#include <bits/stdc++.h>
using namespace std;
#define int long long
int32_t main() {
ios::sync_with_stdio(false); cin.tie(nullptr);
int n;
cin >> n;
int sm = 0;
vector<int> a(n + 1);
for (int i = 1; i <= n; i++) {
cin >> a[i];
sm += a[i];
}
vector<int> dp(sm + 1, 0); dp[0] = 1;
for (int i = 1; i <= n; i++) {
for (int j = sm - a[i]; j >= 0; j--) {
dp[j + a[i]] += dp[j];
}
}
if ((sm & 1) || !dp[(sm>>1)]) {
return cout << 0, 0;
}
vector<int> cnt(sm + 1, 0);
for (int i = 1; i <= n; i++) {
int x = sm - a[i];
for (int j = 0; j <= sm - a[i]; j++) {
dp[j + a[i]] -= dp[j];
}
for (int j = ((x + 1)>>1); j <= x; j++) {
cnt[(j<<1) - x] += !!dp[j];
}
for (int j = sm - a[i]; j >= 0; j--) {
dp[j + a[i]] += dp[j];
}
}
vector<int> v;
for (int i = 0; i <= sm; i++) {
if (cnt[i] == n) v.push_back(i);
}
cout << (int)v.size() << "\n";
for (auto i : v) {
cout << i << ' ';
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
600 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
600 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
460 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
600 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
460 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
4 ms |
856 KB |
Output is correct |
26 |
Correct |
3 ms |
856 KB |
Output is correct |
27 |
Correct |
3 ms |
600 KB |
Output is correct |
28 |
Correct |
3 ms |
600 KB |
Output is correct |
29 |
Correct |
3 ms |
600 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
3 ms |
604 KB |
Output is correct |
32 |
Correct |
2 ms |
344 KB |
Output is correct |
33 |
Correct |
3 ms |
600 KB |
Output is correct |
34 |
Correct |
3 ms |
600 KB |
Output is correct |
35 |
Correct |
2 ms |
600 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
600 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
460 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
4 ms |
856 KB |
Output is correct |
26 |
Correct |
3 ms |
856 KB |
Output is correct |
27 |
Correct |
3 ms |
600 KB |
Output is correct |
28 |
Correct |
3 ms |
600 KB |
Output is correct |
29 |
Correct |
3 ms |
600 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
3 ms |
604 KB |
Output is correct |
32 |
Correct |
2 ms |
344 KB |
Output is correct |
33 |
Correct |
3 ms |
600 KB |
Output is correct |
34 |
Correct |
3 ms |
600 KB |
Output is correct |
35 |
Correct |
2 ms |
600 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
37 |
Correct |
9 ms |
856 KB |
Output is correct |
38 |
Correct |
11 ms |
856 KB |
Output is correct |
39 |
Correct |
33 ms |
1412 KB |
Output is correct |
40 |
Correct |
19 ms |
1104 KB |
Output is correct |
41 |
Correct |
41 ms |
1368 KB |
Output is correct |
42 |
Correct |
17 ms |
1116 KB |
Output is correct |
43 |
Correct |
33 ms |
1744 KB |
Output is correct |
44 |
Correct |
31 ms |
1744 KB |
Output is correct |
45 |
Correct |
32 ms |
1748 KB |
Output is correct |
46 |
Correct |
18 ms |
856 KB |
Output is correct |
47 |
Correct |
19 ms |
1112 KB |
Output is correct |
48 |
Correct |
34 ms |
1756 KB |
Output is correct |
49 |
Correct |
37 ms |
1368 KB |
Output is correct |
50 |
Correct |
19 ms |
1104 KB |
Output is correct |
51 |
Correct |
5 ms |
708 KB |
Output is correct |
52 |
Correct |
42 ms |
1936 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
600 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
460 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
4 ms |
856 KB |
Output is correct |
26 |
Correct |
3 ms |
856 KB |
Output is correct |
27 |
Correct |
3 ms |
600 KB |
Output is correct |
28 |
Correct |
3 ms |
600 KB |
Output is correct |
29 |
Correct |
3 ms |
600 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
3 ms |
604 KB |
Output is correct |
32 |
Correct |
2 ms |
344 KB |
Output is correct |
33 |
Correct |
3 ms |
600 KB |
Output is correct |
34 |
Correct |
3 ms |
600 KB |
Output is correct |
35 |
Correct |
2 ms |
600 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
37 |
Correct |
9 ms |
856 KB |
Output is correct |
38 |
Correct |
11 ms |
856 KB |
Output is correct |
39 |
Correct |
33 ms |
1412 KB |
Output is correct |
40 |
Correct |
19 ms |
1104 KB |
Output is correct |
41 |
Correct |
41 ms |
1368 KB |
Output is correct |
