Rezumat problemă

2n

#4862

Se citește de la tastatură un număr natural n de 8 cifre. Să se verifice dacă numărul format din primele 4 cifre ale lui n este egal cu numărul format din ultimele 4 cifre ale lui n.

ad-hoc

Consola Minca Carmen (carmen) Minca Carmen ușoară

Clasa 9 Elemente de baza ale limbajului Structura de decizie

Rezolvă

Detalii

Problema	2n	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64107159	Utilizator	Bejenariu Sofia Arianna (BejenariuSofia)
Fișier	n.cpp	Dimensiune	407 B
Data încărcării	17 Aprilie 2026, 11:29	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

n.cpp: In function ‘int main()’:
n.cpp:9:5: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
    9 |     cin>>N;
      |     ^~~
      |     std::cin
In file included from n.cpp:2:
/usr/include/c++/13/iostream:62:18: note: ‘std::cin’ declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
n.cpp:18:6: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
   18 |      cout << "DA";
      |      ^~~~
      |      std::cout
/usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
n.cpp:20:5: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
   20 |     cout << "NU";
      |     ^~~~
      |     std::cout
/usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
n.cpp:19:1: warning: this ‘else’ clause does not guard... [-Wmisleading-indentation]
   19 | else
      | ^~~~
n.cpp:22:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘else’
   22 |     return 0;
      |     ^~~~~~

Cum funcționează evaluarea?