convertir el vector para establecer C
set <int> convertToSet(vector<int> v)
{
set<int> s(v.begin(),v.end());
return s;
}
BreadCode
set <int> convertToSet(vector<int> v)
{
set<int> s(v.begin(),v.end());
return s;
}
set<int> s( vec.begin(), vec.end() );
vec.assign( s.begin(), s.end() );