Rezumat problemă

Palindrom

#88

Să se verifice dacă un cuvânt dat este palindrom.

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Detalii

Problema	Palindrom	Operații I/O	palindrom.in/palindrom.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#55997625	Utilizator	Dorobantu David George (Dorobantu_David)
Fișier	palindrom.cpp	Dimensiune	1.30 KB
Data încărcării	02 Februarie 2025, 17:13	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

palindrom.cpp: In function 'int main()':
palindrom.cpp:12:5: error: reference to 'cin' is ambiguous
     cin >> n;

     ^
palindrom.cpp:7:10: note: candidates are: std::ifstream cin
 ifstream cin("palindrom.in");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
palindrom.cpp:16:9: error: reference to 'cin' is ambiguous
         cin >> ch;

         ^
palindrom.cpp:7:10: note: candidates are: std::ifstream cin
 ifstream cin("palindrom.in");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
palindrom.cpp:30:13: error: reference to 'cout' is ambiguous
             cout << 1 << endl;

             ^
palindrom.cpp:8:10: note: candidates are: std::ofstream cout
 ofstream cout("palindrom.out");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^
palindrom.cpp:32:13: error: reference to 'cout' is ambiguous
             cout << 0 << endl;

             ^
palindrom.cpp:8:10: note: candidates are: std::ofstream cout
 ofstream cout("palindrom.out");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^
palindrom.cpp: At global scope:
palindrom.cpp:42:13: error: redefinition of 'std::ifstream cin'
 ifstream cin("palindrom.in");

             ^
palindrom.cpp:7:10: error: 'std::ifstream cin' previously declared here
 ifstream cin("palindrom.in");

          ^
palindrom.cpp:43:14: error: redefinition of 'std::ofstream cout'
 ofstream cout("palindrom.out");

              ^
palindrom.cpp:8:10: error: 'std::ofstream cout' previously declared here
 ofstream cout("palindrom.out");

          ^
palindrom.cpp: In function 'int main()':
palindrom.cpp:44:5: error: redefinition of 'int main()'
 int main()

     ^
palindrom.cpp:9:5: error: 'int main()' previously defined here
 int main()

     ^
palindrom.cpp:47:5: error: reference to 'cin' is ambiguous
     cin >> n;

     ^
palindrom.cpp:7:10: note: candidates are: std::ifstream cin
 ifstream cin("palindrom.in");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
palindrom.cpp:51:9: error: reference to 'cin' is ambiguous
         cin >> ch;

         ^
palindrom.cpp:7:10: note: candidates are: std::ifstream cin
 ifstream cin("palindrom.in");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
palindrom.cpp:65:13: error: reference to 'cout' is ambiguous
             cout << 1 << endl;

             ^
palindrom.cpp:8:10: note: candidates are: std::ofstream cout
 ofstream cout("palindrom.out");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^
palindrom.cpp:67:13: error: reference to 'cout' is ambiguous
             cout << 0 << endl;

             ^
palindrom.cpp:8:10: note: candidates are: std::ofstream cout
 ofstream cout("palindrom.out");

          ^
In file included from palindrom.cpp:2:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^

Cum funcționează evaluarea?