Rezumat problemă

expatr

#2600

Scrieți un program care citește de la tastatură un număr natural a și care afișează partea întreagă a valorii expresiei \( {{3 \cdot \left(a^2+a^4 \right)} \over {a^2+a^4 + \sqrt {a^2+a^4} }} + \sqrt {a^2+a^4} \).

Consola Marius Nicoli (mariusn) Nicoli Marius ușoară

Clasa 9 Elemente de baza ale limbajului Operatori și expresii

Rezolvă

Detalii

Problema	expatr	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#52402559	Utilizator	Spiridon Teodora (Teodora_Spiridon)
Fișier	expatr.cpp	Dimensiune	217 B
Data încărcării	29 Septembrie 2024, 12:38	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

expatr.cpp:8:5: error: stray '\342' in program
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

     ^
expatr.cpp:8:5: error: stray '\210' in program
expatr.cpp:8:5: error: stray '\232' in program
expatr.cpp:8:5: error: stray '\342' in program
expatr.cpp:8:5: error: stray '\210' in program
expatr.cpp:8:5: error: stray '\232' in program
expatr.cpp: In function 'int main()':
expatr.cpp:8:10: error: no match for 'operator<<' (operand types are 'std::ostream {aka std::basic_ostream<char>}' and '<unresolved overloaded function type>')
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

