Rezumat problemă

SumaPatrate

#47

Să se scrie un program care citește numărul natural n și determină suma primelor n pătrate perfecte nenule.

Consola Candale Silviu (silviu) ușoară

Clasa 9 Algoritmi elementari Sume, produse, numărări

Rezolvă

Detalii

Problema	SumaPatrate	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64819339	Utilizator	Blaj Eric (eric_TIC)
Fișier	sumapatrate.cpp	Dimensiune	187 B
Data încărcării	03 Iunie 2026, 14:15	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

sumapatrate.cpp: In function ‘int main()’:
sumapatrate.cpp:11:28: error: no match for ‘operator>>’ (operand types are ‘std::basic_ostream<char>’ and ‘long long int’)
   11 |     cout<<"Rezultatul este">>s;
      |     ~~~~~~~~~~~~~~~~~~~~~~~^~~
      |         |                    |
      |         |                    long long int
      |         std::basic_ostream<char>
sumapatrate.cpp:11:28: note: candidate: ‘operator>>(int, long long int)’ (built-in)
   11 |     cout<<"Rezultatul este">>s;
      |     ~~~~~~~~~~~~~~~~~~~~~~~^~~
sumapatrate.cpp:11:28: note:   no known conversion for argument 1 from ‘std::basic_ostream<char>’ to ‘int’
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/ostream:40,
                 from /usr/include/c++/13/iostream:41,
                 from sumapatrate.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:
sumapatrate.cpp:11:30: note:   ‘std::basic_ostream<char>’ is not derived from ‘std::basic_istream<_CharT, _Traits>’
   11 |     cout<<"Rezultatul este">>s;
      |                              ^
In file included from /usr/include/c++/13/istream:1106,
                 from /usr/include/c++/13/iostream:42:
/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:
sumapatrate.cpp:11:30: note:   ‘std::basic_ostream<char>’ is not derived from ‘std::basic_istream<_CharT, _Traits>’
   11 |     cout<<"Rezultatul este">>s;
      |                              ^
/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:
sumapatrate.cpp:11:30: note:   ‘std::basic_ostream<char>’ is not derived from ‘std::basic_istream<char, _Traits>’
   11 |     cout<<"Rezultatul este">>s;
      |                              ^
/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:
sumapatrate.cpp:11:30: note:   ‘std::basic_ostream<char>’ is not derived from ‘std::basic_istream<char, _Traits>’
   11 |     cout<<"Rezultatul este">>s;
      |                              ^
/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:
sumapatrate.cpp:11:30: note:   ‘std::basic_ostream<char>’ is not derived from ‘std::basic_istream<_CharT, _Traits>’
   11 |     cout<<"Rezultatul este">>s;
      |                              ^
/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:
sumapatrate.cpp:11:30: note:   ‘std::basic_ostream<char>’ is not derived from ‘std::basic_istream<char, _Traits>’
   11 |     cout<<"Rezultatul este">>s;
      |                              ^
/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:
sumapatrate.cpp:11:30: note:   ‘std::basic_ostream<char>’ is not derived from ‘std::basic_istream<char, _Traits>’
   11 |     cout<<"Rezultatul este">>s;
      |                              ^
/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_ostream<char>&; _Tp = long long int&]’:
sumapatrate.cpp:11:30:   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?