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답안 #481184

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
481184 2021-10-19T18:17:52 Z hidden1 Toys (CEOI18_toy) C++14
59 / 100
 1744 ms 94552 KB 
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#ifndef LOCAL
#define cerr if(false) cerr
#endif
#define endl "\n"
#define all(x) (x).begin(), (x).end()
#define forn(i, n) for(ll i = 0; i < n; i ++)
#define revn(i, n) for(ll i = n - 1; i >= 0; i --)
typedef long long ll;
template<class T, template<class T2, class A=allocator<T2> > class cont> inline ostream &operator <<(ostream &out, const cont<T> &x) { for(const auto &it : x) { out << it << " ";} return out;}
template<class T, template<class T2, class A=allocator<T2> > class cont> inline istream &operator >>(istream &in, cont<T> &x) { for(auto &it : x) { in >> it;} return in;}
template<class T, class T2> inline ostream &operator <<(ostream &out, const pair<T, T2> &x) { out << x.first << " " << x.second; return out;}
template<class T, class T2> inline istream &operator >>(istream &in, pair<T, T2> &x) { in >> x.first >> x.second; return in;}
template<class T, class T2> inline bool chkmax(T &x, const T2 &y) { return x < y ? x = y, 1 : 0; }
template<class T, class T2> inline bool chkmin(T &x, const T2 &y) { return x > y ? x = y, 1 : 0; }
const ll mod = 1e9 + 7;

const ll MAX_N = 1e6 + 10, MAX_CORD = 2e3 + 10;
ll n;
vector<ll> divis;

void comp(ll x) {
    for(ll i = 1; i * i <= x; i ++) {
        if(x % i == 0) {
            divis.push_back(i);
            if(i * i != x) {
                divis.push_back(x / i);
            }
        }
    }

    sort(all(divis));
}

bitset<MAX_N> dp[MAX_CORD];
ll who[MAX_CORD][MAX_CORD];

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

    cin >> n;
    if(n == 1) {
        cout << 1 << endl << 0 << endl;
        return 0;
    }

    comp(n);

    dp[0][0] = true;

    forn(i, divis.size() - 1) {
        cerr << "Starting " << i << ": ";
        forn(j, MAX_N) {
            if(dp[i][j]) {
                cerr << j << " ";
            }
        }
        cerr << endl;
        forn(j, divis.size() - 1) {
            ll prod = divis[i] * divis[j];
            ll to = -1;
            if(n % prod == 0) {
                to = lower_bound(all(divis), prod) - divis.begin();
            } else {
                continue;
            }
            cerr << "from " << divis[i] << " " << divis[j] << " -> " << divis[to] << endl;
            dp[to] |= dp[i] << (divis[j] - 1);
        }
    }

    cout << dp[divis.size() - 1].count() + 1 << endl;
    forn(i, MAX_N) {
        if(dp[divis.size() - 1][i]) {
            cout << i << " ";
        }
    }
    cout << n - 1 << endl;

    return 0;
}

Compilation message

toy.cpp: In function 'int main()':
toy.cpp:10:36: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 | #define forn(i, n) for(ll i = 0; i < n; i ++)
......
   54 |     forn(i, divis.size() - 1) {
      |          ~~~~~~~~~~~~~~~~~~~        
toy.cpp:54:5: note: in expansion of macro 'forn'
   54 |     forn(i, divis.size() - 1) {
      |     ^~~~
toy.cpp:10:36: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 | #define forn(i, n) for(ll i = 0; i < n; i ++)
......
   62 |         forn(j, divis.size() - 1) {
      |              ~~~~~~~~~~~~~~~~~~~    
toy.cpp:62:9: note: in expansion of macro 'forn'
   62 |         forn(j, divis.size() - 1) {
      |         ^~~~

