#include <bits/stdc++.h>
using namespace std;
int const maxn = 500*500 + 9;
bitset <maxn> b;
int a[505];
int cnt[maxn];
int main() {
ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
int n;
cin >> n;
b[0] = 1;
long long sum = 0;
for(int i = 0; i < n; i ++) {
cin >> a[i];
sum += a[i];
b |= b << a[i];
}
if(sum & 1 || !b[sum / 2]) {
return cout << 0, 0;
}
for(int i = 0; i < n; i ++) {
b.reset();
b[0] = 1;
for(int j = 0; j < n; j ++)
if(i != j)
b |= b << a[j];
for(int j = 1; j < maxn; j ++) {
int me = j + j - sum + a[i];
if(b[j] && me > 0)
cnt[me] ++;
}
}
vector <int> v;
for(int i = 1; i < maxn; i ++)
if(cnt[i] == n)
v.push_back(i);
cout << v.size() << '\n';
for(int i : v)
cout << i << ' ';
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
332 KB |
Output is correct |
2 |
Correct |
3 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
332 KB |
Output is correct |
4 |
Correct |
2 ms |
332 KB |
Output is correct |
5 |
Correct |
4 ms |
332 KB |
Output is correct |
6 |
Correct |
3 ms |
332 KB |
Output is correct |
7 |
Correct |
2 ms |
332 KB |
Output is correct |
8 |
Correct |
4 ms |
332 KB |
Output is correct |
9 |
Correct |
4 ms |
404 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
332 KB |
Output is correct |
2 |
Correct |
3 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
332 KB |
Output is correct |
4 |
Correct |
2 ms |
332 KB |
Output is correct |
5 |
Correct |
4 ms |
332 KB |
Output is correct |
6 |
Correct |
3 ms |
332 KB |
Output is correct |
7 |
Correct |
2 ms |
332 KB |
Output is correct |
8 |
Correct |
4 ms |
332 KB |
Output is correct |
9 |
Correct |
4 ms |
404 KB |
Output is correct |
10 |
Correct |
12 ms |
404 KB |
Output is correct |
11 |
Correct |
14 ms |
404 KB |
Output is correct |
12 |
Correct |
13 ms |
332 KB |
Output is correct |
13 |
Correct |
10 ms |
408 KB |
Output is correct |
14 |
Correct |
11 ms |
404 KB |
Output is correct |
15 |
Correct |
13 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
332 KB |
Output is correct |
17 |
Correct |
9 ms |
332 KB |
Output is correct |
18 |
Correct |
9 ms |
332 KB |
Output is correct |
19 |
Correct |
10 ms |
404 KB |
Output is correct |
20 |
Correct |
15 ms |
400 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
332 KB |
Output is correct |
2 |
Correct |
3 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
332 KB |
Output is correct |
4 |
Correct |
2 ms |
332 KB |
Output is correct |
5 |
Correct |
4 ms |
332 KB |
Output is correct |
6 |
Correct |
3 ms |
332 KB |
Output is correct |
7 |
Correct |
2 ms |
332 KB |
Output is correct |
8 |
Correct |
4 ms |
332 KB |
Output is correct |
9 |
Correct |
4 ms |
404 KB |
Output is correct |
10 |
Correct |
12 ms |
404 KB |
Output is correct |
11 |
Correct |
14 ms |
404 KB |
Output is correct |
12 |
Correct |
13 ms |
332 KB |
Output is correct |
13 |
Correct |
10 ms |
408 KB |
Output is correct |
14 |
Correct |
11 ms |
404 KB |
Output is correct |
15 |
Correct |
13 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
332 KB |
Output is correct |
17 |
Correct |
9 ms |
332 KB |
Output is correct |
18 |
Correct |
9 ms |
332 KB |
Output is correct |
19 |
Correct |
10 ms |
404 KB |
Output is correct |
20 |
Correct |
15 ms |
