Rezumat problemă

Puteri6

#2843

Se dă un număr natural n (1 ≤ n ≤ 106 ) și un șir cu cel mult 1.000.000 de elemente, numere naturale de forma 10p (0 ≤ p ≤ 9). Se cere să se afișeze numărul care ar apărea pe poziția n în șirul ordonat crescător. Dacă șirul are mai puțin de n termeni, se afișează mesajul Nu exista.

Subiect Bacalaureat 2014, sesiune august-septembrie

Fișiere Candale Silviu (silviu) medie

Clasa 9 Tablouri unidimensionale (vectori) Vectori caracteristici / de frecventa Bacalaureat Bacalaureat 2014 Vector de frecvență Bac MI

Rezolvă

Detalii

Problema	Puteri6	Operații I/O	puteri6.in/puteri6.out
Limita timp	0.3 secunde	Limita memorie	Total: 2 MB / Stivă 2 MB
Id soluție	#64536205	Utilizator	Frunza Sofia (30_sofi)
Fișier	puteri6.cpp	Dimensiune	328 B
Data încărcării	13 Mai 2026, 08:38	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

puteri6.cpp: In function ‘int main()’:
puteri6.cpp:14:17: error: no match for ‘operator>>’ (operand types are ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} and ‘const char [10]’)
   14 |    if (x<n) fout>>"nu exista";
      |             ~~~~^~~~~~~~~~~~~
      |             |     |
      |             |     const char [10]
      |             std::ofstream {aka std::basic_ofstream<char>}
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/istream:40,
                 from /usr/include/c++/13/fstream:40,
                 from puteri6.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:
puteri6.cpp:14:19: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’
   14 |    if (x<n) fout>>"nu exista";
      |                   ^~~~~~~~~~~
In file included from /usr/include/c++/13/istream:1106:
/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:
puteri6.cpp:14:19: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’
   14 |    if (x<n) fout>>"nu exista";
      |                   ^~~~~~~~~~~
/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:
puteri6.cpp:14:19: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   14 |    if (x<n) fout>>"nu exista";
      |                   ^~~~~~~~~~~
/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:
puteri6.cpp:14:19: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   14 |    if (x<n) fout>>"nu exista";
      |                   ^~~~~~~~~~~
/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:
puteri6.cpp:14:19: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’
   14 |    if (x<n) fout>>"nu exista";
      |                   ^~~~~~~~~~~
/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:
puteri6.cpp:14:19: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   14 |    if (x<n) fout>>"nu exista";
      |                   ^~~~~~~~~~~
/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:
puteri6.cpp:14:19: note:   ‘std::ofstream’ {aka ‘std::basic_ofstream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’
   14 |    if (x<n) fout>>"nu exista";
      |                   ^~~~~~~~~~~
/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 = const char (&)[10]]’:
puteri6.cpp:14:19:   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?