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Submission #37436

# Submission time Handle Problem Language Result Execution time Memory
37436 2017-12-25T13:09:30 Z HardNut Bootfall (IZhO17_bootfall) C++14
28 / 100
 619 ms 3028 KB 
#include<bits/stdc++.h>

using namespace std;

const int N = 1e5 + 5;

typedef long long ll;

int n, a[505], sum;
vector<int> vec;
bitset<250005> b;
int ans[250005];

int main() {
    cin >> n;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        sum += a[i];
    }
    if (sum % 2 == 1) {
        cout << 0;
        return 0;
    }
    for (int i = 1; i <= sum; i++) {
        ans[i] = 1;
    }
    for (int i = 0; i <= n; i++) {
        vec.push_back(i);
    }
    random_shuffle(vec.begin() + 1, vec.end());
    int sz = vec.size();
    vec.resize(150);
    for (int i = 0; i < min((int)vec.size(), sz); i++) {
        b.reset();
        b[0] = 1;
        for (int j = 1; j <= n; j++) {
            if (i != j)
                b |= (b << a[j]);
        }
        if (i == 0) {
            if (!b[sum / 2]) {
                cout << 0;
                return 0;
            }
            continue;
        }
        for (int j = 1; j <= sum; j++) {
            if ((sum + j - a[i]) % 2) {
                ans[j] = 0;
                continue;
            }
            if (!b[(sum + j - a[i]) / 2]) {
                ans[j] = 0;
            }
        }
    }
    int cnt = 0;
    for (int i = 1; i <= sum; i++) {
        cnt += ans[i];
    }
    cout << cnt << "\n";
    for (int i = 1; i <= sum; i++)
        if (ans[i])
            cout << i << " ";
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3028 KB Output is correct
2 Correct 0 ms 3028 KB Output is correct
3 Correct 0 ms 3028 KB Output is correct
4 Correct 0 ms 3028 KB Output is correct
5 Correct 3 ms 3028 KB Output is correct
6 Correct 0 ms 3028 KB Output is correct
7 Correct 0 ms 3028 KB Output is correct
8 Correct 0 ms 3028 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3028 KB Output is correct
2 Correct 0 ms 3028 KB Output is correct
3 Correct 0 ms 3028 KB Output is correct
4 Correct 0 ms 3028 KB Output is correct
5 Correct 3 ms 3028 KB Output is correct
6 Correct 0 ms 3028 KB Output is correct
7 Correct 0 ms 3028 KB Output is correct
8 Correct 0 ms 3028 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct
10 Correct 13 ms 3028 KB Output is correct
11 Correct 13 ms 3028 KB Output is correct
12 Correct 13 ms 3028 KB Output is correct
13 Correct 13 ms 3028 KB Output is correct
14 Correct 9 ms 3028 KB Output is correct
15 Correct 13 ms 3028 KB Output is correct
16 Correct 13 ms 3028 KB Output is correct
17 Correct 3 ms 3028 KB Output is correct
18 Correct 6 ms 3028 KB Output is correct
19 Correct 9 ms 3028 KB Output is correct
20 Correct 9 ms 3028 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3028 KB Output is correct
2 Correct 0 ms 3028 KB Output is correct
3 Correct 0 ms 3028 KB Output is correct
4 Correct 0 ms 3028 KB Output is correct
5 Correct 3 ms 3028 KB Output is correct
6 Correct 0 ms 3028 KB Output is correct
7 Correct 0 ms 3028 KB Output is correct
8 Correct 0 ms 3028 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct
10 Correct 13 ms 3028 KB Output is correct
11 Correct 13 ms 3028 KB Output is correct
12 Correct 13 ms 3028 KB Output is correct
13 Correct 13 ms 3028 KB Output is correct
14 Correct 9 ms 3028 KB Output is correct
15 Correct 13 ms 3028 KB Output is correct
16 Correct 13 ms 3028 KB Output is correct
17 Correct 3 ms 3028 KB Output is correct
18 Correct 6 ms 3028 KB Output is correct
19 Correct 9 ms 3028 KB Output is correct
20 Correct 9 ms 3028 KB Output is correct
21 Correct 59 ms 3028 KB Output is correct
22 Correct 103 ms 3028 KB Output is correct
23 Correct 33 ms 3028 KB Output is correct
24 Correct 136 ms 3028 KB Output is correct
25 Correct 143 ms 3028 KB Output is correct
26 Correct 146 ms 3028 KB Output is correct
27 Correct 146 ms 3028 KB Output is correct
28 Correct 139 ms 3028 KB Output is correct
29 Correct 146 ms 3028 KB Output is correct
30 Correct 146 ms 3028 KB Output is correct
31 Correct 153 ms 3028 KB Output is correct
32 Correct 146 ms 3028 KB Output is correct
33 Correct 166 ms 3028 KB Output is correct
34 Correct 143 ms 3028 KB Output is correct
35 Correct 193 ms 3028 KB Output is correct
36 Correct 146 ms 3028 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3028 KB Output is correct
2 Correct 0 ms 3028 KB Output is correct
3 Correct 0 ms 3028 KB Output is correct
4 Correct 0 ms 3028 KB Output is correct
5 Correct 3 ms 3028 KB Output is correct
6 Correct 0 ms 3028 KB Output is correct
7 Correct 0 ms 3028 KB Output is correct
8 Correct 0 ms 3028 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct
10 Correct 13 ms 3028 KB Output is correct
11 Correct 13 ms 3028 KB Output is correct
