#include <bits/stdc++.h>
using namespace std;
int const maxn = 500*500 + 9;
bitset <maxn> b;
int a[505];
int cnt[maxn];
int main() {
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 |
336 KB |
Output is correct |
2 |
Correct |
2 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
2 ms |
336 KB |
Output is correct |
5 |
Correct |
4 ms |
364 KB |
Output is correct |
6 |
Correct |
4 ms |
336 KB |
Output is correct |
7 |
Correct |
3 ms |
336 KB |
Output is correct |
8 |
Correct |
7 ms |
396 KB |
Output is correct |
9 |
Correct |
3 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
2 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
2 ms |
336 KB |
Output is correct |
5 |
Correct |
4 ms |
364 KB |
Output is correct |
6 |
Correct |
4 ms |
336 KB |
Output is correct |
7 |
Correct |
3 ms |
336 KB |
Output is correct |
8 |
Correct |
7 ms |
396 KB |
Output is correct |
9 |
Correct |
3 ms |
336 KB |
Output is correct |
10 |
Correct |
13 ms |
336 KB |
Output is correct |
11 |
Correct |
13 ms |
392 KB |
Output is correct |
12 |
Correct |
12 ms |
392 KB |
Output is correct |
13 |
Correct |
11 ms |
388 KB |
Output is correct |
14 |
Correct |
11 ms |
336 KB |
Output is correct |
15 |
Correct |
11 ms |
392 KB |
Output is correct |
16 |
Correct |
13 ms |
396 KB |
Output is correct |
17 |
Correct |
6 ms |
336 KB |
Output is correct |
18 |
Correct |
9 ms |
336 KB |
Output is correct |
19 |
Correct |
10 ms |
336 KB |
Output is correct |
20 |
Correct |
13 ms |
392 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
2 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
2 ms |
336 KB |
Output is correct |
5 |
Correct |
4 ms |
364 KB |
Output is correct |
6 |
Correct |
4 ms |
336 KB |
Output is correct |
7 |
Correct |
3 ms |
336 KB |
Output is correct |
8 |
Correct |
7 ms |
396 KB |
Output is correct |
9 |
Correct |
3 ms |
336 KB |
Output is correct |
10 |
Correct |
13 ms |
336 KB |
Output is correct |
11 |
Correct |
13 ms |
392 KB |
Output is correct |
12 |
Correct |
12 ms |
392 KB |
Output is correct |
13 |
Correct |
11 ms |
388 KB |
Output is correct |
14 |
Correct |
11 ms |
336 KB |
Output is correct |
15 |
Correct |
11 ms |
392 KB |
Output is correct |
16 |
Correct |
13 ms |
396 KB |
Output is correct |
17 |
Correct |
6 ms |
336 KB |
Output is correct |
18 |
Correct |
9 ms |
336 KB |
Output is correct |
19 |
Correct |
10 ms |
336 KB |
Output is correct |
20 |
Correct |
13 ms |
392 KB |
Output is correct |
21 |
Correct |
44 ms |
384 KB |
Output is correct |
22 |
Correct |
54 ms |
384 KB |
Output is correct |
23 |
Correct |
28 ms |
396 KB |
Output is correct |
24 |
Correct |
80 ms |
396 KB |
Output is correct |
25 |
Correct |
78 ms |
420 KB |
Output is correct |
26 |
Correct |
86 ms |
424 KB |
Output is correct |
27 |
Correct |
88 ms |
416 KB |
Output is correct |
28 |
Correct |
89 ms |
420 KB |
Output is correct |
29 |
Correct |
87 ms |
412 KB |
Output is correct |
30 |
Correct |
88 ms |
392 KB |
Output is correct |
31 |
Correct |
87 ms |
408 KB |
Output is correct |
32 |
Correct |
88 ms |
336 KB |
Output is correct |
33 |
Correct |
85 ms |
336 KB |
Output is correct |
34 |
Correct |
94 ms |
412 KB |
Output is correct |
35 |
