Detalii evaluare #51156299

Rezumat problemă

Se citește n număr natural. Calculați suma numerelor naturale mai mici sau egale cu n.

Detalii

Problema Suma Gauss Operații I/O tastatură/ecran
Limita timp 0.1 secunde Limita memorie Total: 64 MB / Stivă 8 MB
Id soluție #51156299 Utilizator clapon ema (Emac123)
Fișier suma_gauss.cpp Dimensiune 153 B
Data încărcării 27 Mai 2024, 16:51 Scor / rezultat Eroare de compilare

Evaluare

Mesaj compilare

suma_gauss.cpp: In function 'int main()':
suma_gauss.cpp:7:8: error: no match for 'operator>' (operand types are 'std::istream {aka std::basic_istream<char>}' and 'long long int')
     cin>n;

        ^
suma_gauss.cpp:7:8: note: candidates are:
In file included from /usr/include/c++/4.8/bits/stl_algobase.h:64:0,
                 from /usr/include/c++/4.8/bits/char_traits.h:39,
                 from /usr/include/c++/4.8/ios:40,
                 from /usr/include/c++/4.8/ostream:38,
                 from /usr/include/c++/4.8/iostream:39,
                 from suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/stl_pair.h:233:5: note: template<class _T1, class _T2> constexpr bool std::operator>(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)
     operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
     ^
/usr/include/c++/4.8/bits/stl_pair.h:233:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'const std::pair<_T1, _T2>'
     cin>n;

         ^
In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/4.8/bits/char_traits.h:39,
                 from /usr/include/c++/4.8/ios:40,
                 from /usr/include/c++/4.8/ostream:38,
                 from /usr/include/c++/4.8/iostream:39,
                 from suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/stl_iterator.h:309:5: note: template<class _Iterator> bool std::operator>(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)
     operator>(const reverse_iterator<_Iterator>& __x,
     ^
/usr/include/c++/4.8/bits/stl_iterator.h:309:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'const std::reverse_iterator<_Iterator>'
     cin>n;

         ^
In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/4.8/bits/char_traits.h:39,
                 from /usr/include/c++/4.8/ios:40,
                 from /usr/include/c++/4.8/ostream:38,
                 from /usr/include/c++/4.8/iostream:39,
                 from suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/stl_iterator.h:359:5: note: template<class _IteratorL, class _IteratorR> bool std::operator>(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)
     operator>(const reverse_iterator<_IteratorL>& __x,
     ^
/usr/include/c++/4.8/bits/stl_iterator.h:359:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'const std::reverse_iterator<_Iterator>'
     cin>n;

         ^
In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/4.8/bits/char_traits.h:39,
                 from /usr/include/c++/4.8/ios:40,
                 from /usr/include/c++/4.8/ostream:38,
                 from /usr/include/c++/4.8/iostream:39,
                 from suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/stl_iterator.h:1079:5: note: template<class _IteratorL, class _IteratorR> bool std::operator>(const std::move_iterator<_Iterator>&, const std::move_iterator<_IteratorR>&)
     operator>(const move_iterator<_IteratorL>& __x,
     ^
/usr/include/c++/4.8/bits/stl_iterator.h:1079:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'const std::move_iterator<_Iterator>'
     cin>n;

         ^
In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/4.8/bits/char_traits.h:39,
                 from /usr/include/c++/4.8/ios:40,
                 from /usr/include/c++/4.8/ostream:38,
                 from /usr/include/c++/4.8/iostream:39,
                 from suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/stl_iterator.h:1085:5: note: template<class _Iterator> bool std::operator>(const std::move_iterator<_Iterator>&, const std::move_iterator<_Iterator>&)
     operator>(const move_iterator<_Iterator>& __x,
     ^
/usr/include/c++/4.8/bits/stl_iterator.h:1085:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'const std::move_iterator<_Iterator>'
     cin>n;

         ^
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 suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/basic_string.h:2606:5: note: template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const std::basic_string<_CharT, _Traits, _Alloc>&, const std::basic_string<_CharT, _Traits, _Alloc>&)
     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
     ^
/usr/include/c++/4.8/bits/basic_string.h:2606:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'const std::basic_string<_CharT, _Traits, _Alloc>'
     cin>n;

         ^
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 suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/basic_string.h:2618:5: note: template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const std::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)
     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
     ^
/usr/include/c++/4.8/bits/basic_string.h:2618:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'const std::basic_string<_CharT, _Traits, _Alloc>'
     cin>n;

         ^
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 suma_gauss.cpp:1:
/usr/include/c++/4.8/bits/basic_string.h:2630:5: note: template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const _CharT*, const std::basic_string<_CharT, _Traits, _Alloc>&)
     operator>(const _CharT* __lhs,
     ^
/usr/include/c++/4.8/bits/basic_string.h:2630:5: note:   template argument deduction/substitution failed:
suma_gauss.cpp:7:9: note:   mismatched types 'const _CharT*' and 'std::basic_istream<char>'
     cin>n;

         ^
suma_gauss.cpp:10:13: error: expected ';' before ':' token
     return 0:

             ^
suma_gauss.cpp:10:13: error: expected primary-expression before ':' token
suma_gauss.cpp:10:13: error: expected ';' before ':' token
suma_gauss.cpp:5:21: warning: unused variable 'a' [-Wunused-variable]
     long long int n,a,s;

                     ^

Cum funcționează evaluarea?

www.pbinfo.ro permite evaluarea a două tipuri de probleme:

  • probleme la care rezolvarea presupune scrierea unui program complet
  • probleme la care rezolvarea presupune scrierea unei secvențe de program - câteva instrucțiuni, o listă de declarații, una sau mai multe funcții, etc.

Problema Suma Gauss face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:

  • Programul sursă este compilat folosind compilatorul corespunzător. Dacă în urma compilării se obțin erori sau avertismente, acestea sunt afișate în această pagină.
  • Dacă programul a fost compilat, executabilul obținut va fi rulat, furnizându-i-se unul sau mai multe seturi de date de intrare, în concordanță cu restricțiile specifice problemei. Pentru fiecare set de date se obține un anumit punctaj, în raport cu corectitudinea soluției tale.

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.

Du-te sus!