#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 | #36732944 | Utilizator | |
Fișier | roy-floyd.cpp | Dimensiune | 839 B |
Data încărcării | 18 Mai 2022, 22:55 | Scor / rezultat | Eroare de compilare |
roy-floyd.cpp:6:1: error: 'ifstream' does not name a type ifstream f("roy-floyd.in"); ^ roy-floyd.cpp:7:1: error: 'ofstream' does not name a type ofstream g("roy-floyd.out"); ^ roy-floyd.cpp: In function 'void init()': roy-floyd.cpp:10:5: error: 'f' was not declared in this scope f>>n>>m; ^ roy-floyd.cpp:11:9: error: 'i' was not declared in this scope for(i=1; i<=n; i++) ^ roy-floyd.cpp:12:13: error: 'j' was not declared in this scope for(j=1; j<=n; j++) ^ roy-floyd.cpp:13:32: error: 'INFINIT' was not declared in this scope a[i][j]=(i==j ? 0: INFINIT); ^ roy-floyd.cpp: In function 'void citire()': roy-floyd.cpp:17:5: error: 'f' was not declared in this scope f>>n>>m; ^ roy-floyd.cpp: At global scope: roy-floyd.cpp:26:9: error: expected initializer before '-' token void Roy-Floyd(){ ^ roy-floyd.cpp: In function 'void afisare()': roy-floyd.cpp:37:12: error: 'g' was not declared in this scope g<<(a[i][j]!=INFINIT ? a[i][j] : -1)<<" "; ^ roy-floyd.cpp:37:25: error: 'INFINIT' was not declared in this scope g<<(a[i][j]!=INFINIT ? a[i][j] : -1)<<" "; ^ roy-floyd.cpp:38:9: error: 'g' was not declared in this scope g<<endl; ^ roy-floyd.cpp:38:12: error: 'endl' was not declared in this scope g<<endl; ^ roy-floyd.cpp:38:12: note: suggested alternative: In file included from /usr/include/c++/4.8/iostream:39:0, from roy-floyd.cpp:1: /usr/include/c++/4.8/ostream:564:5: note: 'std::endl' endl(basic_ostream<_CharT, _Traits>& __os) ^ roy-floyd.cpp:41:13: error: a function-definition is not allowed here before '{' token void main() { ^ roy-floyd.cpp:46:1: error: expected '}' at end of input } ^
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.