oj.uz

Submission #493256

# Submission time Handle Problem Language Result Execution time Memory
493256 2021-12-10T14:03:12 Z blue Toys (CEOI18_toy) C++17
79 / 100
 5000 ms 93232 KB 
#include <iostream>
#include <vector>
#include <set>
#include <algorithm>
#include <map>
#include <cassert>
#include <unordered_set>
using namespace std;
 
#define sz(x) (int(x.size()))
using vi = vector<int>;
using ll = long long;
 
// map< int, vector<int> > res;
 
vi sf;
 
long long n;
 
unordered_set<int> res[40'000]; //i*i <= n
unordered_set<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];
 
unordered_set<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)
{
    get_res(i).insert(i-1);
 
    for(ll 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;
        for(int a: get_res(u))
        {
            for(int b: get_res(v))
            {
                // if(b > a) break;
                get_res(i).insert(a+b);
            }
        }
 
    }
}
 
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(i*i > n) break;
        if(n % i == 0)
        {
            sf.push_back(i);
            sf.push_back(n/i);
        }
    }
 
    // for(int i = 2; i <= n; i++)
    // {
    //     // cerr << i << " " << n%i << ' ' << int(n%i == 0) << '\n';
    //     if(n % i == 0)
    //         sf.push_back(i);
    // }
 
    sf.push_back(n);
 
    sort(sf.begin(), sf.end());
    sf.erase(unique(sf.begin(), sf.end()), sf.end());
 
    // for(int q: sf) cerr << q << ' ';
    // cerr << '\n';
 
    for(int a: sf)
        for(int b: sf)
            if(a < b && b%a==0)
                get_factors(b).push_back(a);
 
 
    for(int a: sf) solve(a);
    unordered_set<int> ans = get_res(n);
    set<int> A;
  for(int a: ans) A.insert(a);
 
    // cerr << "sf init = " ;
    // for(int q: sf) cerr << q << " ";
    // cerr << "\n";
 
