#pragma GCC optimize("O3")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,tune=native")
//#pragma GCC optimize ("unroll-loops")
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
const int N = 125001;
int main() {
//freopen("input.txt", "r", stdin);
//freopen("output.txt", "w", stdout);
ios::sync_with_stdio(false);
cin.tie(nullptr);
cout.tie(nullptr);
bitset<N> dp;
int n;
cin >> n;
vector<int> a(n);
int total = 0;
dp.set(0);
for (int& i : a) {
cin >> i;
total += i;
dp |= dp << i;
}
if (total % 2 || !dp[total / 2]) {
cout << 0;
return 0;
}
vector<int> cnt(N * 2);
for (int i = 0; i < n; i++) {
dp.reset();
dp.set(0);
for (int j = 0; j < i; j++) {
dp |= dp << a[j];
}
for (int j = i + 1; j < n; j++) {
dp |= dp << a[j];
}
for (int j = 0; j * 2 < total - a[i]; j++) {
cnt[abs(total - a[i] - 2 * j)] += dp[j];
}
}
vector<int> ans;
for (int i = 1; i < N * 2; i++) {
if (cnt[i] == n) {
ans.push_back(i);
}
}
cout << ans.size() << '\n';
for (int& i : ans) {
cout << i << ' ';
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
1400 KB |
Output is correct |
2 |
Correct |
3 ms |
1404 KB |
Output is correct |
3 |
Correct |
2 ms |
424 KB |
Output is correct |
4 |
Correct |
3 ms |
1400 KB |
Output is correct |
5 |
Correct |
4 ms |
1400 KB |
Output is correct |
6 |
Correct |
4 ms |
1400 KB |
Output is correct |
7 |
Correct |
3 ms |
1404 KB |
Output is correct |
8 |
Correct |
4 ms |
1400 KB |
Output is correct |
9 |
Correct |
4 ms |
1316 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
1400 KB |
Output is correct |
2 |
Correct |
3 ms |
1404 KB |
Output is correct |
3 |
Correct |
2 ms |
424 KB |
Output is correct |
4 |
Correct |
3 ms |
1400 KB |
Output is correct |
5 |
Correct |
4 ms |
1400 KB |
Output is correct |
6 |
Correct |
4 ms |
1400 KB |
Output is correct |
7 |
Correct |
3 ms |
1404 KB |
Output is correct |
8 |
Correct |
4 ms |
1400 KB |
Output is correct |
9 |
Correct |
4 ms |
1316 KB |
Output is correct |
10 |
Correct |
7 ms |
1400 KB |
Output is correct |
11 |
Correct |
7 ms |
1336 KB |
Output is correct |
12 |
Correct |
7 ms |
1424 KB |
Output is correct |
13 |
Correct |
7 ms |
1400 KB |
Output is correct |
14 |
Correct |
7 ms |
1400 KB |
Output is correct |
15 |
Correct |
7 ms |
1400 KB |
Output is correct |
16 |
Correct |
8 ms |
1400 KB |
Output is correct |
17 |
Correct |
5 ms |
1400 KB |
Output is correct |
18 |
Correct |
7 ms |
1300 KB |
Output is correct |
19 |
Correct |
6 ms |
1400 KB |
Output is correct |
20 |
Correct |
7 ms |
1400 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
1400 KB |
Output is correct |
2 |
Correct |
3 ms |
1404 KB |
Output is correct |
3 |
Correct |
2 ms |
424 KB |
Output is correct |
4 |
Correct |
3 ms |
1400 KB |
Output is correct |
5 |
Correct |
4 ms |
1400 KB |
Output is correct |
6 |
Correct |
4 ms |
1400 KB |
Output is correct |
7 |
Correct |
3 ms |
1404 KB |
Output is correct |
