |
754 ms |
580 KB |
Output is correct |
43 |
Correct |
731 ms |
836 KB |
Output is correct |
44 |
Correct |
762 ms |
832 KB |
Output is correct |
45 |
Correct |
767 ms |
828 KB |
Output is correct |
46 |
Correct |
864 ms |
460 KB |
Output is correct |
47 |
Correct |
747 ms |
580 KB |
Output is correct |
48 |
Correct |
770 ms |
676 KB |
Output is correct |
49 |
Correct |
765 ms |
520 KB |
Output is correct |
50 |
Correct |
763 ms |
576 KB |
Output is correct |
51 |
Correct |
1 ms |
460 KB |
Output is correct |
52 |
Correct |
903 ms |
848 KB |
Output is correct |
53 |
Execution timed out |
1090 ms |
460 KB |
Time limit exceeded |
54 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
460 KB |
Output is correct |
2 |
Correct |
1 ms |
460 KB |
Output is correct |
3 |
Correct |
1 ms |
460 KB |
Output is correct |
4 |
Correct |
1 ms |
460 KB |
Output is correct |
5 |
Correct |
3 ms |
460 KB |
Output is correct |
6 |
Correct |
1 ms |
460 KB |
Output is correct |
7 |
Correct |
1 ms |
472 KB |
Output is correct |
8 |
Correct |
3 ms |
460 KB |
Output is correct |
9 |
Correct |
2 ms |
460 KB |
Output is correct |
10 |
Correct |
12 ms |
460 KB |
Output is correct |
11 |
Correct |
12 ms |
468 KB |
Output is correct |
12 |
Correct |
12 ms |
468 KB |
Output is correct |
13 |
Correct |
9 ms |
460 KB |
Output is correct |
14 |
Correct |
10 ms |
472 KB |
Output is correct |
15 |
Correct |
10 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
468 KB |
Output is correct |
17 |
Correct |
5 ms |
460 KB |
Output is correct |
18 |
Correct |
8 ms |
476 KB |
Output is correct |
19 |
Correct |
9 ms |
460 KB |
Output is correct |
20 |
Correct |
12 ms |
460 KB |
Output is correct |
21 |
Correct |
50 ms |
460 KB |
Output is correct |
22 |
Correct |
71 ms |
460 KB |
Output is correct |
23 |
Correct |
31 ms |
464 KB |
Output is correct |
24 |
Correct |
110 ms |
460 KB |
Output is correct |
25 |
Correct |
107 ms |
460 KB |
Output is correct |
26 |
Correct |
122 ms |
468 KB |
Output is correct |
27 |
Correct |
126 ms |
460 KB |
Output is correct |
28 |
Correct |
125 ms |
580 KB |
Output is correct |
29 |
Correct |
124 ms |
460 KB |
Output is correct |
30 |
Correct |
122 ms |
460 KB |
Output is correct |
31 |
Correct |
126 ms |
464 KB |
Output is correct |
32 |
Correct |
121 ms |
460 KB |
Output is correct |
33 |
Correct |
121 ms |
460 KB |
Output is correct |
34 |
Correct |
126 ms |
460 KB |
Output is correct |
35 |
Correct |
123 ms |
460 KB |
Output is correct |
36 |
Correct |
121 ms |
464 KB |
Output is correct |
37 |
Correct |
480 ms |
592 KB |
Output is correct |
38 |
Correct |
481 ms |
580 KB |
Output is correct |
39 |
Correct |
749 ms |
460 KB |
Output is correct |
40 |
Correct |
895 ms |
708 KB |
Output is correct |
41 |
Correct |
896 ms |
460 KB |
Output is correct |
42 |
Correct |
754 ms |
580 KB |
Output is correct |
43 |
Correct |
731 ms |
836 KB |
Output is correct |
44 |
Correct |
762 ms |
832 KB |
Output is correct |
45 |
Correct |
767 ms |
828 KB |
Output is correct |
46 |
Correct |
864 ms |
460 KB |
Output is correct |
47 |
Correct |
747 ms |
580 KB |
Output is correct |
48 |
Correct |
770 ms |
676 KB |
Output is correct |
49 |
Correct |
765 ms |
520 KB |
Output is correct |
50 |
Correct |
763 ms |
576 KB |
Output is correct |
51 |
Correct |
1 ms |
460 KB |
Output is correct |
52 |
Correct |
903 ms |
848 KB |
Output is correct |
53 |
Execution timed out |
1090 ms |
460 KB |
Time limit exceeded |
54 |
Halted |
0 ms |
0 KB |
- |