Correct |
89 ms |
456 KB |
Output is correct |
36 |
Correct |
86 ms |
404 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
2 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
2 ms |
336 KB |
Output is correct |
5 |
Correct |
4 ms |
364 KB |
Output is correct |
6 |
Correct |
4 ms |
336 KB |
Output is correct |
7 |
Correct |
3 ms |
336 KB |
Output is correct |
8 |
Correct |
7 ms |
396 KB |
Output is correct |
9 |
Correct |
3 ms |
336 KB |
Output is correct |
10 |
Correct |
13 ms |
336 KB |
Output is correct |
11 |
Correct |
13 ms |
392 KB |
Output is correct |
12 |
Correct |
12 ms |
392 KB |
Output is correct |
13 |
Correct |
11 ms |
388 KB |
Output is correct |
14 |
Correct |
11 ms |
336 KB |
Output is correct |
15 |
Correct |
11 ms |
392 KB |
Output is correct |
16 |
Correct |
13 ms |
396 KB |
Output is correct |
17 |
Correct |
6 ms |
336 KB |
Output is correct |
18 |
Correct |
9 ms |
336 KB |
Output is correct |
19 |
Correct |
10 ms |
336 KB |
Output is correct |
20 |
Correct |
13 ms |
392 KB |
Output is correct |
21 |
Correct |
44 ms |
384 KB |
Output is correct |
22 |
Correct |
54 ms |
384 KB |
Output is correct |
23 |
Correct |
28 ms |
396 KB |
Output is correct |
24 |
Correct |
80 ms |
396 KB |
Output is correct |
25 |
Correct |
78 ms |
420 KB |
Output is correct |
26 |
Correct |
86 ms |
424 KB |
Output is correct |
27 |
Correct |
88 ms |
416 KB |
Output is correct |
28 |
Correct |
89 ms |
420 KB |
Output is correct |
29 |
Correct |
87 ms |
412 KB |
Output is correct |
30 |
Correct |
88 ms |
392 KB |
Output is correct |
31 |
Correct |
87 ms |
408 KB |
Output is correct |
32 |
Correct |
88 ms |
336 KB |
Output is correct |
33 |
Correct |
85 ms |
336 KB |
Output is correct |
34 |
Correct |
94 ms |
412 KB |
Output is correct |
35 |
Correct |
89 ms |
456 KB |
Output is correct |
36 |
Correct |
86 ms |
404 KB |
Output is correct |
37 |
Correct |
308 ms |
572 KB |
Output is correct |
38 |
Correct |
315 ms |
588 KB |
Output is correct |
39 |
Correct |
474 ms |
608 KB |
Output is correct |
40 |
Correct |
553 ms |
712 KB |
Output is correct |
41 |
Correct |
544 ms |
656 KB |
Output is correct |
42 |
Correct |
474 ms |
616 KB |
Output is correct |
43 |
Correct |
466 ms |
1096 KB |
Output is correct |
44 |
Correct |
468 ms |
948 KB |
Output is correct |
45 |
Correct |
478 ms |
984 KB |
Output is correct |
46 |
Correct |
560 ms |
496 KB |
Output is correct |
47 |
Correct |
487 ms |
628 KB |
Output is correct |
48 |
Correct |
481 ms |
868 KB |
Output is correct |
49 |
Correct |
493 ms |
608 KB |
Output is correct |
50 |
Correct |
477 ms |
628 KB |
Output is correct |
51 |
Correct |
3 ms |
336 KB |
Output is correct |
52 |
Correct |
557 ms |
1028 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
2 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
2 ms |
336 KB |
Output is correct |
5 |
Correct |
4 ms |
364 KB |
Output is correct |
6 |
Correct |
4 ms |
336 KB |
Output is correct |
7 |
Correct |
3 ms |
336 KB |
Output is correct |
8 |
Correct |
7 ms |
396 KB |
Output is correct |
9 |
Correct |
3 ms |
336 KB |
Output is correct |
10 |
Correct |
13 ms |
336 KB |
Output is correct |
11 |
Correct |
13 ms |
392 KB |
Output is correct |
