Rezumat problemă

Frunze

#637

Se dă vectorul de tați al unui arbore cu rădăcină cu n noduri. Determinați rădăcina arborelui și frunzele acestuia.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Teoria Grafurilor Arbori cu rădăcină

Rezolvă

Detalii

Problema	Frunze	Operații I/O	frunze.in/frunze.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#63555551	Utilizator	Irimciuc Matei (Mateismeker1)
Fișier	frunze.cpp	Dimensiune	727 B
Data încărcării	09 Martie 2026, 12:45	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

frunze.cpp:3:13: error: variable 'std::ifstream cin' has initializer but incomplete type
 ifstream cin("frunze.in");

             ^
frunze.cpp:4:14: error: variable 'std::ofstream cout' has initializer but incomplete type
 ofstream cout("frunze.out");

              ^
frunze.cpp: In function 'int main()':
frunze.cpp:9:5: error: reference to 'cin' is ambiguous
     cin>>n;

     ^
frunze.cpp:3:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("frunze.in");

          ^
In file included from frunze.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
frunze.cpp:11:9: error: reference to 'cin' is ambiguous
         cin>>t[i];

         ^
frunze.cpp:3:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("frunze.in");

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

     ^
frunze.cpp:4:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("frunze.out");

          ^
In file included from frunze.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^
frunze.cpp:32:5: error: reference to 'cout' is ambiguous
     cout<<nr<<'\n';

     ^
frunze.cpp:4:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("frunze.out");

          ^
In file included from frunze.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^
frunze.cpp:42:13: error: reference to 'cout' is ambiguous
             cout<<i<<" ";

             ^
frunze.cpp:4:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("frunze.out");

          ^
In file included from frunze.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?