제출 #383424

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
383424		rumen_m	Toys (CEOI18_toy)	C++17	100 / 100	1842 ms	17128 KiB

toy

# include <bits/stdc++.h>
using namespace std;
vector <int> nums;
void solve(int n, int sum, int l)
{
    if(n==1){nums.push_back(sum);return;}
    for(int i=1;i*i<=n;i++)
    {
        if(n%i==0)
        {
            if(i>=l)
            {
                solve(n/i,sum+i-1,i);
            }
            if(n/i>=l)
            {
                solve(i,sum+n/i-1,n/i);
            }
        }
    }
}
vector <int> ans;
void remove_equal()
{
    ans.push_back(nums[0]);
    int i;
    for(i=1;i<nums.size();i++)
    {
        if(nums[i]!=nums[i-1])ans.push_back(nums[i]);
    }
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin>>n;
    solve(n,0,2);
    sort(nums.begin(),nums.end());
    remove_equal();
    cout<<ans.size()<<endl;
    for(int i = 0;i<ans.size();i++)
        cout<<ans[i]<<" ";
    cout<<endl;
}

컴파일 시 표준 에러 (stderr) 메시지

toy.cpp: In function 'void remove_equal()':
toy.cpp:27:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     for(i=1;i<nums.size();i++)
      |             ~^~~~~~~~~~~~
toy.cpp: In function 'int main()':
toy.cpp:42:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |     for(int i = 0;i<ans.size();i++)
      |                   ~^~~~~~~~~~~

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