8 |
Correct |
4 ms |
1400 KB |
Output is correct |
9 |
Correct |
4 ms |
1316 KB |
Output is correct |
10 |
Correct |
7 ms |
1400 KB |
Output is correct |
11 |
Correct |
7 ms |
1336 KB |
Output is correct |
12 |
Correct |
7 ms |
1424 KB |
Output is correct |
13 |
Correct |
7 ms |
1400 KB |
Output is correct |
14 |
Correct |
7 ms |
1400 KB |
Output is correct |
15 |
Correct |
7 ms |
1400 KB |
Output is correct |
16 |
Correct |
8 ms |
1400 KB |
Output is correct |
17 |
Correct |
5 ms |
1400 KB |
Output is correct |
18 |
Correct |
7 ms |
1300 KB |
Output is correct |
19 |
Correct |
6 ms |
1400 KB |
Output is correct |
20 |
Correct |
7 ms |
1400 KB |
Output is correct |
21 |
Correct |
22 ms |
1400 KB |
Output is correct |
22 |
Correct |
29 ms |
1400 KB |
Output is correct |
23 |
Correct |
15 ms |
1400 KB |
Output is correct |
24 |
Correct |
45 ms |
1424 KB |
Output is correct |
25 |
Correct |
46 ms |
1400 KB |
Output is correct |
26 |
Correct |
51 ms |
1404 KB |
Output is correct |
27 |
Correct |
50 ms |
1416 KB |
Output is correct |
28 |
Correct |
51 ms |
1400 KB |
Output is correct |
29 |
Correct |
50 ms |
1400 KB |
Output is correct |
30 |
Correct |
49 ms |
1400 KB |
Output is correct |
31 |
Correct |
50 ms |
1400 KB |
Output is correct |
32 |
Correct |
50 ms |
1400 KB |
Output is correct |
33 |
Correct |
52 ms |
1304 KB |
Output is correct |
34 |
Correct |
51 ms |
1404 KB |
Output is correct |
35 |
Correct |
52 ms |
1528 KB |
Output is correct |
36 |
Correct |
49 ms |
1452 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
1400 KB |
Output is correct |
2 |
Correct |
3 ms |
1404 KB |
Output is correct |
3 |
Correct |
2 ms |
424 KB |
Output is correct |
4 |
Correct |
3 ms |
1400 KB |
Output is correct |
5 |
Correct |
4 ms |
1400 KB |
Output is correct |
6 |
Correct |
4 ms |
1400 KB |
Output is correct |
7 |
Correct |
3 ms |
1404 KB |
Output is correct |
8 |
Correct |
4 ms |
1400 KB |
Output is correct |
9 |
Correct |
4 ms |
1316 KB |
Output is correct |
10 |
Correct |
7 ms |
1400 KB |
Output is correct |
11 |
Correct |
7 ms |
1336 KB |
Output is correct |
12 |
Correct |
7 ms |
1424 KB |
Output is correct |
13 |
Correct |
7 ms |
1400 KB |
Output is correct |
14 |
Correct |
7 ms |
1400 KB |
Output is correct |
15 |
Correct |
7 ms |
1400 KB |
Output is correct |
16 |
Correct |
8 ms |
1400 KB |
Output is correct |
17 |
Correct |
5 ms |
1400 KB |
Output is correct |
18 |
Correct |
7 ms |
1300 KB |
Output is correct |
19 |
Correct |
6 ms |
1400 KB |
Output is correct |
20 |
Correct |
7 ms |
1400 KB |
Output is correct |
21 |
Correct |
22 ms |
1400 KB |
Output is correct |
22 |
Correct |
29 ms |
1400 KB |
Output is correct |
23 |
Correct |
15 ms |
1400 KB |
Output is correct |
24 |
Correct |
45 ms |
1424 KB |
Output is correct |
25 |
Correct |
46 ms |
1400 KB |
Output is correct |
26 |
Correct |
51 ms |
1404 KB |
