Rezumat problemă

Fibonacci

#255

Se dă un număr natural n. Să se afişeze în ordine crescătoare, primii n termeni ai şirului lui Fibonacci.

Consola Candale Silviu (silviu) ușoară

Clasa 9 Algoritmi elementari Generarea unor șiruri Fibonacci

Rezolvă

Detalii

Problema	Fibonacci	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64764793	Utilizator	dita andrei valeriu (Buldozerul89)
Fișier	fibonacci.cpp	Dimensiune	451 B
Data încărcării	28 Mai 2026, 15:48	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

fibonacci.cpp: In function ‘int main()’:
fibonacci.cpp:6:5: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
    6 |     cin>>n;
      |     ^~~
      |     std::cin
In file included from fibonacci.cpp:1:
/usr/include/c++/13/iostream:62:18: note: ‘std::cin’ declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
fibonacci.cpp:7:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
    7 |     if(n=1)
      |        ~^~
fibonacci.cpp:9:9: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
    9 |         cout<<0;
      |         ^~~~
      |         std::cout
/usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
fibonacci.cpp:10:13: error: expected ‘}’ before ‘else’
   10 |             else
      |             ^~~~
fibonacci.cpp:8:5: note: to match this ‘{’
    8 |     {
      |     ^
fibonacci.cpp:11:17: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   11 |             if(n=2)
      |                ~^~
fibonacci.cpp:13:13: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
   13 |             cout<<0<<1;
      |             ^~~~
      |             std::cout
/usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
fibonacci.cpp:14:17: error: expected ‘}’ before ‘else’
   14 |                 else
      |                 ^~~~
fibonacci.cpp:12:9: note: to match this ‘{’
   12 |         {
      |         ^
fibonacci.cpp:19:12: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
   19 |            cout<<f1<<f2;
      |            ^~~~
      |            std::cout
/usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
fibonacci.cpp:20:23: error: expected ‘;’ before ‘)’ token
   20 |            for(i=3;i<n)
      |                       ^
      |                       ;
fibonacci.cpp: At global scope:
fibonacci.cpp:29:5: error: expected declaration before ‘}’ token
   29 |     }
      |     ^
fibonacci.cpp:30:5: error: expected unqualified-id before ‘return’
   30 |     return 0;
      |     ^~~~~~
fibonacci.cpp:31:1: error: expected declaration before ‘}’ token
   31 | }
      | ^

Cum funcționează evaluarea?