/// vonat1us
#pragma GCC optimize("O3")
//#pragma comment(linker, "/STACK:36777216")
#include<bits/stdc++.h>
#define x first
#define y second
#define pb push_back
#define sz(x) (int) x.size()
#define all(z) (z).begin(), (z).end()
using namespace std;
using ll = long long;
using pii = pair<int, int>;
const int MOD = 1e9 + 7;
const int INF = 1e9 + 1e2;
//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
void fin() {
#ifdef AM
freopen(".in", "r", stdin);
#endif
}
const bool flag = 0;
const int N = 1e5+10;
const int B = 1e5+3e4;
bitset<B> dp;
int cnt[B];
void ma1n() {
int n;
cin >> n;
vector<int> a(n);
int s = 0;
for (int& x : a) {
cin >> x, s += x;
}
if (s&1) cout << 0, exit(0);
for (int i = -1; i < n; ++i) {
dp.reset();
dp.set(0, 1);
for (int j = 0; j < n; ++j) {
if (i == j) continue;
dp |= dp<<a[j];
}
if (i == -1) {
if (!dp[s/2]) {
cout << 0, exit(0);
}
continue;
}
for (int b = 0; b <= s/2; ++b) {
if (dp[b]) {
int balance = s-a[i]-b-b;
if (balance > 0) {
cnt[balance]++;
}
}
}
}
vector<int> ans;
for (int i = 0; i <= s; ++i) {
if (cnt[i] == n) {
ans.pb(i);
}
}
cout << sz(ans) << "\n";
for (int x : ans) cout << x << " ";
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(nullptr), fin();
int ts = 1;
if (flag) {
cin >> ts;
}
while (ts--) {
ma1n();
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
364 KB |
Output is correct |
12 |
Correct |
5 ms |
364 KB |
Output is correct |
13 |
Correct |
4 ms |
364 KB |
Output is correct |
14 |
Correct |
4 ms |
364 KB |
Output is correct |
15 |
Correct |
4 ms |
364 KB |
Output is correct |
16 |
Correct |
5 ms |
364 KB |
Output is correct |
17 |
Correct |
2 ms |
364 KB |
Output is correct |
18 |
Correct |
3 ms |
364 KB |
Output is correct |
19 |
Correct |
4 ms |
364 KB |
Output is correct |
20 |
Correct |
5 ms |
492 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
364 KB |
Output is correct |
12 |
Correct |
5 ms |
364 KB |
Output is correct |
13 |
Correct |
4 ms |
364 KB |
Output is correct |
14 |
Correct |
4 ms |
364 KB |
Output is correct |
15 |
Correct |
4 ms |
364 KB |
Output is correct |
16 |
Correct |
5 ms |
364 KB |
Output is correct |
17 |
Correct |
2 ms |
364 KB |
Output is correct |
18 |
Correct |
3 ms |
364 KB |
Output is correct |
19 |
Correct |
4 ms |
364 KB |
Output is correct |
20 |
Correct |
5 ms |
492 KB |
Output is correct |
21 |
Correct |
19 ms |
364 KB |
Output is correct |
22 |
Correct |
26 ms |
364 KB |
Output is correct |
23 |
Correct |
12 ms |
364 KB |
Output is correct |
24 |
Correct |
45 ms |
492 KB |
Output is correct |
25 |
Correct |
42 ms |
492 KB |
Output is correct |
26 |
Correct |
48 ms |
492 KB |
Output is correct |
27 |
Correct |
49 ms |
512 KB |
Output is correct |
28 |
Correct |
47 ms |
492 KB |
Output is correct |
29 |
Correct |
46 ms |
364 KB |
Output is correct |
30 |
Correct |
46 ms |
364 KB |
Output is correct |
31 |
Correct |
47 ms |
492 KB |
Output is correct |
32 |
Correct |
46 ms |
492 KB |
Output is correct |
33 |
Correct |
48 ms |
492 KB |
Output is correct |
34 |
Correct |
46 ms |
364 KB |
Output is correct |
35 |
Correct |
46 ms |
364 KB |
Output is correct |
36 |
Correct |
47 ms |
492 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
364 KB |
Output is correct |
12 |
Correct |
5 ms |
364 KB |
Output is correct |
13 |
Correct |
4 ms |
364 KB |
Output is correct |
14 |
Correct |
4 ms |
364 KB |
Output is correct |
15 |
Correct |
4 ms |
364 KB |
Output is correct |
16 |
Correct |
5 ms |
364 KB |
Output is correct |
17 |
Correct |
2 ms |
364 KB |
Output is correct |
18 |
Correct |
3 ms |
364 KB |
Output is correct |
19 |
Correct |
4 ms |
364 KB |
Output is correct |
20 |
Correct |
5 ms |
492 KB |
Output is correct |
21 |
Correct |
19 ms |
364 KB |
Output is correct |
22 |
Correct |
26 ms |
364 KB |
Output is correct |
23 |
Correct |
12 ms |
364 KB |
