Rezumat problemă

GradeK

#4068

Se dă lista muchiilor unui graf neorientat și un nod k. Să se determine nodurile din graf care au gradul egal cu gradul nodului k.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Teoria Grafurilor Probleme elementare cu grafuri neorientate

Rezolvă

Detalii

Problema	GradeK	Operații I/O	gradek.in/gradek.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#54348362	Utilizator	Axante Edward-Ioan (Edward_erzegovina)
Fișier	gradek.cpp	Dimensiune	461 B
Data încărcării	26 Noiembrie 2024, 11:58	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

gradek.cpp:4:13: error: variable 'std::ifstream cin' has initializer but incomplete type
 ifstream cin("gradek.in");

             ^
gradek.cpp:5:14: error: variable 'std::ofstream cout' has initializer but incomplete type
 ofstream cout("gradek.out");

              ^
gradek.cpp: In function 'int main()':
gradek.cpp:11:5: error: reference to 'cin' is ambiguous
     cin>>n>>k;

     ^
gradek.cpp:4:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("gradek.in");

          ^
In file included from gradek.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
gradek.cpp:12:11: error: reference to 'cin' is ambiguous
     while(cin>>x>>y){

           ^
gradek.cpp:4:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("gradek.in");

          ^
In file included from gradek.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
gradek.cpp:20:5: error: reference to 'cout' is ambiguous
     cout<<c<<endl;

     ^
gradek.cpp:5:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("gradek.out");

          ^
In file included from gradek.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^
gradek.cpp:21:40: error: reference to 'cout' is ambiguous
     for(int i = 1 ;i<=n;i++)if(f[i]==k)cout<<i<<' ';

                                        ^
gradek.cpp:5:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("gradek.out");

          ^
In file included from gradek.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?