#591
Într-o țară sunt n orașe, numerotate de la 1 la n, unite între ele prin m șosele bidirecționale de lungimi cunoscute, între oricare două orașe existând drum, fie șosea directă, fie prin alte orașe. O firmă dorește să-și stabilească sediul în unul dintre orașe, astfel încât suma lungimilor drumurilor minime de la orașul în care se află sediul la toate celelaltele orașe să fie minimă. Determinați orașul care va fi ales pentru sediul firmei. Dacă sunt mai multe orașe care pot fi alese, se va alege cel cu numărul de ordine mai mic.
| Problema | Firma | Operații I/O |
firma.in/firma.out
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64079265 | Utilizator | |
| Fișier | firma.cpp | Dimensiune | 1.29 KB |
| Data încărcării | 15 Aprilie 2026, 23:00 | Scor/rezultat | Eroare de compilare |
firma.cpp:11:9: error: ‘PI’ was not declared in this scope 11 | vector <PI> G[101]; | ^~ firma.cpp:11:11: error: template argument 1 is invalid 11 | vector <PI> G[101]; | ^ firma.cpp:11:11: error: template argument 2 is invalid firma.cpp:10:12: error: two or more data types in declaration of ‘type name’ 10 | using PI = pair<int , int> | ^~~~~~~~~~~~~~~ firma.cpp: In function ‘void dijkstra(int)’: firma.cpp:22:22: error: ‘PI’ was not declared in this scope 22 | priority_queue < PI , vector <PI> , greater<PI> > Q; | ^~ firma.cpp:22:37: error: template argument 2 is invalid 22 | priority_queue < PI , vector <PI> , greater<PI> > Q; | ^ firma.cpp:22:53: error: template argument 1 is invalid 22 | priority_queue < PI , vector <PI> , greater<PI> > Q; | ^ firma.cpp:22:53: error: template argument 2 is invalid firma.cpp:22:53: error: template argument 3 is invalid firma.cpp:24:7: error: request for member ‘push’ in ‘Q’, which is of non-class type ‘int’ 24 | Q.push({0 , nod}); | ^~~~ firma.cpp:25:14: error: request for member ‘empty’ in ‘Q’, which is of non-class type ‘int’ 25 | while(!Q.empty()) | ^~~~~ firma.cpp:27:19: error: request for member ‘top’ in ‘Q’, which is of non-class type ‘int’ 27 | int x = Q.top().first; | ^~~ firma.cpp:28:19: error: request for member ‘top’ in ‘Q’, which is of non-class type ‘int’ 28 | int y = Q.top().second; | ^~~ firma.cpp:29:11: error: request for member ‘pop’ in ‘Q’, which is of non-class type ‘int’ 29 | Q.pop(); | ^~~ firma.cpp:31:21: error: ‘G’ was not declared in this scope 31 | for(auto& p:G[y]) | ^ firma.cpp:38:19: error: request for member ‘push’ in ‘Q’, which is of non-class type ‘int’ 38 | Q.push({D[nodnou] , nodnou}); | ^~~~ firma.cpp: In function ‘int main()’: firma.cpp:46:5: error: reference to ‘cin’ is ambiguous 46 | cin >> n >> m; | ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:146, from firma.cpp:1: /usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’ 62 | extern istream cin; ///< Linked to standard input | ^~~ firma.cpp:6:10: note: ‘std::ifstream cin’ 6 | ifstream cin("firma.in"); | ^~~ firma.cpp:49:9: error: reference to ‘cin’ is ambiguous 49 | cin >> x >> y >> w; | ^~~ /usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’ 62 | extern istream cin; ///< Linked to standard input | ^~~ firma.cpp:6:10: note: ‘std::ifstream cin’ 6 | ifstream cin("firma.in"); | ^~~ firma.cpp:50:9: error: ‘G’ was not declared in this scope 50 | G[x].push_back({y , w}); | ^ firma.cpp:63:5: error: reference to ‘cout’ is ambiguous 63 | cout << ind; | ^~~~ /usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’ 63 | extern ostream cout; ///< Linked to standard output | ^~~~ firma.cpp:7:10: note: ‘std::ofstream cout’ 7 | ofstream cout("firma.out"); | ^~~~
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Firma 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.