Submission #1066183

#	Time	Username	Problem	Language	Result	Execution time	Memory
1066183		modwwe	Toys (CEOI18_toy)	C++17	100 / 100	676 ms	79968 KiB

toy

#pragma GCC optimize("Ofast,unroll-loops")
#include<bits/stdc++.h>
//#define int long long
//#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#define NHP     ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe  int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".ans","w",stdout)
#define pb push_back
#define checktime   cerr << (double)clock() / CLOCKS_PER_SEC * 1000  << " ms";
using namespace std;
void phongbeo();
const int inf=1e9;
const int mod2=1e9+7;
const int  mod1=998244353;
struct icd
{
    long double a;
    int b;
};
struct ib
{
    int a;
    int b;
};
struct ic
{
    int a,b,c;
};
struct id
{
    int a,b,c,d;
};
struct ie
{
    int a,b,c,d,e;

};

int n,m,s1,s2,s4,s3,sf,k,s5,s6,mx,s7,s8,s9,mx2,res,dem2=0,dem=0,s33,dem3,l,r,mid;
int  i,s10,s12;
int kk;
int el=29;

main()
{
#ifndef ONLINE_JUDGE
//fin(task),fou(task);
#endif
    NHP
    /// cin>>s1;
    //  modwwe
    phongbeo();
}
vector <unordered_set<int>> dp;
vector <int> v;
void phongbeo()
{
     cin>>n;
      for(int i=1;i<=sqrt(n);i++)
      {
           if(n%i==0)
           {
                if(i!=n/i) v.pb(n/i);
                 v.pb(i);
           }
      }
      m=v.size();
      sort(v.begin(),v.end());
      dp.resize(m);
    dp[0].insert(0);
     for(int i=1;i<v.size();i++)
        for(int j=0;j<i;j++)
        if(v[i]%v[j]==0)
        for(auto x:dp[j])
        dp[i].insert(x+v[i]/v[j]-1);
     cout<<dp[m-1].size(),down
     vector<int>v2;
     for(auto x:dp[m-1])
 v2.pb(x);
  sort(v2.begin(),v2.end());
   for(auto x:v2)
     cout<<x<<" ";
}

Compilation message (stderr)

toy.cpp:50:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   50 | main()
      | ^~~~
toy.cpp: In function 'void phongbeo()':
toy.cpp:77:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   77 |      for(int i=1;i<v.size();i++)
      |                  ~^~~~~~~~~

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