#2793
PozitiiConsecutive
Considerăm următorul șir, în care n
este un număr natural nenul: \( f_n = \begin{cases}
0& \text{dacă } n = 1,\\
3& \text{dacă } n = 2,\\
2 \cdot f_{n-1} – f_{n-2} + 2& \text{dacă } n > 2.
\end{cases} \)
Primii termeni ai acestui șir sunt: 0, 3, 8, 15, 24, 35, 48, 63, 80 ....
Se citesc două numere naturale din intervalul [0,10
9
]
, x
și y
, reprezentând valorile a doi termeni aflați pe poziții consecutive în șirul dat (x<y
), și se cere să se afișeze, în ordine strict descrescătoare, separați prin câte un spațiu, toţi termenii șirului mai mici sau egali cu y
.
Subiect Bacalaureat 2018, sesiune august-septembrie
Problema | PozitiiConsecutive | Operații I/O |
pozitiiconsecutive.in /pozitiiconsecutive.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #39955342 | Utilizator | |
Fișier | pozitiiconsecutive.cpp | Dimensiune | 343 B |
Data încărcării | 22 Noiembrie 2022, 16:07 | Scor / rezultat | Eroare de compilare |
pozitiiconsecutive.cpp: In function 'int main()': pozitiiconsecutive.cpp:10:8: error: no match for 'operator<<' (operand types are 'std::ifstream {aka std::basic_ifstream<char>}' and 'int') out<<y<<' '<<x; ^ pozitiiconsecutive.cpp:10:8: note: candidates are: In file included from /usr/include/c++/4.8/string:52:0, 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/ostream:38, from /usr/include/c++/4.8/iostream:39, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/bits/basic_string.h:2753:5: note: template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::basic_string<_CharT, _Traits, _Alloc>&) operator<<(basic_ostream<_CharT, _Traits>& __os, ^ /usr/include/c++/4.8/bits/basic_string.h:2753:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:471:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT) operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c) ^ /usr/include/c++/4.8/ostream:471:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:476:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char) operator<<(basic_ostream<_CharT, _Traits>& __out, char __c) ^ /usr/include/c++/4.8/ostream:476:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:482:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, char) operator<<(basic_ostream<char, _Traits>& __out, char __c) ^ /usr/include/c++/4.8/ostream:482:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:488:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, signed char) operator<<(basic_ostream<char, _Traits>& __out, signed char __c) ^ /usr/include/c++/4.8/ostream:488:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:493:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, unsigned char) operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c) ^ /usr/include/c++/4.8/ostream:493:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:513:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*) operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s) ^ /usr/include/c++/4.8/ostream:513:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/ostream:612:0, from /usr/include/c++/4.8/iostream:39, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/bits/ostream.tcc:321:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*) operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s) ^ /usr/include/c++/4.8/bits/ostream.tcc:321:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:530:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char*) operator<<(basic_ostream<char, _Traits>& __out, const char* __s) ^ /usr/include/c++/4.8/ostream:530:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:543:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const signed char*) operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s) ^ /usr/include/c++/4.8/ostream:543:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:548:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const unsigned char*) operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s) ^ /usr/include/c++/4.8/ostream:548:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<y<<' '<<x; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:602:5: note: template<class _CharT, class _Traits, class _Tp> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&&, const _Tp&) operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x) ^ /usr/include/c++/4.8/ostream:602:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:10:10: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<y<<' '<<x; ^ pozitiiconsecutive.cpp:14:12: error: no match for 'operator<<' (operand types are 'std::ifstream {aka std::basic_ifstream<char>}' and 'char') out<<' '<<z; ^ pozitiiconsecutive.cpp:14:12: note: candidates are: In file included from /usr/include/c++/4.8/string:52:0, 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/ostream:38, from /usr/include/c++/4.8/iostream:39, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/bits/basic_string.h:2753:5: note: template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::basic_string<_CharT, _Traits, _Alloc>&) operator<<(basic_ostream<_CharT, _Traits>& __os, ^ /usr/include/c++/4.8/bits/basic_string.h:2753:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:471:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT) operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c) ^ /usr/include/c++/4.8/ostream:471:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:476:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char) operator<<(basic_ostream<_CharT, _Traits>& __out, char __c) ^ /usr/include/c++/4.8/ostream:476:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:482:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, char) operator<<(basic_ostream<char, _Traits>& __out, char __c) ^ /usr/include/c++/4.8/ostream:482:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:488:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, signed char) operator<<(basic_ostream<char, _Traits>& __out, signed char __c) ^ /usr/include/c++/4.8/ostream:488:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:493:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, unsigned char) operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c) ^ /usr/include/c++/4.8/ostream:493:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:513:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*) operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s) ^ /usr/include/c++/4.8/ostream:513:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/ostream:612:0, from /usr/include/c++/4.8/iostream:39, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/bits/ostream.tcc:321:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*) operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s) ^ /usr/include/c++/4.8/bits/ostream.tcc:321:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:530:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char*) operator<<(basic_ostream<char, _Traits>& __out, const char* __s) ^ /usr/include/c++/4.8/ostream:530:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:543:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const signed char*) operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s) ^ /usr/include/c++/4.8/ostream:543:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:548:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const unsigned char*) operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s) ^ /usr/include/c++/4.8/ostream:548:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<char, _Traits>' out<<' '<<z; ^ In file included from /usr/include/c++/4.8/iostream:39:0, from pozitiiconsecutive.cpp:1: /usr/include/c++/4.8/ostream:602:5: note: template<class _CharT, class _Traits, class _Tp> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&&, const _Tp&) operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x) ^ /usr/include/c++/4.8/ostream:602:5: note: template argument deduction/substitution failed: pozitiiconsecutive.cpp:14:14: note: 'std::ifstream {aka std::basic_ifstream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>' out<<' '<<z; ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema PozitiiConsecutive 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.