Rezumat problemă

EasyQuery

#1268

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Detalii

Problema	EasyQuery	Operații I/O	easyquery.in/easyquery.out
Limita timp	0.4 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#57549388	Utilizator	Adochitei Sebastian (Sebiado91111)
Fișier	easyquery.cpp	Dimensiune	557 B
Data încărcării	04 Aprilie 2025, 10:07	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

easyquery.cpp:4:27: error: no matching function for call to 'std::basic_istream<char>::basic_istream(const char [13])'
 istream cin("easyquery.in");

                           ^
easyquery.cpp:4:27: note: candidates are:
In file included from /usr/include/c++/4.8/iostream:40:0,
                 from easyquery.cpp:1:
/usr/include/c++/4.8/istream:606:7: note: std::basic_istream<_CharT, _Traits>::basic_istream() [with _CharT = char; _Traits = std::char_traits<char>]
       basic_istream()
       ^
/usr/include/c++/4.8/istream:606:7: note:   candidate expects 0 arguments, 1 provided
/usr/include/c++/4.8/istream:93:7: note: std::basic_istream<_CharT, _Traits>::basic_istream(std::basic_istream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>]
       basic_istream(__streambuf_type* __sb)
       ^
/usr/include/c++/4.8/istream:93:7: note:   no known conversion for argument 1 from 'const char [13]' to 'std::basic_istream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}'
easyquery.cpp:5:14: error: variable 'std::ofstream cout' has initializer but incomplete type
 ofstream cout("easyquery.out");

              ^
easyquery.cpp: In function 'int main()':
easyquery.cpp:9:5: error: reference to 'cin' is ambiguous
     cin>>n;

     ^
easyquery.cpp:4:9: note: candidates are: std::istream cin
 istream cin("easyquery.in");

         ^
In file included from easyquery.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
easyquery.cpp:11:5: error: reference to 'cin' is ambiguous
     cin>>v[i];

     ^
easyquery.cpp:4:9: note: candidates are: std::istream cin
 istream cin("easyquery.in");

         ^
In file included from easyquery.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
easyquery.cpp:12:5: error: reference to 'cin' is ambiguous
     cin>>nr;

     ^
easyquery.cpp:4:9: note: candidates are: std::istream cin
 istream cin("easyquery.in");

         ^
In file included from easyquery.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
easyquery.cpp:14:9: error: reference to 'cin' is ambiguous
         cin>>tip>>st>>dr>>val;

         ^
easyquery.cpp:4:9: note: candidates are: std::istream cin
 istream cin("easyquery.in");

         ^
In file included from easyquery.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
easyquery.cpp:14:23: error: 'dr' was not declared in this scope
         cin>>tip>>st>>dr>>val;

                       ^
easyquery.cpp:21:9: error: reference to 'cout' is ambiguous
         cout<<a[i]+v[i]<<" ";

         ^
easyquery.cpp:5:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("easyquery.out");

          ^
In file included from easyquery.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^

Cum funcționează evaluarea?