Output is correct |
27 |
Correct |
50 ms |
1416 KB |
Output is correct |
28 |
Correct |
51 ms |
1400 KB |
Output is correct |
29 |
Correct |
50 ms |
1400 KB |
Output is correct |
30 |
Correct |
49 ms |
1400 KB |
Output is correct |
31 |
Correct |
50 ms |
1400 KB |
Output is correct |
32 |
Correct |
50 ms |
1400 KB |
Output is correct |
33 |
Correct |
52 ms |
1304 KB |
Output is correct |
34 |
Correct |
51 ms |
1404 KB |
Output is correct |
35 |
Correct |
52 ms |
1528 KB |
Output is correct |
36 |
Correct |
49 ms |
1452 KB |
Output is correct |
37 |
Correct |
193 ms |
1540 KB |
Output is correct |
38 |
Correct |
194 ms |
1528 KB |
Output is correct |
39 |
Correct |
310 ms |
1400 KB |
Output is correct |
40 |
Correct |
353 ms |
1544 KB |
Output is correct |
41 |
Correct |
374 ms |
1400 KB |
Output is correct |
42 |
Correct |
300 ms |
1656 KB |
Output is correct |
43 |
Correct |
305 ms |
1784 KB |
Output is correct |
44 |
Correct |
313 ms |
1788 KB |
Output is correct |
45 |
Correct |
320 ms |
1912 KB |
Output is correct |
46 |
Correct |
357 ms |
1316 KB |
Output is correct |
47 |
Correct |
304 ms |
1544 KB |
Output is correct |
48 |
Correct |
326 ms |
1672 KB |
Output is correct |
49 |
Correct |
324 ms |
1412 KB |
Output is correct |
50 |
Correct |
307 ms |
1544 KB |
Output is correct |
51 |
Correct |
3 ms |
376 KB |
Output is correct |
52 |
Correct |
374 ms |
1828 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
1400 KB |
Output is correct |
2 |
Correct |
3 ms |
1404 KB |
Output is correct |
3 |
Correct |
2 ms |
424 KB |
Output is correct |
4 |
Correct |
3 ms |
1400 KB |
Output is correct |
5 |
Correct |
4 ms |
1400 KB |
Output is correct |
6 |
Correct |
4 ms |
1400 KB |
Output is correct |
7 |
Correct |
3 ms |
1404 KB |
Output is correct |
8 |
Correct |
4 ms |
1400 KB |
Output is correct |
9 |
Correct |
4 ms |
1316 KB |
Output is correct |
10 |
Correct |
7 ms |
1400 KB |
Output is correct |
11 |
Correct |
7 ms |
1336 KB |
Output is correct |
12 |
Correct |
7 ms |
1424 KB |
Output is correct |
13 |
Correct |
7 ms |
1400 KB |
Output is correct |
14 |
Correct |
7 ms |
1400 KB |
Output is correct |
15 |
Correct |
7 ms |
1400 KB |
Output is correct |
16 |
Correct |
8 ms |
1400 KB |
Output is correct |
17 |
Correct |
5 ms |
1400 KB |
Output is correct |
18 |
Correct |
7 ms |
1300 KB |
Output is correct |
19 |
Correct |
6 ms |
1400 KB |
Output is correct |
20 |
Correct |
7 ms |
1400 KB |
Output is correct |
21 |
Correct |
22 ms |
1400 KB |
Output is correct |
22 |
Correct |
29 ms |
1400 KB |
Output is correct |
23 |
Correct |
15 ms |
1400 KB |
Output is correct |
24 |
Correct |
45 ms |
1424 KB |
Output is correct |
25 |
Correct |
46 ms |
1400 KB |
Output is correct |
26 |
Correct |
51 ms |
1404 KB |
Output is correct |
27 |
Correct |
50 ms |
1416 KB |
Output is correct |
28 |
Correct |
51 ms |
1400 KB |
Output is correct |
29 |
