Rezumat problemă

Inordine1

#754

Se consideră un arbore binar în care nodurile memorează numere naturale nenule. Să se afișeze valorile memorate în arbore în urma parcurgerii în inordine.

Programul citește lista valorilor din arbore, dată în ordinea parcurgerii în preordine.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Structuri de date arborescente Arbori binari

Rezolvă

Detalii

Problema	Inordine1	Operații I/O	inordine1.in/inordine1.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64461628	Utilizator	Gaiu Adina (gaiuadina)
Fișier	inordine1.cpp	Dimensiune	605 B
Data încărcării	08 Mai 2026, 09:30	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

inordine1.cpp: In function ‘void creare(nod*&)’:
inordine1.cpp:15:6: error: no match for ‘operator>>’ (operand types are ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} and ‘int’)
   15 |     g>>x;
      |     ~^~~
      |     |  |
      |     |  int
      |     std::ofstream {aka std::basic_ofstream<char>}
inordine1.cpp:15:6: note: candidate: ‘operator>>(int, int)’ (built-in)
   15 |     g>>x;
      |     ~^~~
inordine1.cpp:15:6: note:   no known conversion for argument 1 from ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} to ‘int’
In file included from /usr/include/c++/13/string:55,
                 from /usr/include/c++/13/bits/locale_classes.h:40,
                 from /usr/include/c++/13/bits/ios_base.h:41,
                 from /usr/include/c++/13/ios:44,
                 from /usr/include/c++/13/ostream:40,
                 from /usr/include/c++/13/iostream:41,
                 from inordine1.cpp:1:
/usr/include/c++/13/bits/basic_string.tcc:827:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’
  827 |     operator>>(basic_istream<_CharT, _Traits>& __in,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.tcc:827:5: note:   template argument deduction/substitution failed:
inordine1.cpp:15:8: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’
   15 |     g>>x;
      |        ^
In file included from /usr/include/c++/13/istream:1106,
                 from /usr/include/c++/13/iostream:42:
/usr/include/c++/13/bits/istream.tcc:975:5: note: candidate: ‘template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT&)’
  975 |     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
      |     ^~~~~~~~
/usr/include/c++/13/bits/istream.tcc:975:5: note:   template argument deduction/substitution failed:
inordine1.cpp:15:8: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’
   15 |     g>>x;
      |        ^
/usr/include/c++/13/istream:846:5: note: candidate: ‘template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char&)’
  846 |     operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
      |     ^~~~~~~~
/usr/include/c++/13/istream:846:5: note:   template argument deduction/substitution failed:
inordine1.cpp:15:8: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   15 |     g>>x;
      |        ^
/usr/include/c++/13/istream:851:5: note: candidate: ‘template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char&)’
  851 |     operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
      |     ^~~~~~~~
/usr/include/c++/13/istream:851:5: note:   template argument deduction/substitution failed:
inordine1.cpp:15:8: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   15 |     g>>x;
      |        ^
/usr/include/c++/13/istream:893:5: note: candidate: ‘template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)’
  893 |     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
      |     ^~~~~~~~
/usr/include/c++/13/istream:893:5: note:   template argument deduction/substitution failed:
inordine1.cpp:15:8: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’
   15 |     g>>x;
      |        ^
/usr/include/c++/13/istream:936:5: note: candidate: ‘template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char*)’
  936 |     operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
      |     ^~~~~~~~
/usr/include/c++/13/istream:936:5: note:   template argument deduction/substitution failed:
inordine1.cpp:15:8: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   15 |     g>>x;
      |        ^
/usr/include/c++/13/istream:942:5: note: candidate: ‘template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char*)’
  942 |     operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
      |     ^~~~~~~~
/usr/include/c++/13/istream:942:5: note:   template argument deduction/substitution failed:
inordine1.cpp:15:8: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   15 |     g>>x;
      |        ^
/usr/include/c++/13/istream:1096:5: note: candidate: ‘template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)’
 1096 |     operator>>(_Istream&& __is, _Tp&& __x)
      |     ^~~~~~~~
/usr/include/c++/13/istream:1096:5: note:   template argument deduction/substitution failed:
/usr/include/c++/13/istream: In substitution of ‘template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = std::basic_ofstream<char>&; _Tp = int&]’:
inordine1.cpp:15:8:   required from here
/usr/include/c++/13/istream:1096:5: error: no type named ‘type’ in ‘struct std::enable_if<false, void>’

Cum funcționează evaluarea?