#670
Se dă un arbore binar care conține valori numere naturale. Să se afișeze valorile din arbore în urma parcurgerii în preordine.
Notă: pentru reprezentarea arborelui se recomandă alocarea statică, folosind tablouri.
| Problema | Preordine | Operații I/O |
preordine.in/preordine.out
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64068073 | Utilizator | |
| Fișier | preordine.cpp | Dimensiune | 842 B |
| Data încărcării | 15 Aprilie 2026, 12:31 | Scor/rezultat | Eroare de compilare |
preordine.cpp: In function ‘void RSD(int)’: preordine.cpp:13:9: error: reference to ‘cout’ is ambiguous 13 | cout << val[p] << ' '; | ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:146, from preordine.cpp:1: /usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’ 63 | extern ostream cout; ///< Linked to standard output | ^~~~ preordine.cpp:5:10: note: ‘std::ofstream cout’ 5 | ofstream cout("preordine.out"); | ^~~~ preordine.cpp: In function ‘void SRD(int)’: preordine.cpp:23:9: error: reference to ‘cout’ is ambiguous 23 | cout << val[p] << ' '; | ^~~~ /usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’ 63 | extern ostream cout; ///< Linked to standard output | ^~~~ preordine.cpp:5:10: note: ‘std::ofstream cout’ 5 | ofstream cout("preordine.out"); | ^~~~ preordine.cpp: In function ‘void SDR(int)’: preordine.cpp:33:9: error: reference to ‘cout’ is ambiguous 33 | cout << val[p] << ' '; | ^~~~ /usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’ 63 | extern ostream cout; ///< Linked to standard output | ^~~~ preordine.cpp:5:10: note: ‘std::ofstream cout’ 5 | ofstream cout("preordine.out"); | ^~~~ preordine.cpp: In function ‘int main()’: preordine.cpp:38:5: error: reference to ‘cin’ is ambiguous 38 | cin >> n; | ^~~ /usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’ 62 | extern istream cin; ///< Linked to standard input | ^~~ preordine.cpp:4:10: note: ‘std::ifstream cin’ 4 | ifstream cin("preordine.in"); | ^~~ preordine.cpp:41:9: error: reference to ‘cin’ is ambiguous 41 | cin >> val[i] >> St[i] >> Dr[i]; | ^~~ /usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’ 62 | extern istream cin; ///< Linked to standard input | ^~~ preordine.cpp:4:10: note: ‘std::ifstream cin’ 4 | ifstream cin("preordine.in"); | ^~~
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Preordine face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.