Submission #468110

#	Time	Username	Problem	Language	Result	Execution time	Memory
468110		ivan_tudor	Toys (CEOI18_toy)	C++14	100 / 100	2809 ms	86724 KiB

toy

#include<bits/stdc++.h>
using namespace std;
map<int, set<int>> mp;
void getnr(int x){
  if(mp.count(x))
    return;
  mp[x] = set<int>();
  for(int d = 2; d*d <= x; d++){
    if(x%d == 0){
      getnr(x/d);
      for(auto nr:mp[x/d])
        mp[x].insert(nr + d - 1);

      getnr(d);
      for(auto nr:mp[d])
        mp[x].insert(nr + x/d - 1);
    }
  }
  mp[x].insert(x - 1);
}
int main()
{
  //freopen(".in","r",stdin);
  ios::sync_with_stdio(false);
  cin.tie(0),cout.tie(0);
  int n;
  cin>>n;
  getnr(n);
  cout<<mp[n].size()<<"\n";
  for(auto x:mp[n])
    cout<<x<<" ";
  return 0;
}

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