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	#49591931	Utilizator	Miclos Matei (Matei_Miclos)
Fișier	biarbore.cpp	Dimensiune	512 B
Data încărcării	08 Martie 2024, 10:38	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

biarbore.cpp: In function 'int main()':
biarbore.cpp:30:22: error: no match for 'operator>>' (operand types are 'std::basic_ostream<char>' and 'char')
     cout<<r->st->info>>' '>>r->dr->info;

                      ^
biarbore.cpp:30:22: note: candidates are:
In file included from /usr/include/c++/4.8/string:53:0,
                 from /usr/include/c++/4.8/bits/locale_classes.h:40,
                 from /usr/include/c++/4.8/bits/ios_base.h:41,
                 from /usr/include/c++/4.8/ios:42,
                 from /usr/include/c++/4.8/istream:38,
                 from /usr/include/c++/4.8/fstream:38,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/bits/basic_string.tcc:996:5: note: template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::basic_string<_CharT, _Traits, _Alloc>&)
     operator>>(basic_istream<_CharT, _Traits>& __in,
     ^
/usr/include/c++/4.8/bits/basic_string.tcc:996:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<_CharT, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^
In file included from /usr/include/c++/4.8/istream:882:0,
                 from /usr/include/c++/4.8/fstream:38,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/bits/istream.tcc:955:5: note: template<class _CharT2, class _Traits2> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT2*)
     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
     ^
/usr/include/c++/4.8/bits/istream.tcc:955:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<_CharT, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^
In file included from /usr/include/c++/4.8/istream:882:0,
                 from /usr/include/c++/4.8/fstream:38,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/bits/istream.tcc:923:5: note: template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&)
     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
     ^
/usr/include/c++/4.8/bits/istream.tcc:923:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<_CharT, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^
In file included from /usr/include/c++/4.8/fstream:38:0,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/istream:727:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char&)
     operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
     ^
/usr/include/c++/4.8/istream:727:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<char, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^
In file included from /usr/include/c++/4.8/fstream:38:0,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/istream:732:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char&)
     operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
     ^
/usr/include/c++/4.8/istream:732:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<char, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^
In file included from /usr/include/c++/4.8/fstream:38:0,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/istream:774:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char*)
     operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
     ^
/usr/include/c++/4.8/istream:774:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<char, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^
In file included from /usr/include/c++/4.8/fstream:38:0,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/istream:779:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char*)
     operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
     ^
/usr/include/c++/4.8/istream:779:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<char, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^
In file included from /usr/include/c++/4.8/fstream:38:0,
                 from biarbore.cpp:1:
/usr/include/c++/4.8/istream:872:5: note: template<class _CharT, class _Traits, class _Tp> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&)
     operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x)
     ^
/usr/include/c++/4.8/istream:872:5: note:   template argument deduction/substitution failed:
biarbore.cpp:30:24: note:   'std::basic_ostream<char>' is not derived from 'std::basic_istream<_CharT, _Traits>'
     cout<<r->st->info>>' '>>r->dr->info;

                        ^

Cum funcționează evaluarea?