 
    cout << sz(A) << '\n';
    for(int r: A) cout << r << ' ';
    cout << '\n';
}

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 6860 KB Output is correct
2 Correct 6 ms 6860 KB Output is correct
3 Correct 3 ms 6860 KB Output is correct
4 Correct 4 ms 6860 KB Output is correct
5 Correct 4 ms 6860 KB Output is correct
6 Correct 3 ms 6860 KB Output is correct
7 Correct 5 ms 6892 KB Output is correct
8 Correct 4 ms 6860 KB Output is correct
9 Correct 5 ms 6876 KB Output is correct
10 Correct 4 ms 6860 KB Output is correct
11 Correct 4 ms 6860 KB Output is correct
12 Correct 3 ms 6860 KB Output is correct
13 Correct 5 ms 6860 KB Output is correct
14 Correct 5 ms 6848 KB Output is correct
15 Correct 5 ms 6860 KB Output is correct
16 Correct 4 ms 6860 KB Output is correct
17 Correct 4 ms 6860 KB Output is correct
18 Correct 4 ms 6860 KB Output is correct
19 Correct 4 ms 6860 KB Output is correct
20 Correct 4 ms 6860 KB Output is correct
21 Correct 4 ms 6860 KB Output is correct
22 Correct 4 ms 6860 KB Output is correct
23 Correct 4 ms 6860 KB Output is correct
24 Correct 3 ms 6860 KB Output is correct
25 Correct 4 ms 6860 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 6860 KB Output is correct
2 Correct 6 ms 6860 KB Output is correct
3 Correct 3 ms 6860 KB Output is correct
4 Correct 4 ms 6860 KB Output is correct
5 Correct 4 ms 6860 KB Output is correct
6 Correct 3 ms 6860 KB Output is correct
7 Correct 5 ms 6892 KB Output is correct
8 Correct 4 ms 6860 KB Output is correct
9 Correct 5 ms 6876 KB Output is correct
10 Correct 4 ms 6860 KB Output is correct
11 Correct 4 ms 6860 KB Output is correct
12 Correct 3 ms 6860 KB Output is correct
13 Correct 5 ms 6860 KB Output is correct
14 Correct 5 ms 6848 KB Output is correct
15 Correct 5 ms 6860 KB Output is correct
16 Correct 4 ms 6860 KB Output is correct
17 Correct 4 ms 6860 KB Output is correct
18 Correct 4 ms 6860 KB Output is correct
19 Correct 4 ms 6860 KB Output is correct
20 Correct 4 ms 6860 KB Output is correct
21 Correct 4 ms 6860 KB Output is correct
22 Correct 4 ms 6860 KB Output is correct
23 Correct 4 ms 6860 KB Output is correct
24 Correct 3 ms 6860 KB Output is correct
25 Correct 4 ms 6860 KB Output is correct
26 Correct 4 ms 6860 KB Output is correct
27 Correct 4 ms 6860 KB Output is correct
28 Correct 3 ms 6860 KB Output is correct
29 Correct 3 ms 6860 KB Output is correct
30 Correct 4 ms 6860 KB Output is correct
31 Correct 5 ms 6988 KB Output is correct
32 Correct 6 ms 6972 KB Output is correct
33 Correct 4 ms 6860 KB Output is correct
34 Correct 5 ms 6860 KB Output is correct
35 Correct 5 ms 6904 KB Output is correct
36 Correct 5 ms 6860 KB Output is correct
37 Correct 4 ms 6860 KB Output is correct
38 Correct 4 ms 6808 KB Output is correct
39 Correct 4 ms 6860 KB Output is correct
40 Correct 4 ms 6860 KB Output is correct
41 Correct 4 ms 6860 KB Output is correct
42 Correct 4 ms 6860 KB Output is correct
43 Correct 5 ms 6860 KB Output is correct
44 Correct 4 ms 6860 KB Output is correct
45 Correct 4 ms 6860 KB Output is correct
46 Correct 3 ms 6860 KB Output is correct
47 Correct 4 ms 6860 KB Output is correct
48 Correct 4 ms 6860 KB Output is correct
49 Correct 4 ms 6860 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 6860 KB Output is correct
2 Correct 6 ms 6860 KB Output is correct
3 Correct 3 ms 6860 KB Output is correct
4 Correct 4 ms 6860 KB Output is correct
5 Correct 4 ms 6860 KB Output is correct
6 Correct 3 ms 6860 KB Output is correct
7 Correct 5 ms 6892 KB Output is correct
8 Correct 4 ms 6860 KB Output is correct