Subtask #1
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 460 KB Output is correct
2 Correct 3 ms 588 KB Output is correct
3 Correct 2 ms 588 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 3 ms 588 KB Output is correct
6 Correct 3 ms 972 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 3 ms 972 KB Output is correct
9 Correct 2 ms 844 KB Output is correct
10 Correct 4 ms 972 KB Output is correct
11 Correct 2 ms 588 KB Output is correct
12 Correct 3 ms 1356 KB Output is correct
13 Correct 2 ms 588 KB Output is correct
14 Correct 3 ms 972 KB Output is correct
15 Correct 4 ms 972 KB Output is correct
16 Correct 3 ms 1100 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 3 ms 1228 KB Output is correct
19 Correct 2 ms 588 KB Output is correct
20 Correct 3 ms 1228 KB Output is correct
21 Correct 3 ms 1228 KB Output is correct
22 Correct 3 ms 1484 KB Output is correct
23 Correct 3 ms 844 KB Output is correct
24 Correct 4 ms 1740 KB Output is correct
25 Correct 5 ms 1612 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 460 KB Output is correct
2 Correct 3 ms 588 KB Output is correct
3 Correct 2 ms 588 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 3 ms 588 KB Output is correct
6 Correct 3 ms 972 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 3 ms 972 KB Output is correct
9 Correct 2 ms 844 KB Output is correct
10 Correct 4 ms 972 KB Output is correct
11 Correct 2 ms 588 KB Output is correct
12 Correct 3 ms 1356 KB Output is correct
13 Correct 2 ms 588 KB Output is correct
14 Correct 3 ms 972 KB Output is correct
15 Correct 4 ms 972 KB Output is correct
16 Correct 3 ms 1100 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 3 ms 1228 KB Output is correct
19 Correct 2 ms 588 KB Output is correct
20 Correct 3 ms 1228 KB Output is correct
21 Correct 3 ms 1228 KB Output is correct
22 Correct 3 ms 1484 KB Output is correct
23 Correct 3 ms 844 KB Output is correct
24 Correct 4 ms 1740 KB Output is correct
25 Correct 5 ms 1612 KB Output is correct
26 Correct 40 ms 8376 KB Output is correct
27 Correct 29 ms 7884 KB Output is correct
28 Correct 21 ms 6432 KB Output is correct
29 Correct 15 ms 5440 KB Output is correct
30 Correct 14 ms 4928 KB Output is correct
31 Correct 31 ms 7372 KB Output is correct
32 Correct 27 ms 7080 KB Output is correct
33 Correct 29 ms 7412 KB Output is correct
34 Correct 3 ms 588 KB Output is correct
35 Correct 4 ms 972 KB Output is correct
36 Correct 6 ms 2252 KB Output is correct
37 Correct 16 ms 5068 KB Output is correct
38 Correct 10 ms 3532 KB Output is correct
39 Correct 6 ms 1996 KB Output is correct
40 Correct 23 ms 6348 KB Output is correct
41 Correct 2 ms 588 KB Output is correct
42 Correct 3 ms 588 KB Output is correct
43 Correct 8 ms 3404 KB Output is correct
44 Correct 3 ms 972 KB Output is correct
45 Correct 14 ms 4968 KB Output is correct
46 Correct 4 ms 1996 KB Output is correct
47 Correct 14 ms 4844 KB Output is correct
48 Correct 3 ms 1228 KB Output is correct
49 Correct 12 ms 4348 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 460 KB Output is correct
2 Correct 3 ms 588 KB Output is correct
3 Correct 2 ms 588 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 3 ms 588 KB Output is correct
6 Correct 3 ms 972 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 3 ms 972 KB Output is correct
9 Correct 2 ms 844 KB Output is correct
10 Correct 4 ms 972 KB Output is correct
11 Correct 2 ms 588 KB Output is correct
12 Correct 3 ms 1356 KB Output is correct
13 Correct 2 ms 588 KB Output is correct
14 Correct 3 ms 972 KB Output is correct
15 Correct 4 ms 972 KB Output is correct
16 Correct 3 ms 1100 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 3 ms 1228 KB Output is correct
19 Correct 2 ms 588 KB Output is correct
20 Correct 3 ms 1228 KB Output is correct
21 Correct 3 ms 1228 KB Output is correct
22 Correct 3 ms 1484 KB Output is correct
23 Correct 3 ms 844 KB Output is correct
24 Correct 4 ms 1740 KB Output is correct
25 Correct 5 ms 1612 KB Output is correct
26 Correct 40 ms 8376 KB Output is correct
27 Correct 29 ms 7884 KB Output is correct
28 Correct 21 ms 6432 KB Output is correct
29 Correct 15 ms 5440 KB Output is correct
30 Correct 14 ms 4928 KB Output is correct
31 Correct 31 ms 7372 KB Output is correct
32 Correct 27 ms 7080 KB Output is correct
33 Correct 29 ms 7412 KB Output is correct
34 Correct 3 ms 588 KB Output is correct
35 Correct 4 ms 972 KB Output is correct
36 Correct 6 ms 2252 KB Output is correct
37 Correct 16 ms 5068 KB Output is correct
38 Correct 10 ms 3532 KB Output is correct
39 Correct 6 ms 1996 KB Output is correct
40 Correct 23 ms 6348 KB Output is correct
41 Correct 2 ms 588 KB Output is correct
42 Correct 3 ms 588 KB Output is correct
43 Correct 8 ms 3404 KB Output is correct
44 Correct 3 ms 972 KB Output is correct
45 Correct 14 ms 4968 KB Output is correct
46 Correct 4 ms 1996 KB Output is correct
47 Correct 14 ms 4844 KB Output is correct
48 Correct 3 ms 1228 KB Output is correct
49 Correct 12 ms 4348 KB Output is correct
50 Correct 88 ms 16200 KB Output is correct
51 Correct 86 ms 15248 KB Output is correct
52 Correct 79 ms 13644 KB Output is correct
53 Correct 64 ms 12788 KB Output is correct
54 Correct 50 ms 12196 KB Output is correct
55 Correct 93 ms 15228 KB Output is correct
56 Correct 75 ms 13764 KB Output is correct
57 Correct 105 ms 15120 KB Output is correct
58 Correct 2 ms 588 KB Output is correct
59 Correct 3 ms 972 KB Output is correct
60 Correct 7 ms 2640 KB Output is correct
61 Correct 35 ms 7408 KB Output is correct
62 Correct 31 ms 8388 KB Output is correct
63 Correct 14 ms 4960 KB Output is correct
64 Correct 6 ms 1996 KB Output is correct
65 Correct 51 ms 9676 KB Output is correct
66 Correct 3 ms 1048 KB Output is correct
67 Correct 4 ms 1228 KB Output is correct
68 Correct 9 ms 3404 KB Output is correct
69 Correct 19 ms 6436 KB Output is correct
70 Correct 45 ms 12252 KB Output is correct

