#437
Conex
Se dă lista muchiilor unui graf neorientat. Să se verifice dacă graful este sau nu conex.
Problema | Conex | Operații I/O |
conex.in /conex.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #48162133 | Utilizator | |
Fișier | conex.cpp | Dimensiune | 541 B |
Data încărcării | 17 Ianuarie 2024, 11:55 | Scor / rezultat | Eroare de compilare |
conex.cpp:8:1: error: expected unqualified-id before '{' token { ^ conex.cpp: In function 'int main()': conex.cpp:15:5: error: reference to 'cin' is ambiguous cin >> n; ^ conex.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("conex.in"); ^ In file included from conex.cpp:1:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ conex.cpp:16:11: error: reference to 'cin' is ambiguous while(cin >> x >> y) a[x][y] = a[y][x] = 1 , m++; ^ conex.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("conex.in"); ^ In file included from conex.cpp:1:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ conex.cpp:20:17: error: reference to 'cout' is ambiguous if(ok != 0) cout << "NU"; ^ conex.cpp:5:10: note: candidates are: std::ofstream cout ofstream cout("conex.out"); ^ In file included from conex.cpp:1:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ conex.cpp:21:10: error: reference to 'cout' is ambiguous else cout << "DA"; ^ conex.cpp:5:10: note: candidates are: std::ofstream cout ofstream cout("conex.out"); ^ In file included from conex.cpp:1:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ conex.cpp: At global scope: conex.cpp:23:5: error: expected unqualified-id before 'return' return 0; ^ conex.cpp:24:1: error: expected declaration before '}' token } ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Conex 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.