//Bismillahir-Rahmanir-Rahim
# include <bits/stdc++.h>
# define pb push_back
# define ff first
# define ss second
# define nl "\n"
# define sz(x) ((int)(x).size())
# define all(x) (x).begin(), (x).end()
# define deb(x) cerr << #x << " = " << x << endl;
# define pll pair <ll, ll>
# define pii pair <int, int>
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
const ll maxn = 5e2 + 3;
const ll inf = 2e18 + 0;
const ll mod = 1e9 + 7;
const ll dx[] = {-1, 1, 0, 0};
const ll dy[] = {0, 0, -1, 1};
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int n, a[maxn], sum;
ll dp[maxn * maxn];
bitset <maxn * maxn> ok;
void add (int x) {
for (int i = sum; i >= 0; --i) {
dp[i + x] += dp[i];
}
sum += x;
}
void del (int x) {
sum -= x;
for (int i = 0; i <= sum; ++i) {
dp[i + x] -= dp[i];
}
}
void ma1n (/* SABR */) {
cin >> n;
dp[0] = 1;
add(0);
for (int i = 1; i <= n; ++i) {
cin >> a[i];
add(a[i]);
}
if (sum & 1 || !dp[sum / 2]) {
cout << 0 << nl;
}
else {
for (int x = 1; x <= 25000; ++x) {
ok[x] = 1;
}
for (int i = 1; i <= n; ++i) {
del(a[i]);
for (int x = 1; x <= 25000; ++x){
if ((sum + x) & 1 || !dp[(sum + x) / 2]) {
ok[x] = 0;
}
}
add(a[i]);
}
cout << ok.count() << nl;
for (ll x = ok._Find_first(); x <= 25000; x = ok._Find_next(x)) {
cout << x << ' ';
}
cout << nl;
}
}
int main() {
ios::sync_with_stdio(false);
cin.tie(0); cout.tie(0);
// freopen("file.in", "r", stdin);
// freopen("file.out", "w", stdout);
int ttt = 1;
// cin >> ttt;
for (int test = 1; test <= ttt; ++test) {
// cout << "Case " << test << ":" << '\n';
ma1n();
}
return 0;
}
// 998batrr | BbIWEJI 3A TObOU!!!
// tourist | BbIWEJI 3A TObOU!!!
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
2 ms |
340 KB |
Output is correct |
13 |
Correct |
2 ms |
340 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
336 KB |
Output is correct |
16 |
Correct |
2 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
2 ms |
340 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
2 ms |
340 KB |
Output is correct |
13 |
Correct |
2 ms |
340 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
336 KB |
Output is correct |
16 |
Correct |
2 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
2 ms |
340 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
4 ms |
340 KB |
Output is correct |
22 |
Correct |
4 ms |
336 KB |
Output is correct |
23 |
Correct |
3 ms |
340 KB |
Output is correct |
24 |
Correct |
5 ms |
340 KB |
Output is correct |
25 |
Correct |
6 ms |
308 KB |
Output is correct |
26 |
Correct |
6 ms |
336 KB |
Output is correct |
27 |
Correct |
6 ms |
336 KB |
Output is correct |
28 |
Correct |
6 ms |
332 KB |
Output is correct |
29 |
Correct |
6 ms |
340 KB |
Output is correct |
30 |
Correct |
5 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
396 KB |
Output is correct |
32 |
Correct |
5 ms |
340 KB |
Output is correct |
33 |
Correct |
6 ms |
340 KB |
Output is correct |
34 |
Correct |
6 ms |
340 KB |
Output is correct |
35 |
Correct |
6 ms |
340 KB |
Output is correct |
36 |
Correct |
5 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
2 ms |
340 KB |
Output is correct |
13 |
Correct |
2 ms |
340 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
336 KB |
Output is correct |
16 |
Correct |
2 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
2 ms |
340 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
4 ms |
340 KB |
Output is correct |
22 |
Correct |
4 ms |
336 KB |
Output is correct |
23 |
Correct |
3 ms |
340 KB |
Output is correct |
24 |
Correct |
