#298
Se dă un şir format din n elemente, numere naturale. Calculaţi suma elementelor din secvenţa determinată de primul şi ultimul element prim.
| Problema | SumSec | Operații I/O |
sumsec.in/sumsec.out
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64765111 | Utilizator | |
| Fișier | sumsec.cpp | Dimensiune | 906 B |
| Data încărcării | 28 Mai 2026, 16:13 | Scor/rezultat | Eroare de compilare |
sumsec.cpp: In function ‘int main()’: sumsec.cpp:10:5: error: reference to ‘cin’ is ambiguous 10 | cin>>N; | ^~~ In file included from sumsec.cpp:1: /usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’ 62 | extern istream cin; ///< Linked to standard input | ^~~ sumsec.cpp:4:10: note: ‘std::ifstream cin’ 4 | ifstream cin("sumsec.in"); | ^~~ sumsec.cpp:13:9: error: reference to ‘cin’ is ambiguous 13 | cin>>a[i];} | ^~~ /usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’ 62 | extern istream cin; ///< Linked to standard input | ^~~ sumsec.cpp:4:10: note: ‘std::ifstream cin’ 4 | ifstream cin("sumsec.in"); | ^~~ sumsec.cpp:30:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] 30 | for(i=y; i<=x; i++) | ^~~ sumsec.cpp:33:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’ 33 | cout<<sum; | ^~~~ sumsec.cpp:33:9: error: reference to ‘cout’ is ambiguous /usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’ 63 | extern ostream cout; ///< Linked to standard output | ^~~~ sumsec.cpp:5:10: note: ‘std::ofstream cout’ 5 | ofstream cout("sumsec.out"); | ^~~~
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema SumSec 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.