Rezumat problemă

Eratostene

#303

Se dau n numere naturale mai mici decât 1.000.000. Determinaţi câte dintre ele sunt prime.

Fișiere Candale Silviu (silviu) medie

Clasa 9 Tablouri unidimensionale (vectori) Vectori caracteristici / de frecventa Ciurul lui Eratostene

Rezolvă

Detalii

Problema	Eratostene	Operații I/O	eratostene.in/eratostene.out
Limita timp	0.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64467480	Utilizator	Cirstea Eric (Eric_elevCNITV)
Fișier	eratostene.cpp	Dimensiune	495 B
Data încărcării	08 Mai 2026, 13:46	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

eratostene.cpp:5:11: error: variable ‘std::ifstream f’ has initializer but incomplete type
    5 | ifstream f("ratostene.in")
      |           ^
eratostene.cpp:6:1: error: expected ‘,’ or ‘;’ before ‘osftream’
    6 | osftream g("eratostene.out")
      | ^~~~~~~~
eratostene.cpp: In function ‘int main()’:
eratostene.cpp:12:5: error: ‘v’ was not declared in this scope
   12 |     v[0]=v[1]=1;
      |     ^
eratostene.cpp:23:8: error: ‘n’ was not declared in this scope
   23 |     f>>n;
      |        ^
eratostene.cpp:26:12: error: ‘x’ was not declared in this scope
   26 |         f>>x;
      |            ^
eratostene.cpp:28:13: error: ‘cnt’ was not declared in this scope; did you mean ‘int’?
   28 |             cnt++;
      |             ^~~
      |             int
eratostene.cpp:30:5: error: ‘g’ was not declared in this scope
   30 |     g<<cnt;
      |     ^
eratostene.cpp:30:8: error: ‘cnt’ was not declared in this scope; did you mean ‘int’?
   30 |     g<<cnt;
      |        ^~~
      |        int
eratostene.cpp:32:2: error: expected ‘}’ at end of input
   32 | }
      |  ^
eratostene.cpp:11:1: note: to match this ‘{’
   11 | {
      | ^

Cum funcționează evaluarea?