#45
Să se scrie un program care citește un număr natural și verifică dacă este prim.
| Problema | VerifPrim | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64227958 | Utilizator | |
| Fișier | verifprim.cpp | Dimensiune | 281 B |
| Data încărcării | 24 Aprilie 2026, 08:05 | Scor/rezultat | Eroare de compilare |
verifprim.cpp:2:1: error: extended character £ is not valid in an identifier 2 | £include <cmath> | ^ verifprim.cpp:2:1: error: ‘£include’ does not name a type 2 | £include <cmath> | ^~~~~~~~ verifprim.cpp: In function ‘int main()’: verifprim.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 verifprim.cpp:1: /usr/include/c++/13/iostream:62:18: note: ‘std::cin’ declared here 62 | extern istream cin; ///< Linked to standard input | ^~~ verifprim.cpp:7:9: error: ‘i’ was not declared in this scope 7 | for(i = 2; i < sqrt(n);i++){ | ^ verifprim.cpp:7:20: error: ‘sqrt’ was not declared in this scope 7 | for(i = 2; i < sqrt(n);i++){ | ^~~~ verifprim.cpp:10:15: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’? 10 | if(ok==0){cout<<"DA";} | ^~~~ | std::cout /usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here 63 | extern ostream cout; ///< Linked to standard output | ^~~~ verifprim.cpp:11:15: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’? 11 | if(ok!=0){cout<<"NU";} | ^~~~ | std::cout /usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here 63 | extern ostream cout; ///< Linked to standard output | ^~~~
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema VerifPrim face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.