oj.uz

Submission #493231

# Submission time Handle Problem Language Result Execution time Memory
493231 2021-12-10T13:18:45 Z blue Toys (CEOI18_toy) C++17
59 / 100
 5000 ms 6856 KB 
#include <iostream>
#include <vector>
#include <set>
#include <algorithm>
#include <map>
using namespace std;

#define sz(x) (int(x.size()))
using vi = vector<int>;

// map< int, vector<int> > res;

vi sf;

long long n;

vector<int> res[40'000]; //i*i <= n
vector<int> res2[40'000]; //i*i >= n, access n/i.

vi solved(1+40'000, 0);
vi solved2(1+40'000, 0);

vector<int> factors[40'000];
vector<int> factors2[40'000];

vector<int>& get_res(long long u)
{
    if(u*u <= n) return res[u];
    else return res2[n/u];
}

vector<int>& get_factors(long long u)
{
    if(u*u <= n) return factors[u];
    else return factors2[n/u];
}

int& get_solved(long long u)
{
    if(u*u <= n) return solved[u];
    else return solved2[n/u];
}



void solve(long long i)
{
    // cerr << "solve " << i << '\n';
    // if(solved[i]) return;
    // solved[i] = 1;
    get_solved(i) = 1;
    // cerr << "\n\n\n";
    // cerr << "solve:  " << i << '\n';
    // cerr << "cond = " << int(res.find(i) != res.end()) << '\n';
    // if(res.find(i) != res.end()) return;
    // cerr << "entered\n";

    vi ans(1, i-1);
    // for(int j = 2; j < i && j*j <= i; j++)

    // cerr << "#\n";
    // for(int y: sf) cerr << "y = " << y << '\n';
    // cerr << "#2\n";

    for(int j: get_factors(i))
    {
        // cerr << "j = " << j << '\n';
        if(j >= i || j*j > i) break;
            // cerr << i << " -> " << j << '\n';
        long long u = j;
        long long v = i/j;
        solve(u);
        solve(v);
        for(int a: get_res(u))
            for(int b: get_res(v))
                ans.push_back(a+b);
    }
    sort(ans.begin(), ans.end());
    ans.erase(unique(ans.begin(), ans.end()), ans.end());

    // for(int a: ans) cerr << "a = " << a << '\n';

    get_res(i) = ans;
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n;

    if(n == 1)
    {
        cout << "1\n 0\n";
        return 0;
    }



    for(int i = 2; i <= n; i++)
    {
        // cerr << i << " " << n%i << ' ' << int(n%i == 0) << '\n';
        if(n % i == 0)
            sf.push_back(i);
    }

    for(int a: sf)
        for(int b: sf)
            if(a < b && b%a==0)
                get_factors(b).push_back(a);


    solve(n);
    vi ans = res2[1];

    // cerr << "sf init = " ;
    // for(int q: sf) cerr << q << " ";
    // cerr << "\n";

    cout << sz(ans) << '\n';
    for(int r: ans) cout << r << ' ';
    cout << '\n';
}

