Submission #93395

#	Time	Username	Problem	Language	Result	Execution time	Memory
93395		Kastanda	Toys (CEOI18_toy)	C++11	100 / 100	2891 ms	91288 KiB

toy

#include<bits/stdc++.h>
#define pb push_back
using namespace std;
const int N = 100005;
int n;
vector < int > D;
set < int > M[N];
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    cin >> n;
    for (int i = 1; i * i <= n; i++)
        if (n % i == 0)
            D.pb(i), D.pb(n / i);
    sort(D.begin(), D.end());
    D.resize(unique(D.begin(), D.end()) - D.begin());
    M[0].insert(0);
    for (int i = 1; i < D.size(); i++)
        for (int j = 0; j < i; j++)
            if (D[i] % D[j] == 0)
            {
                int d = D[i] / D[j] - 1;
                for (int a : M[j])
                    M[i].insert(a + d);
            }
    int last = (int)D.size() - 1;
    cout << (int)M[last].size() << "\n";
    for (int a : M[last])
        cout << a << " ";
    return (0);
}

Compilation message (stderr)

toy.cpp: In function 'int main()':
toy.cpp:19:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 1; i < D.size(); i++)
                     ~~^~~~~~~~~~

• Subtask 1: 19 / 19
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 21 / 21