42 |
Correct |
17 ms |
1116 KB |
Output is correct |
43 |
Correct |
33 ms |
1744 KB |
Output is correct |
44 |
Correct |
31 ms |
1744 KB |
Output is correct |
45 |
Correct |
32 ms |
1748 KB |
Output is correct |
46 |
Correct |
18 ms |
856 KB |
Output is correct |
47 |
Correct |
19 ms |
1112 KB |
Output is correct |
48 |
Correct |
34 ms |
1756 KB |
Output is correct |
49 |
Correct |
37 ms |
1368 KB |
Output is correct |
50 |
Correct |
19 ms |
1104 KB |
Output is correct |
51 |
Correct |
5 ms |
708 KB |
Output is correct |
52 |
Correct |
42 ms |
1936 KB |
Output is correct |
53 |
Correct |
31 ms |
1544 KB |
Output is correct |
54 |
Correct |
43 ms |
1776 KB |
Output is correct |
55 |
Correct |
84 ms |
2828 KB |
Output is correct |
56 |
Correct |
38 ms |
1744 KB |
Output is correct |
57 |
Correct |
94 ms |
2928 KB |
Output is correct |
58 |
Correct |
48 ms |
1792 KB |
Output is correct |
59 |
Correct |
63 ms |
2256 KB |
Output is correct |
60 |
Correct |
15 ms |
868 KB |
Output is correct |
61 |
Correct |
67 ms |
2508 KB |
Output is correct |
62 |
Correct |
69 ms |
2512 KB |
Output is correct |
63 |
Correct |
75 ms |
2904 KB |
Output is correct |
64 |
Correct |
71 ms |
2692 KB |
Output is correct |
65 |
Correct |
34 ms |
1112 KB |
Output is correct |
66 |
Correct |
35 ms |
1364 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
600 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
460 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
4 ms |
856 KB |
Output is correct |
26 |
Correct |
3 ms |
856 KB |
Output is correct |
27 |
Correct |
3 ms |
600 KB |
Output is correct |
28 |
Correct |
3 ms |
600 KB |
Output is correct |
29 |
Correct |
3 ms |
600 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
3 ms |
604 KB |
Output is correct |
32 |
Correct |
2 ms |
344 KB |
Output is correct |
33 |
Correct |
3 ms |
600 KB |
Output is correct |
34 |
Correct |
3 ms |
600 KB |
Output is correct |
35 |
Correct |
2 ms |
600 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
37 |
Correct |
9 ms |
856 KB |
Output is correct |
38 |
Correct |
11 ms |
856 KB |
Output is correct |
39 |
Correct |
33 ms |
1412 KB |
Output is correct |
40 |
Correct |
19 ms |
1104 KB |
Output is correct |
41 |
Correct |
41 ms |
1368 KB |
Output is correct |
42 |
Correct |
17 ms |
1116 KB |
Output is correct |
43 |
Correct |
33 ms |
1744 KB |
Output is correct |
44 |
Correct |
31 ms |
1744 KB |
Output is correct |
45 |
Correct |
32 ms |
1748 KB |
Output is correct |
46 |
Correct |
18 ms |
856 KB |
Output is correct |
47 |
Correct |
19 ms |
1112 KB |
Output is correct |
48 |
Correct |
34 ms |
1756 KB |
Output is correct |
49 |
Correct |
37 ms |
1368 KB |
Output is correct |
50 |
Correct |
19 ms |
1104 KB |
Output is correct |
51 |
Correct |
5 ms |
708 KB |
Output is correct |
52 |
Correct |
42 ms |
1936 KB |
Output is correct |
53 |
Correct |
31 ms |
1544 KB |
Output is correct |
54 |
Correct |
43 ms |
1776 KB |
Output is correct |
55 |
Correct |
84 ms |
2828 KB |
Output is correct |
56 |
Correct |
38 ms |
1744 KB |
Output is correct |
57 |
Correct |
94 ms |
2928 KB |
Output is correct |
58 |
Correct |
48 ms |
1792 KB |
Output is correct |
59 |
Correct |
63 ms |
2256 KB |
Output is correct |
60 |
Correct |
15 ms |
868 KB |
Output is correct |
61 |
Correct |
67 ms |
2508 KB |
Output is correct |
62 |
Correct |
69 ms |
2512 KB |
Output is correct |
63 |
Correct |
75 ms |
2904 KB |
Output is correct |
64 |
Correct |
71 ms |
2692 KB |
Output is correct |
65 |
Correct |
34 ms |
1112 KB |
Output is correct |
66 |
Correct |
35 ms |
1364 KB |
Output is correct |
67 |
Correct |
69 ms |
2344 KB |
Output is correct |
68 |
Correct |
44 ms |
1368 KB |
Output is correct |
69 |
Correct |
242 ms |
5172 KB |
Output is correct |
70 |
Correct |
140 ms |
3280 KB |
Output is correct |
71 |
Correct |
133 ms |
3280 KB |
Output is correct |
72 |
Correct |
134 ms |
2196 KB |
Output is correct |
73 |
Correct |
131 ms |
2384 KB |
Output is correct |
74 |
Correct |
247 ms |
5620 KB |
Output is correct |
75 |
Correct |
194 ms |
4308 KB |
Output is correct |
76 |
Correct |
265 ms |
5816 KB |
Output is correct |
77 |
Correct |
258 ms |
5828 KB |
Output is correct |