400 KB |
Output is correct |
21 |
Correct |
42 ms |
332 KB |
Output is correct |
22 |
Correct |
58 ms |
396 KB |
Output is correct |
23 |
Correct |
28 ms |
400 KB |
Output is correct |
24 |
Correct |
86 ms |
400 KB |
Output is correct |
25 |
Correct |
82 ms |
432 KB |
Output is correct |
26 |
Correct |
91 ms |
436 KB |
Output is correct |
27 |
Correct |
91 ms |
416 KB |
Output is correct |
28 |
Correct |
90 ms |
420 KB |
Output is correct |
29 |
Correct |
91 ms |
424 KB |
Output is correct |
30 |
Correct |
89 ms |
400 KB |
Output is correct |
31 |
Correct |
99 ms |
416 KB |
Output is correct |
32 |
Correct |
94 ms |
400 KB |
Output is correct |
33 |
Correct |
88 ms |
424 KB |
Output is correct |
34 |
Correct |
91 ms |
424 KB |
Output is correct |
35 |
Correct |
89 ms |
428 KB |
Output is correct |
36 |
Correct |
91 ms |
400 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
332 KB |
Output is correct |
2 |
Correct |
3 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
332 KB |
Output is correct |
4 |
Correct |
2 ms |
332 KB |
Output is correct |
5 |
Correct |
4 ms |
332 KB |
Output is correct |
6 |
Correct |
3 ms |
332 KB |
Output is correct |
7 |
Correct |
2 ms |
332 KB |
Output is correct |
8 |
Correct |
4 ms |
332 KB |
Output is correct |
9 |
Correct |
4 ms |
404 KB |
Output is correct |
10 |
Correct |
12 ms |
404 KB |
Output is correct |
11 |
Correct |
14 ms |
404 KB |
Output is correct |
12 |
Correct |
13 ms |
332 KB |
Output is correct |
13 |
Correct |
10 ms |
408 KB |
Output is correct |
14 |
Correct |
11 ms |
404 KB |
Output is correct |
15 |
Correct |
13 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
332 KB |
Output is correct |
17 |
Correct |
9 ms |
332 KB |
Output is correct |
18 |
Correct |
9 ms |
332 KB |
Output is correct |
19 |
Correct |
10 ms |
404 KB |
Output is correct |
20 |
Correct |
15 ms |
400 KB |
Output is correct |
21 |
Correct |
42 ms |
332 KB |
Output is correct |
22 |
Correct |
58 ms |
396 KB |
Output is correct |
23 |
Correct |
28 ms |
400 KB |
Output is correct |
24 |
Correct |
86 ms |
400 KB |
Output is correct |
25 |
Correct |
82 ms |
432 KB |
Output is correct |
26 |
Correct |
91 ms |
436 KB |
Output is correct |
27 |
Correct |
91 ms |
416 KB |
Output is correct |
28 |
Correct |
90 ms |
420 KB |
Output is correct |
29 |
Correct |
91 ms |
424 KB |
Output is correct |
30 |
Correct |
89 ms |
400 KB |
Output is correct |
31 |
Correct |
99 ms |
416 KB |
Output is correct |
32 |
Correct |
94 ms |
400 KB |
Output is correct |
33 |
Correct |
88 ms |
424 KB |
Output is correct |
34 |
Correct |
91 ms |
424 KB |
Output is correct |
35 |
Correct |
89 ms |
428 KB |
Output is correct |
36 |
Correct |
91 ms |
400 KB |
Output is correct |
37 |
Correct |
326 ms |
592 KB |
Output is correct |
38 |
Correct |
322 ms |
588 KB |
Output is correct |
39 |
Correct |
490 ms |
632 KB |
Output is correct |
40 |
Correct |
584 ms |
640 KB |
Output is correct |
41 |
Correct |
569 ms |
668 KB |
Output is correct |
42 |
Correct |
510 ms |
624 KB |
Output is correct |
43 |
Correct |
482 ms |
984 KB |
Output is correct |
44 |
Correct |
487 ms |
988 KB |
Output is correct |
45 |
Correct |
496 ms |
992 KB |
Output is correct |
46 |