12 |
Correct |
12 ms |
392 KB |
Output is correct |
13 |
Correct |
11 ms |
388 KB |
Output is correct |
14 |
Correct |
11 ms |
336 KB |
Output is correct |
15 |
Correct |
11 ms |
392 KB |
Output is correct |
16 |
Correct |
13 ms |
396 KB |
Output is correct |
17 |
Correct |
6 ms |
336 KB |
Output is correct |
18 |
Correct |
9 ms |
336 KB |
Output is correct |
19 |
Correct |
10 ms |
336 KB |
Output is correct |
20 |
Correct |
13 ms |
392 KB |
Output is correct |
21 |
Correct |
44 ms |
384 KB |
Output is correct |
22 |
Correct |
54 ms |
384 KB |
Output is correct |
23 |
Correct |
28 ms |
396 KB |
Output is correct |
24 |
Correct |
80 ms |
396 KB |
Output is correct |
25 |
Correct |
78 ms |
420 KB |
Output is correct |
26 |
Correct |
86 ms |
424 KB |
Output is correct |
27 |
Correct |
88 ms |
416 KB |
Output is correct |
28 |
Correct |
89 ms |
420 KB |
Output is correct |
29 |
Correct |
87 ms |
412 KB |
Output is correct |
30 |
Correct |
88 ms |
392 KB |
Output is correct |
31 |
Correct |
87 ms |
408 KB |
Output is correct |
32 |
Correct |
88 ms |
336 KB |
Output is correct |
33 |
Correct |
85 ms |
336 KB |
Output is correct |
34 |
Correct |
94 ms |
412 KB |
Output is correct |
35 |
Correct |
89 ms |
456 KB |
Output is correct |
36 |
Correct |
86 ms |
404 KB |
Output is correct |
37 |
Correct |
308 ms |
572 KB |
Output is correct |
38 |
Correct |
315 ms |
588 KB |
Output is correct |
39 |
Correct |
474 ms |
608 KB |
Output is correct |
40 |
Correct |
553 ms |
712 KB |
Output is correct |
41 |
Correct |
544 ms |
656 KB |
Output is correct |
42 |
Correct |
474 ms |
616 KB |
Output is correct |
43 |
Correct |
466 ms |
1096 KB |
Output is correct |
44 |
Correct |
468 ms |
948 KB |
Output is correct |
45 |
Correct |
478 ms |
984 KB |
Output is correct |
46 |
Correct |
560 ms |
496 KB |
Output is correct |
47 |
Correct |
487 ms |
628 KB |
Output is correct |
48 |
Correct |
481 ms |
868 KB |
Output is correct |
49 |
Correct |
493 ms |
608 KB |
Output is correct |
50 |
Correct |
477 ms |
628 KB |
Output is correct |
51 |
Correct |
3 ms |
336 KB |
Output is correct |
52 |
Correct |
557 ms |
1028 KB |
Output is correct |
53 |
Correct |
677 ms |
792 KB |
Output is correct |
54 |
Correct |
895 ms |
964 KB |
Output is correct |
55 |
Correct |
917 ms |
1312 KB |
Output is correct |
56 |
Correct |
693 ms |
940 KB |
Output is correct |
57 |
Correct |
921 ms |
1460 KB |
Output is correct |
58 |
Correct |
897 ms |
1096 KB |
Output is correct |
59 |
Correct |
913 ms |
1048 KB |
Output is correct |
60 |
Correct |
3 ms |
336 KB |
Output is correct |
61 |
Correct |
915 ms |
1224 KB |
Output is correct |
62 |
Correct |
782 ms |
1244 KB |
Output is correct |
63 |
Correct |
785 ms |
1280 KB |
Output is correct |
64 |
Correct |
745 ms |
1268 KB |
Output is correct |
65 |
Correct |
734 ms |
464 KB |
Output is correct |
66 |
Correct |
714 ms |
596 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
2 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
2 ms |
336 KB |
Output is correct |
5 |
Correct |
4 ms |
364 KB |
Output is correct |
6 |
Correct |
4 ms |
336 KB |
Output is correct |
7 |
Correct |
3 ms |
336 KB |
Output is correct |
8 |
Correct |