Correct |
50 ms |
1400 KB |
Output is correct |
30 |
Correct |
49 ms |
1400 KB |
Output is correct |
31 |
Correct |
50 ms |
1400 KB |
Output is correct |
32 |
Correct |
50 ms |
1400 KB |
Output is correct |
33 |
Correct |
52 ms |
1304 KB |
Output is correct |
34 |
Correct |
51 ms |
1404 KB |
Output is correct |
35 |
Correct |
52 ms |
1528 KB |
Output is correct |
36 |
Correct |
49 ms |
1452 KB |
Output is correct |
37 |
Correct |
193 ms |
1540 KB |
Output is correct |
38 |
Correct |
194 ms |
1528 KB |
Output is correct |
39 |
Correct |
310 ms |
1400 KB |
Output is correct |
40 |
Correct |
353 ms |
1544 KB |
Output is correct |
41 |
Correct |
374 ms |
1400 KB |
Output is correct |
42 |
Correct |
300 ms |
1656 KB |
Output is correct |
43 |
Correct |
305 ms |
1784 KB |
Output is correct |
44 |
Correct |
313 ms |
1788 KB |
Output is correct |
45 |
Correct |
320 ms |
1912 KB |
Output is correct |
46 |
Correct |
357 ms |
1316 KB |
Output is correct |
47 |
Correct |
304 ms |
1544 KB |
Output is correct |
48 |
Correct |
326 ms |
1672 KB |
Output is correct |
49 |
Correct |
324 ms |
1412 KB |
Output is correct |
50 |
Correct |
307 ms |
1544 KB |
Output is correct |
51 |
Correct |
3 ms |
376 KB |
Output is correct |
52 |
Correct |
374 ms |
1828 KB |
Output is correct |
53 |
Correct |
445 ms |
1680 KB |
Output is correct |
54 |
Correct |
594 ms |
1912 KB |
Output is correct |
55 |
Correct |
643 ms |
1912 KB |
Output is correct |
56 |
Correct |
467 ms |
1800 KB |
Output is correct |
57 |
Correct |
647 ms |
2052 KB |
Output is correct |
58 |
Correct |
609 ms |
1800 KB |
Output is correct |
59 |
Correct |
612 ms |
1792 KB |
Output is correct |
60 |
Correct |
4 ms |
376 KB |
Output is correct |
61 |
Correct |
653 ms |
1928 KB |
Output is correct |
62 |
Correct |
542 ms |
1912 KB |
Output is correct |
63 |
Correct |
545 ms |
1944 KB |
Output is correct |
64 |
Correct |
539 ms |
2040 KB |
Output is correct |
65 |
Correct |
489 ms |
1400 KB |
Output is correct |
66 |
Correct |
475 ms |
1528 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
1400 KB |
Output is correct |
2 |
Correct |
3 ms |
1404 KB |
Output is correct |
3 |
Correct |
2 ms |
424 KB |
Output is correct |
4 |
Correct |
3 ms |
1400 KB |
Output is correct |
5 |
Correct |
4 ms |
1400 KB |
Output is correct |
6 |
Correct |
4 ms |
1400 KB |
Output is correct |
7 |
Correct |
3 ms |
1404 KB |
Output is correct |
8 |
Correct |
4 ms |
1400 KB |
Output is correct |
9 |
Correct |
4 ms |
1316 KB |
Output is correct |
10 |
Correct |
7 ms |
1400 KB |
Output is correct |
11 |
Correct |
7 ms |
1336 KB |
Output is correct |
12 |
Correct |
7 ms |
1424 KB |
Output is correct |
13 |
Correct |
7 ms |
1400 KB |
Output is correct |
14 |
Correct |
7 ms |
1400 KB |
Output is correct |
15 |
Correct |
7 ms |
1400 KB |
Output is correct |
16 |
Correct |
8 ms |
1400 KB |
Output is correct |
17 |