Correct |
578 ms |
504 KB |
Output is correct |
47 |
Correct |
497 ms |
640 KB |
Output is correct |
48 |
Correct |
500 ms |
880 KB |
Output is correct |
49 |
Correct |
495 ms |
628 KB |
Output is correct |
50 |
Correct |
505 ms |
652 KB |
Output is correct |
51 |
Correct |
2 ms |
332 KB |
Output is correct |
52 |
Correct |
576 ms |
1048 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
332 KB |
Output is correct |
2 |
Correct |
3 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
332 KB |
Output is correct |
4 |
Correct |
2 ms |
332 KB |
Output is correct |
5 |
Correct |
4 ms |
332 KB |
Output is correct |
6 |
Correct |
3 ms |
332 KB |
Output is correct |
7 |
Correct |
2 ms |
332 KB |
Output is correct |
8 |
Correct |
4 ms |
332 KB |
Output is correct |
9 |
Correct |
4 ms |
404 KB |
Output is correct |
10 |
Correct |
12 ms |
404 KB |
Output is correct |
11 |
Correct |
14 ms |
404 KB |
Output is correct |
12 |
Correct |
13 ms |
332 KB |
Output is correct |
13 |
Correct |
10 ms |
408 KB |
Output is correct |
14 |
Correct |
11 ms |
404 KB |
Output is correct |
15 |
Correct |
13 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
332 KB |
Output is correct |
17 |
Correct |
9 ms |
332 KB |
Output is correct |
18 |
Correct |
9 ms |
332 KB |
Output is correct |
19 |
Correct |
10 ms |
404 KB |
Output is correct |
20 |
Correct |
15 ms |
400 KB |
Output is correct |
21 |
Correct |
42 ms |
332 KB |
Output is correct |
22 |
Correct |
58 ms |
396 KB |
Output is correct |
23 |
Correct |
28 ms |
400 KB |
Output is correct |
24 |
Correct |
86 ms |
400 KB |
Output is correct |
25 |
Correct |
82 ms |
432 KB |
Output is correct |
26 |
Correct |
91 ms |
436 KB |
Output is correct |
27 |
Correct |
91 ms |
416 KB |
Output is correct |
28 |
Correct |
90 ms |
420 KB |
Output is correct |
29 |
Correct |
91 ms |
424 KB |
Output is correct |
30 |
Correct |
89 ms |
400 KB |
Output is correct |
31 |
Correct |
99 ms |
416 KB |
Output is correct |
32 |
Correct |
94 ms |
400 KB |
Output is correct |
33 |
Correct |
88 ms |
424 KB |
Output is correct |
34 |
Correct |
91 ms |
424 KB |
Output is correct |
35 |
Correct |
89 ms |
428 KB |
Output is correct |
36 |
Correct |
91 ms |
400 KB |
Output is correct |
37 |
Correct |
326 ms |
592 KB |
Output is correct |
38 |
Correct |
322 ms |
588 KB |
Output is correct |
39 |
Correct |
490 ms |
632 KB |
Output is correct |
40 |
Correct |
584 ms |
640 KB |
Output is correct |
41 |
Correct |
569 ms |
668 KB |
Output is correct |
42 |
Correct |
510 ms |
624 KB |
Output is correct |
43 |
Correct |
482 ms |
984 KB |
Output is correct |
44 |
Correct |
487 ms |
988 KB |
Output is correct |
45 |
Correct |
496 ms |
992 KB |
Output is correct |
46 |
Correct |
578 ms |
504 KB |
Output is correct |
47 |
Correct |
497 ms |
640 KB |
Output is correct |
48 |
Correct |
500 ms |
880 KB |
Output is correct |
49 |
Correct |
495 ms |
628 KB |
Output is correct |
50 |
Correct |
505 ms |
652 KB |
Output is correct |
51 |
Correct |
2 ms |
332 KB |
Output is correct |
52 |
Correct |
576 ms |
1048 KB |
Output is correct |
53 |
Correct |
703 ms |
812 KB |
Output is correct |
54 |
Correct |
957 ms |
984 KB |
Output is correct |
55 |
Correct |
954 ms |