Output is correct |
24 |
Correct |
45 ms |
492 KB |
Output is correct |
25 |
Correct |
42 ms |
492 KB |
Output is correct |
26 |
Correct |
48 ms |
492 KB |
Output is correct |
27 |
Correct |
49 ms |
512 KB |
Output is correct |
28 |
Correct |
47 ms |
492 KB |
Output is correct |
29 |
Correct |
46 ms |
364 KB |
Output is correct |
30 |
Correct |
46 ms |
364 KB |
Output is correct |
31 |
Correct |
47 ms |
492 KB |
Output is correct |
32 |
Correct |
46 ms |
492 KB |
Output is correct |
33 |
Correct |
48 ms |
492 KB |
Output is correct |
34 |
Correct |
46 ms |
364 KB |
Output is correct |
35 |
Correct |
46 ms |
364 KB |
Output is correct |
36 |
Correct |
47 ms |
492 KB |
Output is correct |
37 |
Correct |
183 ms |
620 KB |
Output is correct |
38 |
Correct |
202 ms |
620 KB |
Output is correct |
39 |
Correct |
228 ms |
748 KB |
Output is correct |
40 |
Correct |
332 ms |
696 KB |
Output is correct |
41 |
Correct |
271 ms |
620 KB |
Output is correct |
42 |
Correct |
284 ms |
748 KB |
Output is correct |
43 |
Correct |
247 ms |
1004 KB |
Output is correct |
44 |
Correct |
258 ms |
1004 KB |
Output is correct |
45 |
Correct |
259 ms |
1132 KB |
Output is correct |
46 |
Correct |
309 ms |
620 KB |
Output is correct |
47 |
Correct |
276 ms |
748 KB |
Output is correct |
48 |
Correct |
256 ms |
1004 KB |
Output is correct |
49 |
Correct |
246 ms |
748 KB |
Output is correct |
50 |
Correct |
269 ms |
748 KB |
Output is correct |
51 |
Correct |
0 ms |
364 KB |
Output is correct |
52 |
Correct |
306 ms |
1132 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
364 KB |
Output is correct |
12 |
Correct |
5 ms |
364 KB |
Output is correct |
13 |
Correct |
4 ms |
364 KB |
Output is correct |
14 |
Correct |
4 ms |
364 KB |
Output is correct |
15 |
Correct |
4 ms |
364 KB |
Output is correct |
16 |
Correct |
5 ms |
364 KB |
Output is correct |
17 |
Correct |
2 ms |
364 KB |
Output is correct |
18 |
Correct |
3 ms |
364 KB |
Output is correct |
19 |
Correct |
4 ms |
364 KB |
Output is correct |
20 |
Correct |
5 ms |
492 KB |
Output is correct |
21 |
Correct |
19 ms |
364 KB |
Output is correct |
22 |
Correct |
26 ms |
364 KB |
Output is correct |
23 |
Correct |
12 ms |
364 KB |
Output is correct |
24 |
Correct |
45 ms |
492 KB |
Output is correct |
25 |
Correct |
42 ms |
492 KB |
Output is correct |
26 |
Correct |
48 ms |
492 KB |
Output is correct |
27 |
Correct |
49 ms |
512 KB |
Output is correct |
28 |
Correct |
47 ms |
492 KB |
Output is correct |
29 |
Correct |
46 ms |
364 KB |
Output is correct |
30 |
Correct |
46 ms |
364 KB |
Output is correct |
31 |
Correct |
47 ms |
492 KB |
Output is correct |
32 |
Correct |
46 ms |
492 KB |
Output is correct |
33 |
Correct |
48 ms |
492 KB |
Output is correct |
34 |
Correct |
46 ms |
364 KB |
Output is correct |
35 |
Correct |
46 ms |
364 KB |
Output is correct |
36 |
Correct |
47 ms |
492 KB |
Output is correct |
37 |
Correct |
183 ms |
620 KB |
Output is correct |
38 |
Correct |
202 ms |
620 KB |
Output is correct |
39 |
Correct |
228 ms |
748 KB |
Output is correct |
40 |
Correct |
332 ms |
696 KB |
Output is correct |
41 |
Correct |
271 ms |
620 KB |
Output is correct |
42 |
Correct |
284 ms |
748 KB |
Output is correct |
43 |
Correct |
247 ms |
1004 KB |
Output is correct |
44 |
Correct |
258 ms |
1004 KB |
Output is correct |
45 |
Correct |
259 ms |
1132 KB |
Output is correct |
46 |
Correct |
309 ms |
620 KB |
Output is correct |
47 |
Correct |
276 ms |
748 KB |
Output is correct |
48 |
Correct |
256 ms |
1004 KB |
Output is correct |
49 |
Correct |
246 ms |
748 KB |
Output is correct |
50 |
Correct |
269 ms |
748 KB |
Output is correct |
51 |
Correct |
0 ms |
364 KB |
Output is correct |
52 |
Correct |
306 ms |
1132 KB |
Output is correct |
53 |
Correct |
395 ms |
876 KB |
Output is correct |
54 |
Correct |
542 ms |
1168 KB |
