text: #include <iostream>
  #include<set>
  using namespace std;
  int main()
  {
    set<int> s;
    int n;
    cin>>n;
    for (int i=0;i<n;i++)
    {
    int a;
      cin>>a;
      s.insert(a);
    }
    int m;
    cin>>m;
  auto a=s.find(m);
    if (a==s.end())
      cout<<"No Element Found"<<endl;
    else
      cout<<"Element "<<*a<<" found in the set"<<endl;
   for (int i:s)
     cout<<i<<" ";
    cout<<endl;
    cout<<"Size="<<s.size();
   return 0;
  }