#499
Se dă un vector cu n numere naturale. Să se determine câte dintre perechile de elemente din vector sunt formate din valori cu aceeași sumă a cifrelor.
| Problema | Numarare5 | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64085995 | Utilizator | |
| Fișier | numarare5.cpp | Dimensiune | 415 B |
| Data încărcării | 16 Aprilie 2026, 10:48 | Scor/rezultat | Eroare de compilare |
numarare5.cpp: In function ‘int main()’: numarare5.cpp:7:9: error: no match for ‘operator>’ (operand types are ‘std::istream’ {aka ‘std::basic_istream<char>’} and ‘int’) 7 | {cin>a[i]; | ~~~^~~~~ | | | | | int | std::istream {aka std::basic_istream<char>} numarare5.cpp:7:9: note: candidate: ‘operator>(int, int)’ (built-in) 7 | {cin>a[i]; | ~~~^~~~~ numarare5.cpp:7:9: note: no known conversion for argument 1 from ‘std::istream’ {aka ‘std::basic_istream<char>’} to ‘int’ In file included from /usr/include/c++/13/string:48, 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 numarare5.cpp:1: /usr/include/c++/13/bits/stl_iterator.h:469:5: note: candidate: ‘template<class _Iterator> bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)’ 469 | operator>(const reverse_iterator<_Iterator>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:469:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::reverse_iterator<_Iterator>’ 7 | {cin>a[i]; | ^ /usr/include/c++/13/bits/stl_iterator.h:514:5: note: candidate: ‘template<class _IteratorL, class _IteratorR> bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)’ 514 | operator>(const reverse_iterator<_IteratorL>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:514:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::reverse_iterator<_Iterator>’ 7 | {cin>a[i]; | ^ /usr/include/c++/13/bits/stl_iterator.h:1725:5: note: candidate: ‘template<class _IteratorL, class _IteratorR> bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)’ 1725 | operator>(const move_iterator<_IteratorL>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:1725:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::move_iterator<_IteratorL>’ 7 | {cin>a[i]; | ^ /usr/include/c++/13/bits/stl_iterator.h:1784:5: note: candidate: ‘template<class _Iterator> bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)’ 1784 | operator>(const move_iterator<_Iterator>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:1784:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::move_iterator<_IteratorL>’ 7 | {cin>a[i]; | ^ In file included from /usr/include/c++/13/bits/stl_algobase.h:64, from /usr/include/c++/13/string:51: /usr/include/c++/13/bits/stl_pair.h:848:5: note: candidate: ‘template<class _T1, class _T2> constexpr bool std::operator>(const pair<_T1, _T2>&, const pair<_T1, _T2>&)’ 848 | operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) | ^~~~~~~~ /usr/include/c++/13/bits/stl_pair.h:848:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::pair<_T1, _T2>’ 7 | {cin>a[i]; | ^ In file included from /usr/include/c++/13/string:54: /usr/include/c++/13/bits/basic_string.h:3870:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Alloc>&, const __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’ 3870 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/13/bits/basic_string.h:3870:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’ 7 | {cin>a[i]; | ^ /usr/include/c++/13/bits/basic_string.h:3884:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)’ 3884 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/13/bits/basic_string.h:3884:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’ 7 | {cin>a[i]; | ^ /usr/include/c++/13/bits/basic_string.h:3897:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’ 3897 | operator>(const _CharT* __lhs, | ^~~~~~~~ /usr/include/c++/13/bits/basic_string.h:3897:5: note: template argument deduction/substitution failed: numarare5.cpp:7:13: note: mismatched types ‘const _CharT*’ and ‘std::basic_istream<char>’ 7 | {cin>a[i]; | ^ numarare5.cpp:10:12: error: ‘aux’ was not declared in this scope 10 | while(aux>0) | ^~~ numarare5.cpp:16:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] 16 | for(i=1;i<=n;i++) | ^~~ numarare5.cpp:19:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’ 19 | cout>>cnt; | ^~~~ numarare5.cpp:19:13: error: no match for ‘operator>>’ (operand types are ‘std::ostream’ {aka ‘std::basic_ostream<char>’} and ‘int’) 19 | cout>>cnt; | ~~~~^~~~~ | | | | | int | std::ostream {aka std::basic_ostream<char>} numarare5.cpp:19:13: note: candidate: ‘operator>>(int, int)’ (built-in) 19 | cout>>cnt; | ~~~~^~~~~ numarare5.cpp:19:13: note: no known conversion for argument 1 from ‘std::ostream’ {aka ‘std::basic_ostream<char>’} to ‘int’ In file included from /usr/include/c++/13/string:55: /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: numarare5.cpp:19:15: note: ‘std::ostream’ {aka ‘std::basic_ostream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’ 19 | cout>>cnt; | ^~~ 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: numarare5.cpp:19:15: note: ‘std::ostream’ {aka ‘std::basic_ostream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’ 19 | cout>>cnt; | ^~~ /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: numarare5.cpp:19:15: note: ‘std::ostream’ {aka ‘std::basic_ostream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’ 19 | cout>>cnt; | ^~~ /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: numarare5.cpp:19:15: note: ‘std::ostream’ {aka ‘std::basic_ostream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’ 19 | cout>>cnt; | ^~~ /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: numarare5.cpp:19:15: note: ‘std::ostream’ {aka ‘std::basic_ostream<char>’} is not derived from ‘std::basic_istream<_CharT, _Traits>’ 19 | cout>>cnt; | ^~~ /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: numarare5.cpp:19:15: note: ‘std::ostream’ {aka ‘std::basic_ostream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’ 19 | cout>>cnt; | ^~~ /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: numarare5.cpp:19:15: note: ‘std::ostream’ {aka ‘std::basic_ostream<char>’} is not derived from ‘std::basic_istream<char, _Traits>’ 19 | cout>>cnt; | ^~~ /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 = int&]’: numarare5.cpp:19:15: required from here /usr/include/c++/13/istream:1096:5: error: no type named ‘type’ in ‘struct std::enable_if<false, void>’
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Numarare5 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.