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4300 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 3 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 2 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 2 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 3 ms 4300 KB Output is correct
10 Correct 2 ms 4300 KB Output is correct
11 Correct 2 ms 4300 KB Output is correct
12 Correct 2 ms 4300 KB Output is correct
13 Correct 2 ms 4300 KB Output is correct
14 Correct 2 ms 4300 KB Output is correct
15 Correct 2 ms 4300 KB Output is correct
16 Correct 3 ms 4300 KB Output is correct
17 Correct 2 ms 4300 KB Output is correct
18 Correct 2 ms 4300 KB Output is correct
19 Correct 2 ms 4300 KB Output is correct
20 Correct 2 ms 4300 KB Output is correct
21 Correct 2 ms 4300 KB Output is correct
22 Correct 2 ms 4300 KB Output is correct
23 Correct 2 ms 4300 KB Output is correct
24 Correct 3 ms 4300 KB Output is correct
25 Correct 2 ms 4300 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4300 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 3 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 2 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 2 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 3 ms 4300 KB Output is correct
10 Correct 2 ms 4300 KB Output is correct
11 Correct 2 ms 4300 KB Output is correct
12 Correct 2 ms 4300 KB Output is correct
13 Correct 2 ms 4300 KB Output is correct
14 Correct 2 ms 4300 KB Output is correct
15 Correct 2 ms 4300 KB Output is correct
16 Correct 3 ms 4300 KB Output is correct
17 Correct 2 ms 4300 KB Output is correct
18 Correct 2 ms 4300 KB Output is correct
19 Correct 2 ms 4300 KB Output is correct
20 Correct 2 ms 4300 KB Output is correct
21 Correct 2 ms 4300 KB Output is correct
22 Correct 2 ms 4300 KB Output is correct
23 Correct 2 ms 4300 KB Output is correct
24 Correct 3 ms 4300 KB Output is correct
25 Correct 2 ms 4300 KB Output is correct
26 Correct 6 ms 4428 KB Output is correct
27 Correct 5 ms 4428 KB Output is correct
28 Correct 3 ms 4300 KB Output is correct
29 Correct 3 ms 4300 KB Output is correct
30 Correct 2 ms 4300 KB Output is correct
31 Correct 12 ms 4440 KB Output is correct
32 Correct 6 ms 4428 KB Output is correct
33 Correct 9 ms 4388 KB Output is correct
34 Correct 2 ms 4300 KB Output is correct
35 Correct 3 ms 4300 KB Output is correct
36 Correct 3 ms 4300 KB Output is correct
37 Correct 5 ms 4428 KB Output is correct
38 Correct 3 ms 4300 KB Output is correct
39 Correct 3 ms 4300 KB Output is correct
40 Correct 4 ms 4428 KB Output is correct
41 Correct 2 ms 4300 KB Output is correct
42 Correct 4 ms 4300 KB Output is correct
43 Correct 3 ms 4300 KB Output is correct
44 Correct 3 ms 4300 KB Output is correct
45 Correct 3 ms 4300 KB Output is correct
46 Correct 2 ms 4300 KB Output is correct
47 Correct 4 ms 4300 KB Output is correct
48 Correct 2 ms 4300 KB Output is correct
49 Correct 3 ms 4300 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4300 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 3 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 2 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 2 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 3 ms 4300 KB Output is correct
10 Correct 2 ms 4300 KB Output is correct
11 Correct 2 ms 4300 KB Output is correct
12 Correct 2 ms 4300 KB Output is correct
13 Correct 2 ms 4300 KB Output is correct
14 Correct 2 ms 4300 KB Output is correct
15 Correct 2 ms 4300 KB Output is correct
16 Correct 3 ms 4300 KB Output is correct
17 Correct 2 ms 4300 KB Output is correct
18 Correct 2 ms 4300 KB Output is correct
19 Correct 2 ms 4300 KB Output is correct
20 Correct 2 ms 4300 KB Output is correct
21 Correct 2 ms 4300 KB Output is correct
22 Correct 2 ms 4300 KB Output is correct
23 Correct 2 ms 4300 KB Output is correct
24 Correct 3 ms 4300 KB Output is correct
25 Correct 2 ms 4300 KB Output is correct
26 Correct 6 ms 4428 KB Output is correct
27 Correct 5 ms 4428 KB Output is correct
28 Correct 3 ms 4300 KB Output is correct
29 Correct 3 ms 4300 KB Output is correct
30 Correct 2 ms 4300 KB Output is correct
31 Correct 12 ms 4440 KB Output is correct
32 Correct 6 ms 4428 KB Output is correct
33 Correct 9 ms 4388 KB Output is correct
34 Correct 2 ms 4300 KB Output is correct
35 Correct 3 ms 4300 KB Output is correct
36 Correct 3 ms 4300 KB Output is correct
37 Correct 5 ms 4428 KB Output is correct
38 Correct 3 ms 4300 KB Output is correct
39 Correct 3 ms 4300 KB Output is correct
40 Correct 4 ms 4428 KB Output is correct
41 Correct 2 ms 4300 KB Output is correct
42 Correct 4 ms 4300 KB Output is correct
43 Correct 3 ms 4300 KB Output is correct
44 Correct 3 ms 4300 KB Output is correct
45 Correct 3 ms 4300 KB Output is correct
46 Correct 2 ms 4300 KB Output is correct
47 Correct 4 ms 4300 KB Output is correct
48 Correct 2 ms 4300 KB Output is correct
49 Correct 3 ms 4300 KB Output is correct
50 Correct 37 ms 4488 KB Output is correct
51 Correct 28 ms 4488 KB Output is correct
52 Correct 52 ms 4520 KB Output is correct
53 Correct 41 ms 4484 KB Output is correct
54 Correct 8 ms 4428 KB Output is correct
55 Correct 154 ms 4632 KB Output is correct
56 Correct 175 ms 4652 KB Output is correct
57 Correct 69 ms 4596 KB Output is correct
58 Correct 3 ms 4300 KB Output is correct
59 Correct 3 ms 4300 KB Output is correct
60 Correct 8 ms 4428 KB Output is correct
61 Correct 114 ms 4508 KB Output is correct
62 Correct 9 ms 4428 KB Output is correct
63 Correct 6 ms 4428 KB Output is correct
64 Correct 3 ms 4300 KB Output is correct
65 Correct 24 ms 4596 KB Output is correct
66 Correct 3 ms 4300 KB Output is correct
67 Correct 3 ms 4300 KB Output is correct
68 Correct 2 ms 4300 KB Output is correct
69 Correct 3 ms 4300 KB Output is correct
70 Correct 5 ms 4428 KB Output is correct