12 Correct 13 ms 3028 KB Output is correct
13 Correct 13 ms 3028 KB Output is correct
14 Correct 9 ms 3028 KB Output is correct
15 Correct 13 ms 3028 KB Output is correct
16 Correct 13 ms 3028 KB Output is correct
17 Correct 3 ms 3028 KB Output is correct
18 Correct 6 ms 3028 KB Output is correct
19 Correct 9 ms 3028 KB Output is correct
20 Correct 9 ms 3028 KB Output is correct
21 Correct 59 ms 3028 KB Output is correct
22 Correct 103 ms 3028 KB Output is correct
23 Correct 33 ms 3028 KB Output is correct
24 Correct 136 ms 3028 KB Output is correct
25 Correct 143 ms 3028 KB Output is correct
26 Correct 146 ms 3028 KB Output is correct
27 Correct 146 ms 3028 KB Output is correct
28 Correct 139 ms 3028 KB Output is correct
29 Correct 146 ms 3028 KB Output is correct
30 Correct 146 ms 3028 KB Output is correct
31 Correct 153 ms 3028 KB Output is correct
32 Correct 146 ms 3028 KB Output is correct
33 Correct 166 ms 3028 KB Output is correct
34 Correct 143 ms 3028 KB Output is correct
35 Correct 193 ms 3028 KB Output is correct
36 Correct 146 ms 3028 KB Output is correct
37 Correct 453 ms 3028 KB Output is correct
38 Correct 449 ms 3028 KB Output is correct
39 Correct 619 ms 3028 KB Output is correct
40 Incorrect 596 ms 3028 KB Output isn't correct
41 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3028 KB Output is correct
2 Correct 0 ms 3028 KB Output is correct
3 Correct 0 ms 3028 KB Output is correct
4 Correct 0 ms 3028 KB Output is correct
5 Correct 3 ms 3028 KB Output is correct
6 Correct 0 ms 3028 KB Output is correct
7 Correct 0 ms 3028 KB Output is correct
8 Correct 0 ms 3028 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct
10 Correct 13 ms 3028 KB Output is correct
11 Correct 13 ms 3028 KB Output is correct
12 Correct 13 ms 3028 KB Output is correct
13 Correct 13 ms 3028 KB Output is correct
14 Correct 9 ms 3028 KB Output is correct
15 Correct 13 ms 3028 KB Output is correct
16 Correct 13 ms 3028 KB Output is correct
17 Correct 3 ms 3028 KB Output is correct
18 Correct 6 ms 3028 KB Output is correct
19 Correct 9 ms 3028 KB Output is correct
20 Correct 9 ms 3028 KB Output is correct
21 Correct 59 ms 3028 KB Output is correct
22 Correct 103 ms 3028 KB Output is correct
23 Correct 33 ms 3028 KB Output is correct
24 Correct 136 ms 3028 KB Output is correct
25 Correct 143 ms 3028 KB Output is correct
26 Correct 146 ms 3028 KB Output is correct
27 Correct 146 ms 3028 KB Output is correct
28 Correct 139 ms 3028 KB Output is correct
29 Correct 146 ms 3028 KB Output is correct
30 Correct 146 ms 3028 KB Output is correct
31 Correct 153 ms 3028 KB Output is correct
32 Correct 146 ms 3028 KB Output is correct
33 Correct 166 ms 3028 KB Output is correct
34 Correct 143 ms 3028 KB Output is correct
35 Correct 193 ms 3028 KB Output is correct
36 Correct 146 ms 3028 KB Output is correct
37 Correct 453 ms 3028 KB Output is correct
38 Correct 449 ms 3028 KB Output is correct
39 Correct 619 ms 3028 KB Output is correct
40 Incorrect 596 ms 3028 KB Output isn't correct
41 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 3028 KB Output is correct
2 Correct 0 ms 3028 KB Output is correct
3 Correct 0 ms 3028 KB Output is correct
4 Correct 0 ms 3028 KB Output is correct
5 Correct 3 ms 3028 KB Output is correct
6 Correct 0 ms 3028 KB Output is correct
7 Correct 0 ms 3028 KB Output is correct
8 Correct 0 ms 3028 KB Output is correct
9 Correct 3 ms 3028 KB Output is correct
10 Correct 13 ms 3028 KB Output is correct
11 Correct 13 ms 3028 KB Output is correct
12 Correct 13 ms 3028 KB Output is correct
13 Correct 13 ms 3028 KB Output is correct
14 Correct 9 ms 3028 KB Output is correct
15 Correct 13 ms 3028 KB Output is correct
16 Correct 13 ms 3028 KB Output is correct
17 Correct 3 ms 3028 KB Output is correct
18 Correct 6 ms 3028 KB Output is correct
19 Correct 9 ms 3028 KB Output is correct
20 Correct 9 ms 3028 KB Output is correct
21 Correct 59 ms 3028 KB Output is correct
22 Correct 103 ms 3028 KB Output is correct
23 Correct 33 ms 3028 KB Output is correct
24 Correct 136 ms 3028 KB Output is correct
25 Correct 143 ms 3028 KB Output is correct
26 Correct 146 ms 3028 KB Output is correct
27 Correct 146 ms 3028 KB Output is correct
28 Correct 139 ms 3028 KB Output is correct
29 Correct 146 ms 3028 KB Output is correct
30 Correct 146 ms 3028 KB Output is correct
31 Correct 153 ms 3028 KB Output is correct
32 Correct 146 ms 3028 KB Output is correct
33 Correct 166 ms 3028 KB Output is correct
34 Correct 143 ms 3028 KB Output is correct
35 Correct 193 ms 3028 KB Output is correct
36 Correct 146 ms 3028 KB Output is correct
37 Correct 453 ms 3028 KB Output is correct
38 Correct 449 ms 3028 KB Output is correct
39 Correct 619 ms 3028 KB Output is correct
40 Incorrect 596 ms 3028 KB Output isn't correct
41 Halted 0 ms 0 KB -