Rezumat problemă

Patrat1

#458

Se citește numărul natural impar n, şi două caractere c şi d. Să se afișeze următorul pătrat, format din n linii şi n coloane, în care cele două caractere alternează:

cdc...dc
dcd...cd
....
dcd...cd
cdc...dc

Consola Candale Silviu (silviu) ușoară

Clasa 9 Elemente de baza ale limbajului Structuri repetitive Afișarea unor figuri

Rezolvă

Detalii

Problema	Patrat1	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#57650166	Utilizator	Stanila Sabrina (Sabrina2025)
Fișier	patrat1.cpp	Dimensiune	445 B
Data încărcării	09 Aprilie 2025, 08:21	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

patrat1.cpp: In function 'int main()':
patrat1.cpp:5:5: error: 'cin' was not declared in this scope
     cin>>n>>a>>b;

     ^
patrat1.cpp:5:5: note: suggested alternative:
In file included from patrat1.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
patrat1.cpp:6:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1;i<=n;i++){

                    ^
patrat1.cpp:7:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if (i%2==1){for(int j=1;j<=n;j++){

                                    ^
patrat1.cpp:8:36: error: 'cout' was not declared in this scope
                         if(j%2==1) cout<<a;

                                    ^
patrat1.cpp:8:36: note: suggested alternative:
In file included from patrat1.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
patrat1.cpp:9:30: error: 'cout' was not declared in this scope
                         else cout<<b;}

                              ^
patrat1.cpp:9:30: note: suggested alternative:
In file included from patrat1.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
patrat1.cpp:11:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         else if (i%2==0){for(int k=1;k<=n;k++){

                                         ^
patrat1.cpp:12:37: error: 'cout' was not declared in this scope
                          if(k%2==1) cout<<b;

                                     ^
patrat1.cpp:12:37: note: suggested alternative:
In file included from patrat1.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
patrat1.cpp:13:31: error: 'cout' was not declared in this scope
                          else cout<<a;}

                               ^
patrat1.cpp:13:31: note: suggested alternative:
In file included from patrat1.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
patrat1.cpp:15:9: error: 'cout' was not declared in this scope
         cout<<endl;}

         ^
patrat1.cpp:15:9: note: suggested alternative:
In file included from patrat1.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
patrat1.cpp:15:15: error: 'endl' was not declared in this scope
         cout<<endl;}

               ^
patrat1.cpp:15:15: note: suggested alternative:
In file included from /usr/include/c++/4.8/iostream:39:0,
                 from patrat1.cpp:1:
/usr/include/c++/4.8/ostream:564:5: note:   'std::endl'
     endl(basic_ostream<_CharT, _Traits>& __os)
     ^

Cum funcționează evaluarea?