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4300 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 3 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 2 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 2 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 3 ms 4300 KB Output is correct
10 Correct 2 ms 4300 KB Output is correct
11 Correct 2 ms 4300 KB Output is correct
12 Correct 2 ms 4300 KB Output is correct
13 Correct 2 ms 4300 KB Output is correct
14 Correct 2 ms 4300 KB Output is correct
15 Correct 2 ms 4300 KB Output is correct
16 Correct 3 ms 4300 KB Output is correct
17 Correct 2 ms 4300 KB Output is correct
18 Correct 2 ms 4300 KB Output is correct
19 Correct 2 ms 4300 KB Output is correct
20 Correct 2 ms 4300 KB Output is correct
21 Correct 2 ms 4300 KB Output is correct
22 Correct 2 ms 4300 KB Output is correct
23 Correct 2 ms 4300 KB Output is correct
24 Correct 3 ms 4300 KB Output is correct
25 Correct 2 ms 4300 KB Output is correct
26 Correct 6 ms 4428 KB Output is correct
27 Correct 5 ms 4428 KB Output is correct
28 Correct 3 ms 4300 KB Output is correct
29 Correct 3 ms 4300 KB Output is correct
30 Correct 2 ms 4300 KB Output is correct
31 Correct 12 ms 4440 KB Output is correct
32 Correct 6 ms 4428 KB Output is correct
33 Correct 9 ms 4388 KB Output is correct
34 Correct 2 ms 4300 KB Output is correct
35 Correct 3 ms 4300 KB Output is correct
36 Correct 3 ms 4300 KB Output is correct
37 Correct 5 ms 4428 KB Output is correct
38 Correct 3 ms 4300 KB Output is correct
39 Correct 3 ms 4300 KB Output is correct
40 Correct 4 ms 4428 KB Output is correct
41 Correct 2 ms 4300 KB Output is correct
42 Correct 4 ms 4300 KB Output is correct
43 Correct 3 ms 4300 KB Output is correct
44 Correct 3 ms 4300 KB Output is correct
45 Correct 3 ms 4300 KB Output is correct
46 Correct 2 ms 4300 KB Output is correct
47 Correct 4 ms 4300 KB Output is correct
48 Correct 2 ms 4300 KB Output is correct
49 Correct 3 ms 4300 KB Output is correct
50 Correct 37 ms 4488 KB Output is correct
51 Correct 28 ms 4488 KB Output is correct
52 Correct 52 ms 4520 KB Output is correct
53 Correct 41 ms 4484 KB Output is correct
54 Correct 8 ms 4428 KB Output is correct
55 Correct 154 ms 4632 KB Output is correct
56 Correct 175 ms 4652 KB Output is correct
57 Correct 69 ms 4596 KB Output is correct
58 Correct 3 ms 4300 KB Output is correct
59 Correct 3 ms 4300 KB Output is correct
60 Correct 8 ms 4428 KB Output is correct
61 Correct 114 ms 4508 KB Output is correct
62 Correct 9 ms 4428 KB Output is correct
63 Correct 6 ms 4428 KB Output is correct
64 Correct 3 ms 4300 KB Output is correct
65 Correct 24 ms 4596 KB Output is correct
66 Correct 3 ms 4300 KB Output is correct
67 Correct 3 ms 4300 KB Output is correct
68 Correct 2 ms 4300 KB Output is correct
69 Correct 3 ms 4300 KB Output is correct
70 Correct 5 ms 4428 KB Output is correct
71 Execution timed out 5056 ms 6856 KB Time limit exceeded
