oj.uz

Submission #566257

# Submission time Handle Problem Language Result Execution time Memory
566257 2022-05-22T08:00:36 Z RealSnake Bootfall (IZhO17_bootfall) C++14
28 / 100
 1000 ms 31332 KB 
#include "bits/stdc++.h"
using namespace std;

#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;

#define ll long long
#define mod 1000000007

ofstream fout(".out");
ifstream fin(".in");

int b[250001], gg[501][250001];

signed main() {

    ios::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);

    int n;
    cin >> n;
    int arr[n];
    int sum = 0;
    for(int i = 0; i < n; i++) {
        cin >> arr[i];
        sum += arr[i];
    }
    for(int k = 0; k < n; k++) {
        for(int i = 0; i < sum; i++)
            b[i] = 0;
        swap(arr[k], arr[n - 1]);
        b[0] = 1;
        for(int i = 0; i < n; i++) {
            for(int j = sum; j >= arr[i]; j--) {
                b[j] += b[j - arr[i]];
                if(i == n - 1)
                    gg[k][j] = b[j - arr[i]];
            }
        }
        swap(arr[k], arr[n - 1]);
    }
    if(sum % 2 || !b[sum / 2]) {
        cout << 0;
        return 0;
    }
    vector<int> ans;
    for(int i = 1; i <= sum; i++) {
        bool bb = 1;
        for(int j = 0; j < n; j++) {
            int x = sum - arr[j] + i;
            if(i % 2 != arr[j] % 2 || x < 0 || !(b[x / 2] - gg[j][x / 2])) {
                bb = 0;
                break;
            }
        }
        if(bb)
            ans.push_back(i);
    }
    cout << ans.size() << "\n";
    for(int i : ans)
        cout << i << " ";

    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 9 ms 1492 KB Output is correct
22 Correct 12 ms 1748 KB Output is correct
23 Correct 4 ms 1108 KB Output is correct
24 Correct 26 ms 2520 KB Output is correct
25 Correct 46 ms 4152 KB Output is correct
26 Correct 57 ms 4664 KB Output is correct
27 Correct 71 ms 4336 KB Output is correct
28 Correct 61 ms 4560 KB Output is correct
29 Correct 57 ms 4740 KB Output is correct
30 Correct 30 ms 2924 KB Output is correct
31 Correct 48 ms 3856 KB Output is correct
32 Correct 27 ms 2764 KB Output is correct
33 Correct 57 ms 4808 KB Output is correct
34 Correct 55 ms 4732 KB Output is correct
35 Correct 66 ms 4684 KB Output is correct
36 Correct 32 ms 2768 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 9 ms 1492 KB Output is correct
22 Correct 12 ms 1748 KB Output is correct
23 Correct 4 ms 1108 KB Output is correct
24 Correct 26 ms 2520 KB Output is correct
25 Correct 46 ms 4152 KB Output is correct
26 Correct 57 ms 4664 KB Output is correct
27 Correct 71 ms 4336 KB Output is correct
28 Correct 61 ms 4560 KB Output is correct
29 Correct 57 ms 4740 KB Output is correct
30 Correct 30 ms 2924 KB Output is correct
31 Correct 48 ms 3856 KB Output is correct
32 Correct 27 ms 2764 KB Output is correct
33 Correct 57 ms 4808 KB Output is correct
34 Correct 55 ms 4732 KB Output is correct
35 Correct 66 ms 4684 KB Output is correct
36 Correct 32 ms 2768 KB Output is correct
37 Correct 443 ms 16836 KB Output is correct
38 Correct 481 ms 17156 KB Output is correct
39 Execution timed out 1094 ms 31332 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 9 ms 1492 KB Output is correct
22 Correct 12 ms 1748 KB Output is correct
23 Correct 4 ms 1108 KB Output is correct
24 Correct 26 ms 2520 KB Output is correct
25 Correct 46 ms 4152 KB Output is correct
26 Correct 57 ms 4664 KB Output is correct
27 Correct 71 ms 4336 KB Output is correct
28 Correct 61 ms 4560 KB Output is correct
29 Correct 57 ms 4740 KB Output is correct
30 Correct 30 ms 2924 KB Output is correct
31 Correct 48 ms 3856 KB Output is correct
32 Correct 27 ms 2764 KB Output is correct
33 Correct 57 ms 4808 KB Output is correct
34 Correct 55 ms 4732 KB Output is correct
35 Correct 66 ms 4684 KB Output is correct
36 Correct 32 ms 2768 KB Output is correct
37 Correct 443 ms 16836 KB Output is correct
38 Correct 481 ms 17156 KB Output is correct
39 Execution timed out 1094 ms 31332 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 9 ms 1492 KB Output is correct
22 Correct 12 ms 1748 KB Output is correct
23 Correct 4 ms 1108 KB Output is correct
24 Correct 26 ms 2520 KB Output is correct
25 Correct 46 ms 4152 KB Output is correct
26 Correct 57 ms 4664 KB Output is correct
27 Correct 71 ms 4336 KB Output is correct
28 Correct 61 ms 4560 KB Output is correct
29 Correct 57 ms 4740 KB Output is correct
30 Correct 30 ms 2924 KB Output is correct
31 Correct 48 ms 3856 KB Output is correct
32 Correct 27 ms 2764 KB Output is correct
33 Correct 57 ms 4808 KB Output is correct
34 Correct 55 ms 4732 KB Output is correct
35 Correct 66 ms 4684 KB Output is correct
36 Correct 32 ms 2768 KB Output is correct
37 Correct 443 ms 16836 KB Output is correct
38 Correct 481 ms 17156 KB Output is correct
39 Execution timed out 1094 ms 31332 KB Time limit exceeded
40 Halted 0 ms 0 KB -