Subtask #4
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 460 KB Output is correct
2 Correct 3 ms 588 KB Output is correct
3 Correct 2 ms 588 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 3 ms 588 KB Output is correct
6 Correct 3 ms 972 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 3 ms 972 KB Output is correct
9 Correct 2 ms 844 KB Output is correct
10 Correct 4 ms 972 KB Output is correct
11 Correct 2 ms 588 KB Output is correct
12 Correct 3 ms 1356 KB Output is correct
13 Correct 2 ms 588 KB Output is correct
14 Correct 3 ms 972 KB Output is correct
15 Correct 4 ms 972 KB Output is correct
16 Correct 3 ms 1100 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 3 ms 1228 KB Output is correct
19 Correct 2 ms 588 KB Output is correct
20 Correct 3 ms 1228 KB Output is correct
21 Correct 3 ms 1228 KB Output is correct
22 Correct 3 ms 1484 KB Output is correct
23 Correct 3 ms 844 KB Output is correct
24 Correct 4 ms 1740 KB Output is correct
25 Correct 5 ms 1612 KB Output is correct
26 Correct 40 ms 8376 KB Output is correct
27 Correct 29 ms 7884 KB Output is correct
28 Correct 21 ms 6432 KB Output is correct
29 Correct 15 ms 5440 KB Output is correct
30 Correct 14 ms 4928 KB Output is correct
31 Correct 31 ms 7372 KB Output is correct
32 Correct 27 ms 7080 KB Output is correct
33 Correct 29 ms 7412 KB Output is correct
34 Correct 3 ms 588 KB Output is correct
35 Correct 4 ms 972 KB Output is correct
36 Correct 6 ms 2252 KB Output is correct
37 Correct 16 ms 5068 KB Output is correct
38 Correct 10 ms 3532 KB Output is correct
39 Correct 6 ms 1996 KB Output is correct
40 Correct 23 ms 6348 KB Output is correct
41 Correct 2 ms 588 KB Output is correct
42 Correct 3 ms 588 KB Output is correct
43 Correct 8 ms 3404 KB Output is correct
44 Correct 3 ms 972 KB Output is correct
45 Correct 14 ms 4968 KB Output is correct
46 Correct 4 ms 1996 KB Output is correct
47 Correct 14 ms 4844 KB Output is correct
48 Correct 3 ms 1228 KB Output is correct
49 Correct 12 ms 4348 KB Output is correct
50 Correct 88 ms 16200 KB Output is correct
51 Correct 86 ms 15248 KB Output is correct
52 Correct 79 ms 13644 KB Output is correct
53 Correct 64 ms 12788 KB Output is correct
54 Correct 50 ms 12196 KB Output is correct
55 Correct 93 ms 15228 KB Output is correct
56 Correct 75 ms 13764 KB Output is correct
57 Correct 105 ms 15120 KB Output is correct
58 Correct 2 ms 588 KB Output is correct
59 Correct 3 ms 972 KB Output is correct
60 Correct 7 ms 2640 KB Output is correct
61 Correct 35 ms 7408 KB Output is correct
62 Correct 31 ms 8388 KB Output is correct
63 Correct 14 ms 4960 KB Output is correct
64 Correct 6 ms 1996 KB Output is correct
65 Correct 51 ms 9676 KB Output is correct
66 Correct 3 ms 1048 KB Output is correct
67 Correct 4 ms 1228 KB Output is correct
68 Correct 9 ms 3404 KB Output is correct
69 Correct 19 ms 6436 KB Output is correct
70 Correct 45 ms 12252 KB Output is correct
71 Incorrect 1744 ms 94552 KB Output isn't correct