9 Correct 5 ms 6876 KB Output is correct
10 Correct 4 ms 6860 KB Output is correct
11 Correct 4 ms 6860 KB Output is correct
12 Correct 3 ms 6860 KB Output is correct
13 Correct 5 ms 6860 KB Output is correct
14 Correct 5 ms 6848 KB Output is correct
15 Correct 5 ms 6860 KB Output is correct
16 Correct 4 ms 6860 KB Output is correct
17 Correct 4 ms 6860 KB Output is correct
18 Correct 4 ms 6860 KB Output is correct
19 Correct 4 ms 6860 KB Output is correct
20 Correct 4 ms 6860 KB Output is correct
21 Correct 4 ms 6860 KB Output is correct
22 Correct 4 ms 6860 KB Output is correct
23 Correct 4 ms 6860 KB Output is correct
24 Correct 3 ms 6860 KB Output is correct
25 Correct 4 ms 6860 KB Output is correct
26 Correct 4 ms 6860 KB Output is correct
27 Correct 4 ms 6860 KB Output is correct
28 Correct 3 ms 6860 KB Output is correct
29 Correct 3 ms 6860 KB Output is correct
30 Correct 4 ms 6860 KB Output is correct
31 Correct 5 ms 6988 KB Output is correct
32 Correct 6 ms 6972 KB Output is correct
33 Correct 4 ms 6860 KB Output is correct
34 Correct 5 ms 6860 KB Output is correct
35 Correct 5 ms 6904 KB Output is correct
36 Correct 5 ms 6860 KB Output is correct
37 Correct 4 ms 6860 KB Output is correct
38 Correct 4 ms 6808 KB Output is correct
39 Correct 4 ms 6860 KB Output is correct
40 Correct 4 ms 6860 KB Output is correct
41 Correct 4 ms 6860 KB Output is correct
42 Correct 4 ms 6860 KB Output is correct
43 Correct 5 ms 6860 KB Output is correct
44 Correct 4 ms 6860 KB Output is correct
45 Correct 4 ms 6860 KB Output is correct
46 Correct 3 ms 6860 KB Output is correct
47 Correct 4 ms 6860 KB Output is correct
48 Correct 4 ms 6860 KB Output is correct
49 Correct 4 ms 6860 KB Output is correct
50 Correct 7 ms 7244 KB Output is correct
51 Correct 6 ms 7096 KB Output is correct
52 Correct 5 ms 7116 KB Output is correct
53 Correct 6 ms 7116 KB Output is correct
54 Correct 5 ms 6988 KB Output is correct
55 Correct 7 ms 7264 KB Output is correct
56 Correct 6 ms 7232 KB Output is correct
57 Correct 6 ms 7244 KB Output is correct
58 Correct 4 ms 6860 KB Output is correct
59 Correct 4 ms 6860 KB Output is correct
60 Correct 4 ms 6860 KB Output is correct
61 Correct 7 ms 7116 KB Output is correct
62 Correct 4 ms 6988 KB Output is correct
63 Correct 4 ms 6860 KB Output is correct
64 Correct 4 ms 6860 KB Output is correct
65 Correct 8 ms 7116 KB Output is correct
66 Correct 5 ms 6860 KB Output is correct
67 Correct 4 ms 6860 KB Output is correct
68 Correct 5 ms 6860 KB Output is correct
69 Correct 4 ms 6860 KB Output is correct
70 Correct 5 ms 6988 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 6860 KB Output is correct
2 Correct 6 ms 6860 KB Output is correct
3 Correct 3 ms 6860 KB Output is correct
4 Correct 4 ms 6860 KB Output is correct
5 Correct 4 ms 6860 KB Output is correct
6 Correct 3 ms 6860 KB Output is correct
7 Correct 5 ms 6892 KB Output is correct
8 Correct 4 ms 6860 KB Output is correct
9 Correct 5 ms 6876 KB Output is correct
10 Correct 4 ms 6860 KB Output is correct
11 Correct 4 ms 6860 KB Output is correct
12 Correct 3 ms 6860 KB Output is correct
13 Correct 5 ms 6860 KB Output is correct
14 Correct 5 ms 6848 KB Output is correct
15 Correct 5 ms 6860 KB Output is correct
16 Correct 4 ms 6860 KB Output is correct
17 Correct 4 ms 6860 KB Output is correct
18 Correct 4 ms 6860 KB Output is correct
19 Correct 4 ms 6860 KB Output is correct
20 Correct 4 ms 6860 KB Output is correct
21 Correct 4 ms 6860 KB Output is correct
22 Correct 4 ms 6860 KB Output is correct
23 Correct 4 ms 6860 KB Output is correct
24 Correct 3 ms 6860 KB Output is correct
