Rezumat problemă

GradK

#4060

Se dă un graf neorientat cu n vârfuri și un număr natural k. Să se afișeze vârfurile din graf care au gradul egal cu k.

Fișiere Muresan Ciprian (mcip1977) ușoară

Clasa 11 Teoria Grafurilor Probleme elementare cu grafuri neorientate

Rezolvă

Detalii

Problema	GradK	Operații I/O	gradk.in/gradk.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64778365	Utilizator	Anuța Eliza (eliza_anuta)
Fișier	gradk.cpp	Dimensiune	460 B
Data încărcării	29 Mai 2026, 20:02	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

gradk.cpp: In function ‘int main()’:
gradk.cpp:12:2: error: reference to ‘cin’ is ambiguous
   12 |  cin>>n>>k;
      |  ^~~
In file included from gradk.cpp:1:
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
gradk.cpp:5:10: note:                 ‘std::ifstream cin’
    5 | ifstream cin("gradk.in");
      |          ^~~
gradk.cpp:14:8: error: reference to ‘cin’ is ambiguous
   14 |  while(cin>>x>>y)
      |        ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
gradk.cpp:5:10: note:                 ‘std::ifstream cin’
    5 | ifstream cin("gradk.in");
      |          ^~~
gradk.cpp:28:3: error: reference to ‘cout’ is ambiguous
   28 |   cout<<"NU EXISTA";
      |   ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
gradk.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("gradk.out");
      |          ^~~~
gradk.cpp:32:2: error: reference to ‘cout’ is ambiguous
   32 |  cout<<cnt<<endl;
      |  ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
gradk.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("gradk.out");
      |          ^~~~
gradk.cpp:36:4: error: reference to ‘cout’ is ambiguous
   36 |    cout<<i<<" ";
      |    ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
gradk.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("gradk.out");
      |          ^~~~

Cum funcționează evaluarea?