          ^
expatr.cpp:8:10: note: candidates are:
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.cpp:1:
/usr/include/c++/4.8/ostream:108:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ostream_type& (*)(std::basic_ostream<_CharT, _Traits>::__ostream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(__ostream_type& (*__pf)(__ostream_type&))
       ^
/usr/include/c++/4.8/ostream:108:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'std::basic_ostream<char>::__ostream_type& (*)(std::basic_ostream<char>::__ostream_type&) {aka std::basic_ostream<char>& (*)(std::basic_ostream<char>&)}'
/usr/include/c++/4.8/ostream:117:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ios_type& (*)(std::basic_ostream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>; std::basic_ostream<_CharT, _Traits>::__ios_type = std::basic_ios<char>]
       operator<<(__ios_type& (*__pf)(__ios_type&))
       ^
/usr/include/c++/4.8/ostream:117:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'std::basic_ostream<char>::__ios_type& (*)(std::basic_ostream<char>::__ios_type&) {aka std::basic_ios<char>& (*)(std::basic_ios<char>&)}'
/usr/include/c++/4.8/ostream:127:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(ios_base& (*__pf) (ios_base&))
       ^
/usr/include/c++/4.8/ostream:127:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'std::ios_base& (*)(std::ios_base&)'
/usr/include/c++/4.8/ostream:166:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(long __n)
       ^
/usr/include/c++/4.8/ostream:166:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'long int'
/usr/include/c++/4.8/ostream:170:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(unsigned long __n)
       ^
/usr/include/c++/4.8/ostream:170:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'long unsigned int'
/usr/include/c++/4.8/ostream:174:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(bool) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(bool __n)
       ^
/usr/include/c++/4.8/ostream:174:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'bool'
In file included from /usr/include/c++/4.8/ostream:612:0,
                 from /usr/include/c++/4.8/iostream:39,
                 from expatr.cpp:1:
/usr/include/c++/4.8/bits/ostream.tcc:91:5: note: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(short int) [with _CharT = char; _Traits = std::char_traits<char>]
     basic_ostream<_CharT, _Traits>::
     ^
/usr/include/c++/4.8/bits/ostream.tcc:91:5: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'short int'
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.cpp:1:
/usr/include/c++/4.8/ostream:181:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(short unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(unsigned short __n)
       ^
/usr/include/c++/4.8/ostream:181:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'short unsigned int'
In file included from /usr/include/c++/4.8/ostream:612:0,
                 from /usr/include/c++/4.8/iostream:39,
                 from expatr.cpp:1:
/usr/include/c++/4.8/bits/ostream.tcc:105:5: note: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(int) [with _CharT = char; _Traits = std::char_traits<char>]
     basic_ostream<_CharT, _Traits>::
     ^
/usr/include/c++/4.8/bits/ostream.tcc:105:5: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'int'
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.cpp:1:
/usr/include/c++/4.8/ostream:192:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(unsigned int __n)
       ^
/usr/include/c++/4.8/ostream:192:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'unsigned int'
/usr/include/c++/4.8/ostream:201:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(long long __n)
       ^
/usr/include/c++/4.8/ostream:201:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'long long int'
/usr/include/c++/4.8/ostream:205:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(unsigned long long __n)
       ^
/usr/include/c++/4.8/ostream:205:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'long long unsigned int'
/usr/include/c++/4.8/ostream:220:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(double) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(double __f)
       ^
/usr/include/c++/4.8/ostream:220:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'double'
/usr/include/c++/4.8/ostream:224:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(float) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(float __f)
       ^
/usr/include/c++/4.8/ostream:224:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'float'
/usr/include/c++/4.8/ostream:232:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long double) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(long double __f)
       ^
/usr/include/c++/4.8/ostream:232:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'long double'
/usr/include/c++/4.8/ostream:245:7: note: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(const void*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
       operator<<(const void* __p)
       ^
/usr/include/c++/4.8/ostream:245:7: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'const void*'
In file included from /usr/include/c++/4.8/ostream:612:0,
                 from /usr/include/c++/4.8/iostream:39,
                 from expatr.cpp:1:
/usr/include/c++/4.8/bits/ostream.tcc:119:5: note: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>]
     basic_ostream<_CharT, _Traits>::
     ^
/usr/include/c++/4.8/bits/ostream.tcc:119:5: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'std::basic_ostream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}'
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 expatr.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:
expatr.cpp:8:13: note:   mismatched types 'const std::basic_string<_CharT, _Traits, _Alloc>' and 'float(float)'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
expatr.cpp:8:13: note:   mismatched types 'const std::basic_string<_CharT, _Traits, _Alloc>' and 'long double(long double)'
expatr.cpp:8:13: note:   mismatched types 'const std::basic_string<_CharT, _Traits, _Alloc>' and 'double(double)throw ()'
expatr.cpp:8:13: note:   couldn't deduce template parameter '_Alloc'
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.cpp:1:
/usr/include/c++/4.8/ostream:471:5: note: std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT) [with _CharT = char; _Traits = std::char_traits<char>]
     operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
     ^
/usr/include/c++/4.8/ostream:471:5: note:   no known conversion for argument 2 from '<unresolved overloaded function type>' to 'char'
/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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'char'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'char'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'signed char'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'unsigned char'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.cpp:1:
/usr/include/c++/4.8/ostream:513:5: note: std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*) [with _CharT = char; _Traits = std::char_traits<char>]
     operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
     ^
/usr/include/c++/4.8/ostream:513:5: note:   no known conversion for argument 2 from '<unresolved overloaded function type>' to 'const char*'
In file included from /usr/include/c++/4.8/ostream:612:0,
                 from /usr/include/c++/4.8/iostream:39,
                 from expatr.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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'const char*'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'const char*'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'const signed char*'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.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:
expatr.cpp:8:13: note:   cannot convert 'std::floor' (type '<unresolved overloaded function type>') to type 'const unsigned char*'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from expatr.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:
expatr.cpp:8:13: note:   couldn't deduce template parameter '_Tp'
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

             ^
expatr.cpp:8:18: error: expected ';' before '{' token
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

                  ^
expatr.cpp:8:39: error: expected primary-expression before '/' token
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

                                       ^
expatr.cpp:8:40: error: expected primary-expression before '{' token
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

                                        ^
expatr.cpp:8:40: error: expected ';' before '{' token
expatr.cpp:8:85: error: expected identifier before '(' token
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

                                                                                     ^
expatr.cpp: In lambda function:
expatr.cpp:8:101: error: expected '{' before ';' token
     cout << floor{3*[(a*a)+(a*a*a*a)]}/{[(a*a)+(a*a*a*a)]+√[(a*a)+(a*a*a*a)]}+√[(a*a)+(a*a*a*a)];

                                                                                                     ^

Cum funcționează evaluarea?