Rezumat problemă

BiArbore

#752

Se consideră un arbore binar alocat dinamic în care nodurile memorează numere naturale nenule. Să se determine valorile memorate în descendenții direcți ai rădăcinii arborelui.

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

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Structuri de date arborescente Arbori binari

Rezolvă

Detalii

Problema	BiArbore	Operații I/O	biarbore.in/biarbore.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64499483	Utilizator	Chitea Sebastian (Sebi_Chitea)
Fișier	biarbore.cpp	Dimensiune	474 B
Data încărcării	11 Mai 2026, 12:59	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

biarbore.cpp: In function ‘void creare(int)’:
biarbore.cpp:19:9: error: declaration of ‘int x’ shadows a parameter
   19 |     int x;
      |         ^
biarbore.cpp:17:18: note: ‘int x’ previously declared here
   17 | void creare (int x)
      |              ~~~~^
biarbore.cpp:20:9: error: no match for ‘operator>’ (operand types are ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} and ‘int’)
   20 |     fin > x;
      |     ~~~ ^ ~
      |     |     |
      |     |     int
      |     std::ifstream {aka std::basic_ifstream<char>}
biarbore.cpp:20:9: note: candidate: ‘operator>(int, int)’ (built-in)
   20 |     fin > x;
      |     ~~~~^~~
biarbore.cpp:20:9: note:   no known conversion for argument 1 from ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} to ‘int’
In file included from /usr/include/c++/13/string:48,
                 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 biarbore.cpp:1:
/usr/include/c++/13/bits/stl_iterator.h:469:5: note: candidate: ‘template<class _Iterator> bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)’
  469 |     operator>(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:469:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} is not derived from ‘const std::reverse_iterator<_Iterator>’
   20 |     fin > x;
      |           ^
/usr/include/c++/13/bits/stl_iterator.h:514:5: note: candidate: ‘template<class _IteratorL, class _IteratorR> bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)’
  514 |     operator>(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:514:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} is not derived from ‘const std::reverse_iterator<_Iterator>’
   20 |     fin > x;
      |           ^
/usr/include/c++/13/bits/stl_iterator.h:1725:5: note: candidate: ‘template<class _IteratorL, class _IteratorR> bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)’
 1725 |     operator>(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:1725:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} is not derived from ‘const std::move_iterator<_IteratorL>’
   20 |     fin > x;
      |           ^
/usr/include/c++/13/bits/stl_iterator.h:1784:5: note: candidate: ‘template<class _Iterator> bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)’
 1784 |     operator>(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:1784:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} is not derived from ‘const std::move_iterator<_IteratorL>’
   20 |     fin > x;
      |           ^
In file included from /usr/include/c++/13/bits/stl_algobase.h:64,
                 from /usr/include/c++/13/string:51:
/usr/include/c++/13/bits/stl_pair.h:848:5: note: candidate: ‘template<class _T1, class _T2> constexpr bool std::operator>(const pair<_T1, _T2>&, const pair<_T1, _T2>&)’
  848 |     operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_pair.h:848:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} is not derived from ‘const std::pair<_T1, _T2>’
   20 |     fin > x;
      |           ^
In file included from /usr/include/c++/13/string:54:
/usr/include/c++/13/bits/basic_string.h:3870:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Alloc>&, const __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’
 3870 |     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3870:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’
   20 |     fin > x;
      |           ^
/usr/include/c++/13/bits/basic_string.h:3884:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)’
 3884 |     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3884:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   ‘std::ifstream’ {aka ‘std::basic_ifstream<char>’} is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’
   20 |     fin > x;
      |           ^
/usr/include/c++/13/bits/basic_string.h:3897:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’
 3897 |     operator>(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3897:5: note:   template argument deduction/substitution failed:
biarbore.cpp:20:11: note:   mismatched types ‘const _CharT*’ and ‘std::basic_ifstream<char>’
   20 |     fin > x;
      |           ^
biarbore.cpp:23:9: error: ‘r’ was not declared in this scope
   23 |         r = new nod;
      |         ^
biarbore.cpp:29:9: error: ‘r’ was not declared in this scope
   29 |         r = 0;
      |         ^
biarbore.cpp: In function ‘int main()’:
biarbore.cpp:34:12: error: ‘r’ was not declared in this scope
   34 |     creare(r);
      |            ^

Cum funcționează evaluarea?