25 Correct 4 ms 6860 KB Output is correct
26 Correct 4 ms 6860 KB Output is correct
27 Correct 4 ms 6860 KB Output is correct
28 Correct 3 ms 6860 KB Output is correct
29 Correct 3 ms 6860 KB Output is correct
30 Correct 4 ms 6860 KB Output is correct
31 Correct 5 ms 6988 KB Output is correct
32 Correct 6 ms 6972 KB Output is correct
33 Correct 4 ms 6860 KB Output is correct
34 Correct 5 ms 6860 KB Output is correct
35 Correct 5 ms 6904 KB Output is correct
36 Correct 5 ms 6860 KB Output is correct
37 Correct 4 ms 6860 KB Output is correct
38 Correct 4 ms 6808 KB Output is correct
39 Correct 4 ms 6860 KB Output is correct
40 Correct 4 ms 6860 KB Output is correct
41 Correct 4 ms 6860 KB Output is correct
42 Correct 4 ms 6860 KB Output is correct
43 Correct 5 ms 6860 KB Output is correct
44 Correct 4 ms 6860 KB Output is correct
45 Correct 4 ms 6860 KB Output is correct
46 Correct 3 ms 6860 KB Output is correct
47 Correct 4 ms 6860 KB Output is correct
48 Correct 4 ms 6860 KB Output is correct
49 Correct 4 ms 6860 KB Output is correct
50 Correct 7 ms 7244 KB Output is correct
51 Correct 6 ms 7096 KB Output is correct
52 Correct 5 ms 7116 KB Output is correct
53 Correct 6 ms 7116 KB Output is correct
54 Correct 5 ms 6988 KB Output is correct
55 Correct 7 ms 7264 KB Output is correct
56 Correct 6 ms 7232 KB Output is correct
57 Correct 6 ms 7244 KB Output is correct
58 Correct 4 ms 6860 KB Output is correct
59 Correct 4 ms 6860 KB Output is correct
60 Correct 4 ms 6860 KB Output is correct
61 Correct 7 ms 7116 KB Output is correct
62 Correct 4 ms 6988 KB Output is correct
63 Correct 4 ms 6860 KB Output is correct
64 Correct 4 ms 6860 KB Output is correct
65 Correct 8 ms 7116 KB Output is correct
66 Correct 5 ms 6860 KB Output is correct
67 Correct 4 ms 6860 KB Output is correct
68 Correct 5 ms 6860 KB Output is correct
69 Correct 4 ms 6860 KB Output is correct
70 Correct 5 ms 6988 KB Output is correct
71 Correct 381 ms 25784 KB Output is correct
72 Correct 243 ms 21200 KB Output is correct
73 Correct 447 ms 23648 KB Output is correct
74 Correct 172 ms 18160 KB Output is correct
75 Correct 275 ms 18840 KB Output is correct
76 Correct 922 ms 31960 KB Output is correct
77 Correct 978 ms 29200 KB Output is correct
78 Correct 704 ms 27932 KB Output is correct
79 Correct 668 ms 27264 KB Output is correct
80 Correct 4 ms 6860 KB Output is correct
81 Correct 4 ms 6860 KB Output is correct
82 Correct 9 ms 7244 KB Output is correct
83 Correct 96 ms 10464 KB Output is correct
84 Correct 81 ms 11224 KB Output is correct
85 Correct 20 ms 8244 KB Output is correct
86 Correct 6 ms 6860 KB Output is correct
87 Correct 88 ms 12032 KB Output is correct
88 Correct 4 ms 6860 KB Output is correct
89 Correct 4 ms 6860 KB Output is correct
90 Correct 4 ms 6896 KB Output is correct
91 Correct 16 ms 9036 KB Output is correct
92 Correct 62 ms 13764 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 6860 KB Output is correct
2 Correct 6 ms 6860 KB Output is correct
3 Correct 3 ms 6860 KB Output is correct
4 Correct 4 ms 6860 KB Output is correct
5 Correct 4 ms 6860 KB Output is correct
6 Correct 3 ms 6860 KB Output is correct
7 Correct 5 ms 6892 KB Output is correct
8 Correct 4 ms 6860 KB Output is correct
9 Correct 5 ms 6876 KB Output is correct
10 Correct 4 ms 6860 KB Output is correct
11 Correct 4 ms 6860 KB Output is correct
12 Correct 3 ms 6860 KB Output is correct
13 Correct 5 ms 6860 KB Output is correct
14 Correct 5 ms 6848 KB Output is correct
15 Correct 5 ms 6860 KB Output is correct
16 Correct 4 ms 6860 KB Output is correct
