Rezumat problemă

LungimeMinima

#538

Se dă lista muchiilor unui graf neorientat cu n vârfuri și vârf p . Să se determine toate nodurile q ale grafului cu proprietatea că lungimea minimă a unui lanț de la q la p este L.

Fișiere Candale Silviu (silviu) medie

Clasa 11 Teoria Grafurilor Parcurgerea grafurilor neorientate Parcurgere in latime

Rezolvă

Detalii

Problema	LungimeMinima	Operații I/O	lungimeminima.in/lungimeminima.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#63925835	Utilizator	Jurcsik Diana-Andreea (diajurcsik09)
Fișier	lungimeminima.cpp	Dimensiune	906 B
Data încărcării	27 Martie 2026, 08:24	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

lungimeminima.cpp:5:13: error: variable 'std::ifstream cin' has initializer but incomplete type
 ifstream cin("lungimeminima.in");

             ^
lungimeminima.cpp:6:14: error: variable 'std::ofstream cout' has initializer but incomplete type
 ofstream cout("lungimeminima.out");

              ^
lungimeminima.cpp: In function 'void citire()':
lungimeminima.cpp:13:5: error: reference to 'cin' is ambiguous
     cin>>n>>p>>L;

     ^
lungimeminima.cpp:5:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("lungimeminima.in");

          ^
In file included from lungimeminima.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
lungimeminima.cpp:14:11: error: reference to 'cin' is ambiguous
     while(cin>>x>>y)

           ^
lungimeminima.cpp:5:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("lungimeminima.in");

          ^
In file included from lungimeminima.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
lungimeminima.cpp: In function 'void afis()':
lungimeminima.cpp:44:5: error: reference to 'cout' is ambiguous
     cout<<k<<'\n';

     ^
lungimeminima.cpp:6:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("lungimeminima.out");

          ^
In file included from lungimeminima.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^
lungimeminima.cpp:47:13: error: reference to 'cout' is ambiguous
             cout<<i<<" ";

             ^
lungimeminima.cpp:6:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("lungimeminima.out");

          ^
In file included from lungimeminima.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^

Cum funcționează evaluarea?