Output is correct |
55 |
Correct |
530 ms |
1520 KB |
Output is correct |
56 |
Correct |
409 ms |
1132 KB |
Output is correct |
57 |
Correct |
532 ms |
1520 KB |
Output is correct |
58 |
Correct |
545 ms |
1132 KB |
Output is correct |
59 |
Correct |
512 ms |
1136 KB |
Output is correct |
60 |
Correct |
0 ms |
364 KB |
Output is correct |
61 |
Correct |
518 ms |
1264 KB |
Output is correct |
62 |
Correct |
448 ms |
1392 KB |
Output is correct |
63 |
Correct |
454 ms |
1392 KB |
Output is correct |
64 |
Correct |
431 ms |
1392 KB |
Output is correct |
65 |
Correct |
410 ms |
748 KB |
Output is correct |
66 |
Correct |
385 ms |
620 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
364 KB |
Output is correct |
12 |
Correct |
5 ms |
364 KB |
Output is correct |
13 |
Correct |
4 ms |
364 KB |
Output is correct |
14 |
Correct |
4 ms |
364 KB |
Output is correct |
15 |
Correct |
4 ms |
364 KB |
Output is correct |
16 |
Correct |
5 ms |
364 KB |
Output is correct |
17 |
Correct |
2 ms |
364 KB |
Output is correct |
18 |
Correct |
3 ms |
364 KB |
Output is correct |
19 |
Correct |
4 ms |
364 KB |
Output is correct |
20 |
Correct |
5 ms |
492 KB |
Output is correct |
21 |
Correct |
19 ms |
364 KB |
Output is correct |
22 |
Correct |
26 ms |
364 KB |
Output is correct |
23 |
Correct |
12 ms |
364 KB |
Output is correct |
24 |
Correct |
45 ms |
492 KB |
Output is correct |
25 |
Correct |
42 ms |
492 KB |
Output is correct |
26 |
Correct |
48 ms |
492 KB |
Output is correct |
27 |
Correct |
49 ms |
512 KB |
Output is correct |
28 |
Correct |
47 ms |
492 KB |
Output is correct |
29 |
Correct |
46 ms |
364 KB |
Output is correct |
30 |
Correct |
46 ms |
364 KB |
Output is correct |
31 |
Correct |
47 ms |
492 KB |
Output is correct |
32 |
Correct |
46 ms |
492 KB |
Output is correct |
33 |
Correct |
48 ms |
492 KB |
Output is correct |
34 |
Correct |
46 ms |
364 KB |
Output is correct |
35 |
Correct |
46 ms |
364 KB |
Output is correct |
36 |
Correct |
47 ms |
492 KB |
Output is correct |
37 |
Correct |
183 ms |
620 KB |
Output is correct |
38 |
Correct |
202 ms |
620 KB |
Output is correct |
39 |
Correct |
228 ms |
748 KB |
Output is correct |
40 |
Correct |
332 ms |
696 KB |
Output is correct |
41 |
Correct |
271 ms |
620 KB |
Output is correct |
42 |
Correct |
284 ms |
748 KB |
Output is correct |
43 |
Correct |
247 ms |
1004 KB |
Output is correct |
44 |
Correct |
258 ms |
1004 KB |
Output is correct |
45 |
Correct |
259 ms |
1132 KB |
Output is correct |
46 |
Correct |
309 ms |
620 KB |
Output is correct |
47 |
Correct |
276 ms |
748 KB |
Output is correct |
48 |
Correct |
256 ms |
1004 KB |
Output is correct |
49 |
Correct |
246 ms |
748 KB |
Output is correct |
50 |
Correct |
269 ms |
748 KB |
Output is correct |
51 |
Correct |
0 ms |
364 KB |
Output is correct |
52 |
Correct |
306 ms |
1132 KB |
Output is correct |
53 |
Correct |
395 ms |
876 KB |
Output is correct |
54 |
Correct |
542 ms |
1168 KB |
Output is correct |
55 |
Correct |
530 ms |
1520 KB |
Output is correct |
56 |
Correct |
409 ms |
1132 KB |
Output is correct |
57 |
Correct |
532 ms |
1520 KB |
Output is correct |
58 |
Correct |
545 ms |
1132 KB |
Output is correct |
59 |
Correct |
512 ms |
1136 KB |
Output is correct |
60 |
Correct |
0 ms |
364 KB |
Output is correct |
61 |
Correct |
518 ms |
1264 KB |
Output is correct |
62 |
Correct |
448 ms |
1392 KB |
Output is correct |
63 |
Correct |
454 ms |
1392 KB |
Output is correct |
64 |
Correct |
431 ms |
1392 KB |
Output is correct |
65 |
Correct |
410 ms |
748 KB |
Output is correct |
66 |
Correct |
385 ms |
620 KB |
Output is correct |
67 |
Correct |
694 ms |
1392 KB |
Output is correct |
68 |
Correct |
3 ms |
364 KB |
Output is correct |
69 |
Execution timed out |
1081 ms |
2284 KB |
Time limit exceeded |
70 |
Halted |
0 ms |
0 KB |
- |