Rezumat problemă

GasesteCiclu

#4290

Se dă un graf neorientat cu n vârfuri numerotate de la 1 la n și m muchii. Știind că graful are cel puțin un ciclu, să se determine un ciclu elementar în acest graf.

Consola Pracsiu Dan (dnprx) Dan Pracsiu medie

Clasa 11 Teoria Grafurilor Parcurgerea grafurilor neorientate

Rezolvă

Detalii

Problema	GasesteCiclu	Operații I/O	tastatură/ecran
Limita timp	0.2 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64352916	Utilizator	CRM Robert (irapapel)
Fișier	gasesteciclu.cpp	Dimensiune	962 B
Data încărcării	01 Mai 2026, 20:49	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

gasesteciclu.cpp:8:1: error: ‘vector’ does not name a type
    8 | vector <int>G[101];
      | ^~~~~~
gasesteciclu.cpp: In function ‘void afisare(int)’:
gasesteciclu.cpp:15:9: error: reference to ‘cout’ is ambiguous
   15 |         cout << X[i] << " ";
      |         ^~~~
In file included from gasesteciclu.cpp:2:
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
gasesteciclu.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("ciclu.out");
      |          ^~~~
gasesteciclu.cpp:16:5: error: reference to ‘cout’ is ambiguous
   16 |     cout << '\n';
      |     ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
gasesteciclu.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("ciclu.out");
      |          ^~~~
gasesteciclu.cpp: In function ‘int oke(int)’:
gasesteciclu.cpp:23:16: error: ‘G’ was not declared in this scope
   23 |     for(auto x:G[X[k]])
      |                ^
gasesteciclu.cpp: In function ‘void back(int)’:
gasesteciclu.cpp:36:15: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wdangling-else]
   36 |             if(oke(k))
      |               ^
gasesteciclu.cpp: In function ‘int main()’:
gasesteciclu.cpp:45:5: error: reference to ‘cin’ is ambiguous
   45 |     cin >> n >> m;
      |     ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
gasesteciclu.cpp:5:10: note:                 ‘std::ifstream cin’
    5 | ifstream cin("ciclu.in");
      |          ^~~
gasesteciclu.cpp:48:9: error: reference to ‘cin’ is ambiguous
   48 |         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
      |                  ^~~
gasesteciclu.cpp:5:10: note:                 ‘std::ifstream cin’
    5 | ifstream cin("ciclu.in");
      |          ^~~
gasesteciclu.cpp:49:9: error: ‘G’ was not declared in this scope
   49 |         G[x].push_back(y);
      |         ^
gasesteciclu.cpp:52:5: error: reference to ‘cin’ is ambiguous
   52 |     cin >> p;
      |     ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
gasesteciclu.cpp:5:10: note:                 ‘std::ifstream cin’
    5 | ifstream cin("ciclu.in");
      |          ^~~

Cum funcționează evaluarea?