72 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4300 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 3 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 2 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 2 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 3 ms 4300 KB Output is correct
10 Correct 2 ms 4300 KB Output is correct
11 Correct 2 ms 4300 KB Output is correct
12 Correct 2 ms 4300 KB Output is correct
13 Correct 2 ms 4300 KB Output is correct
14 Correct 2 ms 4300 KB Output is correct
15 Correct 2 ms 4300 KB Output is correct
16 Correct 3 ms 4300 KB Output is correct
17 Correct 2 ms 4300 KB Output is correct
18 Correct 2 ms 4300 KB Output is correct
19 Correct 2 ms 4300 KB Output is correct
20 Correct 2 ms 4300 KB Output is correct
21 Correct 2 ms 4300 KB Output is correct
22 Correct 2 ms 4300 KB Output is correct
23 Correct 2 ms 4300 KB Output is correct
24 Correct 3 ms 4300 KB Output is correct
25 Correct 2 ms 4300 KB Output is correct
26 Correct 6 ms 4428 KB Output is correct
27 Correct 5 ms 4428 KB Output is correct
28 Correct 3 ms 4300 KB Output is correct
29 Correct 3 ms 4300 KB Output is correct
30 Correct 2 ms 4300 KB Output is correct
31 Correct 12 ms 4440 KB Output is correct
32 Correct 6 ms 4428 KB Output is correct
33 Correct 9 ms 4388 KB Output is correct
34 Correct 2 ms 4300 KB Output is correct
35 Correct 3 ms 4300 KB Output is correct
36 Correct 3 ms 4300 KB Output is correct
37 Correct 5 ms 4428 KB Output is correct
38 Correct 3 ms 4300 KB Output is correct
39 Correct 3 ms 4300 KB Output is correct
40 Correct 4 ms 4428 KB Output is correct
41 Correct 2 ms 4300 KB Output is correct
42 Correct 4 ms 4300 KB Output is correct
43 Correct 3 ms 4300 KB Output is correct
44 Correct 3 ms 4300 KB Output is correct
45 Correct 3 ms 4300 KB Output is correct
46 Correct 2 ms 4300 KB Output is correct
47 Correct 4 ms 4300 KB Output is correct
48 Correct 2 ms 4300 KB Output is correct
49 Correct 3 ms 4300 KB Output is correct
50 Correct 37 ms 4488 KB Output is correct
51 Correct 28 ms 4488 KB Output is correct
52 Correct 52 ms 4520 KB Output is correct
53 Correct 41 ms 4484 KB Output is correct
54 Correct 8 ms 4428 KB Output is correct
55 Correct 154 ms 4632 KB Output is correct
56 Correct 175 ms 4652 KB Output is correct
57 Correct 69 ms 4596 KB Output is correct
58 Correct 3 ms 4300 KB Output is correct
59 Correct 3 ms 4300 KB Output is correct
60 Correct 8 ms 4428 KB Output is correct
61 Correct 114 ms 4508 KB Output is correct
62 Correct 9 ms 4428 KB Output is correct
63 Correct 6 ms 4428 KB Output is correct
64 Correct 3 ms 4300 KB Output is correct
65 Correct 24 ms 4596 KB Output is correct
66 Correct 3 ms 4300 KB Output is correct
67 Correct 3 ms 4300 KB Output is correct
68 Correct 2 ms 4300 KB Output is correct
69 Correct 3 ms 4300 KB Output is correct
70 Correct 5 ms 4428 KB Output is correct
71 Execution timed out 5056 ms 6856 KB Time limit exceeded
72 Halted 0 ms 0 KB -