1336 KB |
Output is correct |
56 |
Correct |
722 ms |
1092 KB |
Output is correct |
57 |
Execution timed out |
1002 ms |
1480 KB |
Time limit exceeded |
58 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
332 KB |
Output is correct |
2 |
Correct |
3 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
332 KB |
Output is correct |
4 |
Correct |
2 ms |
332 KB |
Output is correct |
5 |
Correct |
4 ms |
332 KB |
Output is correct |
6 |
Correct |
3 ms |
332 KB |
Output is correct |
7 |
Correct |
2 ms |
332 KB |
Output is correct |
8 |
Correct |
4 ms |
332 KB |
Output is correct |
9 |
Correct |
4 ms |
404 KB |
Output is correct |
10 |
Correct |
12 ms |
404 KB |
Output is correct |
11 |
Correct |
14 ms |
404 KB |
Output is correct |
12 |
Correct |
13 ms |
332 KB |
Output is correct |
13 |
Correct |
10 ms |
408 KB |
Output is correct |
14 |
Correct |
11 ms |
404 KB |
Output is correct |
15 |
Correct |
13 ms |
460 KB |
Output is correct |
16 |
Correct |
12 ms |
332 KB |
Output is correct |
17 |
Correct |
9 ms |
332 KB |
Output is correct |
18 |
Correct |
9 ms |
332 KB |
Output is correct |
19 |
Correct |
10 ms |
404 KB |
Output is correct |
20 |
Correct |
15 ms |
400 KB |
Output is correct |
21 |
Correct |
42 ms |
332 KB |
Output is correct |
22 |
Correct |
58 ms |
396 KB |
Output is correct |
23 |
Correct |
28 ms |
400 KB |
Output is correct |
24 |
Correct |
86 ms |
400 KB |
Output is correct |
25 |
Correct |
82 ms |
432 KB |
Output is correct |
26 |
Correct |
91 ms |
436 KB |
Output is correct |
27 |
Correct |
91 ms |
416 KB |
Output is correct |
28 |
Correct |
90 ms |
420 KB |
Output is correct |
29 |
Correct |
91 ms |
424 KB |
Output is correct |
30 |
Correct |
89 ms |
400 KB |
Output is correct |
31 |
Correct |
99 ms |
416 KB |
Output is correct |
32 |
Correct |
94 ms |
400 KB |
Output is correct |
33 |
Correct |
88 ms |
424 KB |
Output is correct |
34 |
Correct |
91 ms |
424 KB |
Output is correct |
35 |
Correct |
89 ms |
428 KB |
Output is correct |
36 |
Correct |
91 ms |
400 KB |
Output is correct |
37 |
Correct |
326 ms |
592 KB |
Output is correct |
38 |
Correct |
322 ms |
588 KB |
Output is correct |
39 |
Correct |
490 ms |
632 KB |
Output is correct |
40 |
Correct |
584 ms |
640 KB |
Output is correct |
41 |
Correct |
569 ms |
668 KB |
Output is correct |
42 |
Correct |
510 ms |
624 KB |
Output is correct |
43 |
Correct |
482 ms |
984 KB |
Output is correct |
44 |
Correct |
487 ms |
988 KB |
Output is correct |
45 |
Correct |
496 ms |
992 KB |
Output is correct |
46 |
Correct |
578 ms |
504 KB |
Output is correct |
47 |
Correct |
497 ms |
640 KB |
Output is correct |
48 |
Correct |
500 ms |
880 KB |
Output is correct |
49 |
Correct |
495 ms |
628 KB |
Output is correct |
50 |
Correct |
505 ms |
652 KB |
Output is correct |
51 |
Correct |
2 ms |
332 KB |
Output is correct |
52 |
Correct |
576 ms |
1048 KB |
Output is correct |
53 |
Correct |
703 ms |
812 KB |
Output is correct |
54 |
Correct |
957 ms |
984 KB |
Output is correct |
55 |
Correct |
954 ms |
1336 KB |
Output is correct |
56 |
Correct |
722 ms |
1092 KB |
Output is correct |
57 |
Execution timed out |
1002 ms |
1480 KB |
Time limit exceeded |
58 |
Halted |
0 ms |
0 KB |
- |