5 ms |
340 KB |
Output is correct |
25 |
Correct |
6 ms |
308 KB |
Output is correct |
26 |
Correct |
6 ms |
336 KB |
Output is correct |
27 |
Correct |
6 ms |
336 KB |
Output is correct |
28 |
Correct |
6 ms |
332 KB |
Output is correct |
29 |
Correct |
6 ms |
340 KB |
Output is correct |
30 |
Correct |
5 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
396 KB |
Output is correct |
32 |
Correct |
5 ms |
340 KB |
Output is correct |
33 |
Correct |
6 ms |
340 KB |
Output is correct |
34 |
Correct |
6 ms |
340 KB |
Output is correct |
35 |
Correct |
6 ms |
340 KB |
Output is correct |
36 |
Correct |
5 ms |
340 KB |
Output is correct |
37 |
Correct |
11 ms |
524 KB |
Output is correct |
38 |
Correct |
11 ms |
468 KB |
Output is correct |
39 |
Incorrect |
29 ms |
816 KB |
Output isn't correct |
40 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
2 ms |
340 KB |
Output is correct |
13 |
Correct |
2 ms |
340 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
336 KB |
Output is correct |
16 |
Correct |
2 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
2 ms |
340 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
4 ms |
340 KB |
Output is correct |
22 |
Correct |
4 ms |
336 KB |
Output is correct |
23 |
Correct |
3 ms |
340 KB |
Output is correct |
24 |
Correct |
5 ms |
340 KB |
Output is correct |
25 |
Correct |
6 ms |
308 KB |
Output is correct |
26 |
Correct |
6 ms |
336 KB |
Output is correct |
27 |
Correct |
6 ms |
336 KB |
Output is correct |
28 |
Correct |
6 ms |
332 KB |
Output is correct |
29 |
Correct |
6 ms |
340 KB |
Output is correct |
30 |
Correct |
5 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
396 KB |
Output is correct |
32 |
Correct |
5 ms |
340 KB |
Output is correct |
33 |
Correct |
6 ms |
340 KB |
Output is correct |
34 |
Correct |
6 ms |
340 KB |
Output is correct |
35 |
Correct |
6 ms |
340 KB |
Output is correct |
36 |
Correct |
5 ms |
340 KB |
Output is correct |
37 |
Correct |
11 ms |
524 KB |
Output is correct |
38 |
Correct |
11 ms |
468 KB |
Output is correct |
39 |
Incorrect |
29 ms |
816 KB |
Output isn't correct |
40 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
2 ms |
340 KB |
Output is correct |
13 |
Correct |
2 ms |
340 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
336 KB |
Output is correct |
16 |
Correct |
2 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
2 ms |
340 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
2 ms |
340 KB |
Output is correct |
21 |
Correct |
4 ms |
340 KB |
Output is correct |
22 |
Correct |
4 ms |
336 KB |
Output is correct |
23 |
Correct |
3 ms |
340 KB |
Output is correct |
24 |
Correct |
5 ms |
340 KB |
Output is correct |
25 |
Correct |
6 ms |
308 KB |
Output is correct |
26 |
Correct |
6 ms |
336 KB |
Output is correct |
27 |
Correct |
6 ms |
336 KB |
Output is correct |
28 |
Correct |
6 ms |
332 KB |
Output is correct |
29 |
Correct |
6 ms |
340 KB |
Output is correct |
30 |
Correct |
5 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
396 KB |
Output is correct |
32 |
Correct |
5 ms |
340 KB |
Output is correct |
33 |
Correct |
6 ms |
340 KB |
Output is correct |
34 |
Correct |
6 ms |
340 KB |
Output is correct |
35 |
Correct |
6 ms |
340 KB |
Output is correct |
36 |
Correct |
5 ms |
340 KB |
Output is correct |
37 |
Correct |
11 ms |
524 KB |
Output is correct |
38 |
Correct |
11 ms |
468 KB |
Output is correct |
39 |
Incorrect |
29 ms |
816 KB |
Output isn't correct |
40 |
Halted |
0 ms |
0 KB |
- |