17 Correct 4 ms 6860 KB Output is correct
18 Correct 4 ms 6860 KB Output is correct
19 Correct 4 ms 6860 KB Output is correct
20 Correct 4 ms 6860 KB Output is correct
21 Correct 4 ms 6860 KB Output is correct
22 Correct 4 ms 6860 KB Output is correct
23 Correct 4 ms 6860 KB Output is correct
24 Correct 3 ms 6860 KB Output is correct
25 Correct 4 ms 6860 KB Output is correct
26 Correct 4 ms 6860 KB Output is correct
27 Correct 4 ms 6860 KB Output is correct
28 Correct 3 ms 6860 KB Output is correct
29 Correct 3 ms 6860 KB Output is correct
30 Correct 4 ms 6860 KB Output is correct
31 Correct 5 ms 6988 KB Output is correct
32 Correct 6 ms 6972 KB Output is correct
33 Correct 4 ms 6860 KB Output is correct
34 Correct 5 ms 6860 KB Output is correct
35 Correct 5 ms 6904 KB Output is correct
36 Correct 5 ms 6860 KB Output is correct
37 Correct 4 ms 6860 KB Output is correct
38 Correct 4 ms 6808 KB Output is correct
39 Correct 4 ms 6860 KB Output is correct
40 Correct 4 ms 6860 KB Output is correct
41 Correct 4 ms 6860 KB Output is correct
42 Correct 4 ms 6860 KB Output is correct
43 Correct 5 ms 6860 KB Output is correct
44 Correct 4 ms 6860 KB Output is correct
45 Correct 4 ms 6860 KB Output is correct
46 Correct 3 ms 6860 KB Output is correct
47 Correct 4 ms 6860 KB Output is correct
48 Correct 4 ms 6860 KB Output is correct
49 Correct 4 ms 6860 KB Output is correct
50 Correct 7 ms 7244 KB Output is correct
51 Correct 6 ms 7096 KB Output is correct
52 Correct 5 ms 7116 KB Output is correct
53 Correct 6 ms 7116 KB Output is correct
54 Correct 5 ms 6988 KB Output is correct
55 Correct 7 ms 7264 KB Output is correct
56 Correct 6 ms 7232 KB Output is correct
57 Correct 6 ms 7244 KB Output is correct
58 Correct 4 ms 6860 KB Output is correct
59 Correct 4 ms 6860 KB Output is correct
60 Correct 4 ms 6860 KB Output is correct
61 Correct 7 ms 7116 KB Output is correct
62 Correct 4 ms 6988 KB Output is correct
63 Correct 4 ms 6860 KB Output is correct
64 Correct 4 ms 6860 KB Output is correct
65 Correct 8 ms 7116 KB Output is correct
66 Correct 5 ms 6860 KB Output is correct
67 Correct 4 ms 6860 KB Output is correct
68 Correct 5 ms 6860 KB Output is correct
69 Correct 4 ms 6860 KB Output is correct
70 Correct 5 ms 6988 KB Output is correct
71 Correct 381 ms 25784 KB Output is correct
72 Correct 243 ms 21200 KB Output is correct
73 Correct 447 ms 23648 KB Output is correct
74 Correct 172 ms 18160 KB Output is correct
75 Correct 275 ms 18840 KB Output is correct
76 Correct 922 ms 31960 KB Output is correct
77 Correct 978 ms 29200 KB Output is correct
78 Correct 704 ms 27932 KB Output is correct
79 Correct 668 ms 27264 KB Output is correct
80 Correct 4 ms 6860 KB Output is correct
81 Correct 4 ms 6860 KB Output is correct
82 Correct 9 ms 7244 KB Output is correct
83 Correct 96 ms 10464 KB Output is correct
84 Correct 81 ms 11224 KB Output is correct
85 Correct 20 ms 8244 KB Output is correct
86 Correct 6 ms 6860 KB Output is correct
87 Correct 88 ms 12032 KB Output is correct
88 Correct 4 ms 6860 KB Output is correct
89 Correct 4 ms 6860 KB Output is correct
90 Correct 4 ms 6896 KB Output is correct
91 Correct 16 ms 9036 KB Output is correct
92 Correct 62 ms 13764 KB Output is correct
93 Correct 3726 ms 83732 KB Output is correct
94 Correct 1531 ms 59616 KB Output is correct
95 Correct 1962 ms 61700 KB Output is correct
96 Correct 1614 ms 56216 KB Output is correct
97 Correct 1579 ms 52104 KB Output is correct
98 Correct 4255 ms 92068 KB Output is correct
99 Execution timed out 5032 ms 93232 KB Time limit exceeded
100 Halted 0 ms 0 KB -