7 ms |
396 KB |
Output is correct |
9 |
Correct |
3 ms |
336 KB |
Output is correct |
10 |
Correct |
13 ms |
336 KB |
Output is correct |
11 |
Correct |
13 ms |
392 KB |
Output is correct |
12 |
Correct |
12 ms |
392 KB |
Output is correct |
13 |
Correct |
11 ms |
388 KB |
Output is correct |
14 |
Correct |
11 ms |
336 KB |
Output is correct |
15 |
Correct |
11 ms |
392 KB |
Output is correct |
16 |
Correct |
13 ms |
396 KB |
Output is correct |
17 |
Correct |
6 ms |
336 KB |
Output is correct |
18 |
Correct |
9 ms |
336 KB |
Output is correct |
19 |
Correct |
10 ms |
336 KB |
Output is correct |
20 |
Correct |
13 ms |
392 KB |
Output is correct |
21 |
Correct |
44 ms |
384 KB |
Output is correct |
22 |
Correct |
54 ms |
384 KB |
Output is correct |
23 |
Correct |
28 ms |
396 KB |
Output is correct |
24 |
Correct |
80 ms |
396 KB |
Output is correct |
25 |
Correct |
78 ms |
420 KB |
Output is correct |
26 |
Correct |
86 ms |
424 KB |
Output is correct |
27 |
Correct |
88 ms |
416 KB |
Output is correct |
28 |
Correct |
89 ms |
420 KB |
Output is correct |
29 |
Correct |
87 ms |
412 KB |
Output is correct |
30 |
Correct |
88 ms |
392 KB |
Output is correct |
31 |
Correct |
87 ms |
408 KB |
Output is correct |
32 |
Correct |
88 ms |
336 KB |
Output is correct |
33 |
Correct |
85 ms |
336 KB |
Output is correct |
34 |
Correct |
94 ms |
412 KB |
Output is correct |
35 |
Correct |
89 ms |
456 KB |
Output is correct |
36 |
Correct |
86 ms |
404 KB |
Output is correct |
37 |
Correct |
308 ms |
572 KB |
Output is correct |
38 |
Correct |
315 ms |
588 KB |
Output is correct |
39 |
Correct |
474 ms |
608 KB |
Output is correct |
40 |
Correct |
553 ms |
712 KB |
Output is correct |
41 |
Correct |
544 ms |
656 KB |
Output is correct |
42 |
Correct |
474 ms |
616 KB |
Output is correct |
43 |
Correct |
466 ms |
1096 KB |
Output is correct |
44 |
Correct |
468 ms |
948 KB |
Output is correct |
45 |
Correct |
478 ms |
984 KB |
Output is correct |
46 |
Correct |
560 ms |
496 KB |
Output is correct |
47 |
Correct |
487 ms |
628 KB |
Output is correct |
48 |
Correct |
481 ms |
868 KB |
Output is correct |
49 |
Correct |
493 ms |
608 KB |
Output is correct |
50 |
Correct |
477 ms |
628 KB |
Output is correct |
51 |
Correct |
3 ms |
336 KB |
Output is correct |
52 |
Correct |
557 ms |
1028 KB |
Output is correct |
53 |
Correct |
677 ms |
792 KB |
Output is correct |
54 |
Correct |
895 ms |
964 KB |
Output is correct |
55 |
Correct |
917 ms |
1312 KB |
Output is correct |
56 |
Correct |
693 ms |
940 KB |
Output is correct |
57 |
Correct |
921 ms |
1460 KB |
Output is correct |
58 |
Correct |
897 ms |
1096 KB |
Output is correct |
59 |
Correct |
913 ms |
1048 KB |
Output is correct |
60 |
Correct |
3 ms |
336 KB |
Output is correct |
61 |
Correct |
915 ms |
1224 KB |
Output is correct |
62 |
Correct |
782 ms |
1244 KB |
Output is correct |
63 |
Correct |
785 ms |
1280 KB |
Output is correct |
64 |
Correct |
745 ms |
1268 KB |
Output is correct |
65 |
Correct |
734 ms |
464 KB |
Output is correct |
66 |
Correct |
714 ms |
596 KB |
Output is correct |
67 |
Execution timed out |
1087 ms |
644 KB |
Time limit exceeded |
68 |
Halted |
0 ms |
0 KB |
- |