72 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 460 KB Output is correct
2 Correct 3 ms 588 KB Output is correct
3 Correct 2 ms 588 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 3 ms 588 KB Output is correct
6 Correct 3 ms 972 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 3 ms 972 KB Output is correct
9 Correct 2 ms 844 KB Output is correct
10 Correct 4 ms 972 KB Output is correct
11 Correct 2 ms 588 KB Output is correct
12 Correct 3 ms 1356 KB Output is correct
13 Correct 2 ms 588 KB Output is correct
14 Correct 3 ms 972 KB Output is correct
15 Correct 4 ms 972 KB Output is correct
16 Correct 3 ms 1100 KB Output is correct
17 Correct 2 ms 588 KB Output is correct
18 Correct 3 ms 1228 KB Output is correct
19 Correct 2 ms 588 KB Output is correct
20 Correct 3 ms 1228 KB Output is correct
21 Correct 3 ms 1228 KB Output is correct
22 Correct 3 ms 1484 KB Output is correct
23 Correct 3 ms 844 KB Output is correct
24 Correct 4 ms 1740 KB Output is correct
25 Correct 5 ms 1612 KB Output is correct
26 Correct 40 ms 8376 KB Output is correct
27 Correct 29 ms 7884 KB Output is correct
28 Correct 21 ms 6432 KB Output is correct
29 Correct 15 ms 5440 KB Output is correct
30 Correct 14 ms 4928 KB Output is correct
31 Correct 31 ms 7372 KB Output is correct
32 Correct 27 ms 7080 KB Output is correct
33 Correct 29 ms 7412 KB Output is correct
34 Correct 3 ms 588 KB Output is correct
35 Correct 4 ms 972 KB Output is correct
36 Correct 6 ms 2252 KB Output is correct
37 Correct 16 ms 5068 KB Output is correct
38 Correct 10 ms 3532 KB Output is correct
39 Correct 6 ms 1996 KB Output is correct
40 Correct 23 ms 6348 KB Output is correct
41 Correct 2 ms 588 KB Output is correct
42 Correct 3 ms 588 KB Output is correct
43 Correct 8 ms 3404 KB Output is correct
44 Correct 3 ms 972 KB Output is correct
45 Correct 14 ms 4968 KB Output is correct
46 Correct 4 ms 1996 KB Output is correct
47 Correct 14 ms 4844 KB Output is correct
48 Correct 3 ms 1228 KB Output is correct
49 Correct 12 ms 4348 KB Output is correct
50 Correct 88 ms 16200 KB Output is correct
51 Correct 86 ms 15248 KB Output is correct
52 Correct 79 ms 13644 KB Output is correct
53 Correct 64 ms 12788 KB Output is correct
54 Correct 50 ms 12196 KB Output is correct
55 Correct 93 ms 15228 KB Output is correct
56 Correct 75 ms 13764 KB Output is correct
57 Correct 105 ms 15120 KB Output is correct
58 Correct 2 ms 588 KB Output is correct
59 Correct 3 ms 972 KB Output is correct
60 Correct 7 ms 2640 KB Output is correct
61 Correct 35 ms 7408 KB Output is correct
62 Correct 31 ms 8388 KB Output is correct
63 Correct 14 ms 4960 KB Output is correct
64 Correct 6 ms 1996 KB Output is correct
65 Correct 51 ms 9676 KB Output is correct
66 Correct 3 ms 1048 KB Output is correct
67 Correct 4 ms 1228 KB Output is correct
68 Correct 9 ms 3404 KB Output is correct
69 Correct 19 ms 6436 KB Output is correct
70 Correct 45 ms 12252 KB Output is correct
71 Incorrect 1744 ms 94552 KB Output isn't correct
72 Halted 0 ms 0 KB -