Rezumat problemă

Chenar

#210

Să se parcurgă în sensul acelor de ceasornic chenarul exterior al unei matrice pătratice.

Variante Bacalaureat 2009

Fișiere Candale Silviu (silviu) ușoară

Clasa 9 Tablouri bidimensionale (matrice) Parcurgerea matricelor pătratice Bacalaureat Bacalaureat 2009

Rezolvă

Detalii

Problema	Chenar	Operații I/O	chenar.in/chenar.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64557178	Utilizator	Ambrus Mihai (misu_568)
Fișier	chenar.cpp	Dimensiune	518 B
Data încărcării	14 Mai 2026, 10:29	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

chenar.cpp: In function ‘int main()’:
chenar.cpp:12:5: error: reference to ‘cin’ is ambiguous
   12 |     cin>>n;
      |     ^~~
In file included from chenar.cpp:1:
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
chenar.cpp:5:10: note:                 ‘std::ifstream cin’
    5 | ifstream cin("chenar.in");
      |          ^~~
chenar.cpp:16:13: error: reference to ‘cin’ is ambiguous
   16 |             cin>>a[i][j];
      |             ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
chenar.cpp:5:10: note:                 ‘std::ifstream cin’
    5 | ifstream cin("chenar.in");
      |          ^~~
chenar.cpp:19:9: error: reference to ‘cout’ is ambiguous
   19 |         cout<<a[0][j]<<" ";
      |         ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
chenar.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("chenar.out");
      |          ^~~~
chenar.cpp:22:9: error: reference to ‘cout’ is ambiguous
   22 |         cout<<a[i][n-1]<<" ";
      |         ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
chenar.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("chenar.out");
      |          ^~~~
chenar.cpp:25:9: error: reference to ‘cout’ is ambiguous
   25 |         cout<<a[n-1][j]<<" ";
      |         ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
chenar.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("chenar.out");
      |          ^~~~
chenar.cpp:28:9: error: reference to ‘cout’ is ambiguous
   28 |         cout<<a[i][0]<<" ";
      |         ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
chenar.cpp:6:10: note:                 ‘std::ofstream cout’
    6 | ofstream cout("chenar.out");
      |          ^~~~

Cum funcționează evaluarea?