Rezumat problemă

SumaInSecv

#300

Se dă un vector format din n elemente, numere naturale nenule, şi un număr natural S. Determinaţi, dacă există o secvenţă de elemente din şir cu suma elementelor egală cu S.

Fișiere Candale Silviu (silviu) ușoară

Clasa 9 Tablouri unidimensionale (vectori) Probleme cu secvențe Two Pointers

Rezolvă

Detalii

Problema	SumaInSecv	Operații I/O	sumainsecv.in/sumainsecv.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64751803	Utilizator	Virtea Bianca (biaannca)
Fișier	sumainsecv.cpp	Dimensiune	552 B
Data încărcării	27 Mai 2026, 19:41	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

sumainsecv.cpp:3:13: error: variable ‘std::ifstream cin’ has initializer but incomplete type
    3 | ifstream cin("sumainsecv.in");
      |             ^
sumainsecv.cpp:4:14: error: variable ‘std::ofstream cout’ has initializer but incomplete type
    4 | ofstream cout("sumainsecv.out");
      |              ^
sumainsecv.cpp: In function ‘int main()’:
sumainsecv.cpp:8:5: error: reference to ‘cin’ is ambiguous
    8 |     cin>>n >>s;
      |     ^~~
In file included from sumainsecv.cpp:1:
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
sumainsecv.cpp:3:10: note:                 ‘<typeprefixerror>cin’
    3 | ifstream cin("sumainsecv.in");
      |          ^~~
sumainsecv.cpp:11:9: error: reference to ‘cin’ is ambiguous
   11 |         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
      |                  ^~~
sumainsecv.cpp:3:10: note:                 ‘<typeprefixerror>cin’
    3 | ifstream cin("sumainsecv.in");
      |          ^~~
sumainsecv.cpp:13:13: error: ‘intj’ was not declared in this scope; did you mean ‘int’?
   13 |         for(intj=i;j<=n&&st==0;j++)
      |             ^~~~
      |             int
sumainsecv.cpp:13:20: error: ‘j’ was not declared in this scope
   13 |         for(intj=i;j<=n&&st==0;j++)
      |                    ^
sumainsecv.cpp:16:17: error: ‘intk’ was not declared in this scope; did you mean ‘int’?
   16 |             for(intk= i ; k <= j ;k++)
      |                 ^~~~
      |                 int
sumainsecv.cpp:16:27: error: ‘k’ was not declared in this scope
   16 |             for(intk= i ; k <= j ;k++)
      |                           ^
sumainsecv.cpp:21:5: error: reference to ‘cout’ is ambiguous
   21 |     cout << st << " " << dr;
      |     ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
sumainsecv.cpp:4:10: note:                 ‘<typeprefixerror>cout’
    4 | ofstream cout("sumainsecv.out");
      |          ^~~~

Cum funcționează evaluarea?