#589
Roy-Floyd
Se dă un graf orientat ponderat cu n
noduri și m
arce – în care fiecare arc are asociat un cost, număr natural strict pozitiv. Folosind algoritmul Roy-Floyd, construiți matricea costurilor minime.
Problema | Roy-Floyd | Operații I/O |
roy-floyd.in /roy-floyd.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #35870960 | Utilizator | |
Fișier | roy-floyd.cpp | Dimensiune | 842 B |
Data încărcării | 25 Martie 2022, 11:23 | Scor / rezultat | Eroare de compilare |
roy-floyd.cpp: In function 'void Floid_Warshall()': roy-floyd.cpp:14:46: error: expected ']' before ')' token if(i!=j && c[i][j]>c[i][k+c[k][j]) ^ roy-floyd.cpp:16:1: error: expected ']' before '}' token } ^ roy-floyd.cpp:16:1: error: expected ';' before '}' token roy-floyd.cpp: In function 'int main()': roy-floyd.cpp:20:5: error: reference to 'cin' is ambiguous cin>>n>>m; ^ roy-floyd.cpp:5:10: note: candidates are: std::ifstream cin ifstream cin ("roy-floyd.in"); ^ In file included from roy-floyd.cpp:1:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ roy-floyd.cpp:27:9: error: reference to 'cin' is ambiguous cin>>x>>y>>z; ^ roy-floyd.cpp:5:10: note: candidates are: std::ifstream cin ifstream cin ("roy-floyd.in"); ^ In file included from roy-floyd.cpp:1:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ roy-floyd.cpp:30:20: error: 'Floyd_Warshall' was not declared in this scope Floyd_Warshall(); ^ roy-floyd.cpp:36:14: error: reference to 'cout' is ambiguous cout<<c[i][j]<<' '; ^ roy-floyd.cpp:6:10: note: candidates are: std::ofstream cout ofstream cout ("roy-floyd.out"); ^ In file included from roy-floyd.cpp:1:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ roy-floyd.cpp:37:18: error: reference to 'cout' is ambiguous else cout<<endl; ^ roy-floyd.cpp:6:10: note: candidates are: std::ofstream cout ofstream cout ("roy-floyd.out"); ^ In file included from roy-floyd.cpp:1:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Roy-Floyd 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.