Correct |
5 ms |
1400 KB |
Output is correct |
18 |
Correct |
7 ms |
1300 KB |
Output is correct |
19 |
Correct |
6 ms |
1400 KB |
Output is correct |
20 |
Correct |
7 ms |
1400 KB |
Output is correct |
21 |
Correct |
22 ms |
1400 KB |
Output is correct |
22 |
Correct |
29 ms |
1400 KB |
Output is correct |
23 |
Correct |
15 ms |
1400 KB |
Output is correct |
24 |
Correct |
45 ms |
1424 KB |
Output is correct |
25 |
Correct |
46 ms |
1400 KB |
Output is correct |
26 |
Correct |
51 ms |
1404 KB |
Output is correct |
27 |
Correct |
50 ms |
1416 KB |
Output is correct |
28 |
Correct |
51 ms |
1400 KB |
Output is correct |
29 |
Correct |
50 ms |
1400 KB |
Output is correct |
30 |
Correct |
49 ms |
1400 KB |
Output is correct |
31 |
Correct |
50 ms |
1400 KB |
Output is correct |
32 |
Correct |
50 ms |
1400 KB |
Output is correct |
33 |
Correct |
52 ms |
1304 KB |
Output is correct |
34 |
Correct |
51 ms |
1404 KB |
Output is correct |
35 |
Correct |
52 ms |
1528 KB |
Output is correct |
36 |
Correct |
49 ms |
1452 KB |
Output is correct |
37 |
Correct |
193 ms |
1540 KB |
Output is correct |
38 |
Correct |
194 ms |
1528 KB |
Output is correct |
39 |
Correct |
310 ms |
1400 KB |
Output is correct |
40 |
Correct |
353 ms |
1544 KB |
Output is correct |
41 |
Correct |
374 ms |
1400 KB |
Output is correct |
42 |
Correct |
300 ms |
1656 KB |
Output is correct |
43 |
Correct |
305 ms |
1784 KB |
Output is correct |
44 |
Correct |
313 ms |
1788 KB |
Output is correct |
45 |
Correct |
320 ms |
1912 KB |
Output is correct |
46 |
Correct |
357 ms |
1316 KB |
Output is correct |
47 |
Correct |
304 ms |
1544 KB |
Output is correct |
48 |
Correct |
326 ms |
1672 KB |
Output is correct |
49 |
Correct |
324 ms |
1412 KB |
Output is correct |
50 |
Correct |
307 ms |
1544 KB |
Output is correct |
51 |
Correct |
3 ms |
376 KB |
Output is correct |
52 |
Correct |
374 ms |
1828 KB |
Output is correct |
53 |
Correct |
445 ms |
1680 KB |
Output is correct |
54 |
Correct |
594 ms |
1912 KB |
Output is correct |
55 |
Correct |
643 ms |
1912 KB |
Output is correct |
56 |
Correct |
467 ms |
1800 KB |
Output is correct |
57 |
Correct |
647 ms |
2052 KB |
Output is correct |
58 |
Correct |
609 ms |
1800 KB |
Output is correct |
59 |
Correct |
612 ms |
1792 KB |
Output is correct |
60 |
Correct |
4 ms |
376 KB |
Output is correct |
61 |
Correct |
653 ms |
1928 KB |
Output is correct |
62 |
Correct |
542 ms |
1912 KB |
Output is correct |
63 |
Correct |
545 ms |
1944 KB |
Output is correct |
64 |
Correct |
539 ms |
2040 KB |
Output is correct |
65 |
Correct |
489 ms |
1400 KB |
Output is correct |
66 |
Correct |
475 ms |
1528 KB |
Output is correct |
67 |
Correct |
797 ms |
1924 KB |
Output is correct |
68 |
Correct |
4 ms |
504 KB |
Output is correct |
69 |
Execution timed out |
1086 ms |
1372 KB |
Time limit exceeded |
70 |
Halted |
0 ms |
0 KB |
- |