oj.uz

Submission #1007880

# Submission time Handle Problem Language Result Execution time Memory
1007880 2024-06-25T16:42:24 Z canonica1 Toys (CEOI18_toy) C++17
0 / 100
 0 ms 348 KB 
#include <algorithm>
#include <iostream>
#include <vector>
#include <set>
using namespace std;
vector<int> ans;
vector<int> factors;
vector<vector<int>> g;
vector<set<int>> M;
void rec(int n, int answer) {
    if(M[n].find(answer) != M[n].end()) return;
    M[n].insert(answer);
    if (factors[n] == 1) {
        ans.push_back(answer);
        return;
    }
    for(auto d : g[n]) {
        rec(d, answer + factors[n] / factors[d] - 1);
    }
}
int main() {
    int n;
    cin >> n;
    for (int i = 1; i * i <= n; i++) {
        if (n % i == 0) {
            factors.push_back(i);
            if (i * i != n) {
                factors.push_back(n / i);
            }
        }
    }
    g.resize(factors.size());
    M.resize(factors.size());
    for(int i = 0; i < factors.size(); i++){
        for(int j = i + 1; j < factors.size(); j++){
            if(factors[j] % factors[i] == 0){
                g[j].push_back(i);
            }
        }
    }
    rec(factors.size() - 1, 0);
    sort(ans.begin(), ans.end());
    cout << ans.size() << endl;
    for (auto x : ans) {
        cout << x << " ";
    }
}

Compilation message

toy.cpp: In function 'int main()':
toy.cpp:34:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |     for(int i = 0; i < factors.size(); i++){
      |                    ~~^~~~~~~~~~~~~~~~
toy.cpp:35:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |         for(int j = i + 1; j < factors.size(); j++){
      |                            ~~^~~~~~~~~~~~~~~~

Subtask #1
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -