#581
Se dă un graf orientat cu n noduri și un nod p. Să se afișeze toate nodurile q ale grafului, diferite de p, cu proprietatea că există cel puțin un drum de la p la q și lungimea drumului minim este pară.
| Problema | Drumuri | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64679323 | Utilizator | |
| Fișier | drumuri.cpp | Dimensiune | 1.25 KB |
| Data încărcării | 22 Mai 2026, 10:46 | Scor/rezultat | Eroare de compilare |
drumuri.cpp:8:1: error: extended character is not valid in an identifier 8 | int vf, d; | ^ drumuri.cpp:8:1: error: extended character is not valid in an identifier drumuri.cpp:8:1: error: extended character is not valid in an identifier drumuri.cpp:14:1: error: extended character is not valid in an identifier 14 | int x, y; | ^ drumuri.cpp:14:1: error: extended character is not valid in an identifier drumuri.cpp:14:1: error: extended character is not valid in an identifier drumuri.cpp:15:1: error: extended character is not valid in an identifier 15 | cin>>n>>p>>m; | ^ drumuri.cpp:15:1: error: extended character is not valid in an identifier drumuri.cpp:15:1: error: extended character is not valid in an identifier drumuri.cpp:16:1: error: extended character is not valid in an identifier 16 | for(int i=1; i<=m; i++) | ^ drumuri.cpp:16:1: error: extended character is not valid in an identifier drumuri.cpp:16:1: error: extended character is not valid in an identifier drumuri.cpp:17:1: error: extended character is not valid in an identifier 17 | { | ^ drumuri.cpp:17:1: error: extended character is not valid in an identifier drumuri.cpp:17:1: error: extended character is not valid in an identifier drumuri.cpp:18:1: error: extended character is not valid in an identifier 18 | cin>>x>>y; | ^ drumuri.cpp:18:1: error: extended character is not valid in an identifier drumuri.cpp:18:1: error: extended character is not valid in an identifier drumuri.cpp:18:1: error: extended character is not valid in an identifier drumuri.cpp:18:1: error: extended character is not valid in an identifier drumuri.cpp:18:1: error: extended character is not valid in an identifier drumuri.cpp:18:1: error: extended character is not valid in an identifier drumuri.cpp:19:1: error: extended character is not valid in an identifier 19 | a[x][y]=1; | ^ drumuri.cpp:19:1: error: extended character is not valid in an identifier drumuri.cpp:19:1: error: extended character is not valid in an identifier drumuri.cpp:19:1: error: extended character is not valid in an identifier drumuri.cpp:19:1: error: extended character is not valid in an identifier drumuri.cpp:19:1: error: extended character is not valid in an identifier drumuri.cpp:19:1: error: extended character is not valid in an identifier drumuri.cpp:20:1: error: extended character is not valid in an identifier 20 | } | ^ drumuri.cpp:20:1: error: extended character is not valid in an identifier drumuri.cpp:20:1: error: extended character is not valid in an identifier drumuri.cpp:24:1: error: extended character is not valid in an identifier 24 | coada v; | ^ drumuri.cpp:24:1: error: extended character is not valid in an identifier drumuri.cpp:24:1: error: extended character is not valid in an identifier drumuri.cpp:25:1: error: extended character is not valid in an identifier 25 | prim=u=1; | ^ drumuri.cpp:25:1: error: extended character is not valid in an identifier drumuri.cpp:25:1: error: extended character is not valid in an identifier drumuri.cpp:26:1: error: extended character is not valid in an identifier 26 | c[u].vf=p; | ^ drumuri.cpp:26:1: error: extended character is not valid in an identifier drumuri.cpp:26:1: error: extended character is not valid in an identifier drumuri.cpp:27:1: error: extended character is not valid in an identifier 27 | c[u].d=0; | ^ drumuri.cpp:27:1: error: extended character is not valid in an identifier drumuri.cpp:27:1: error: extended character is not valid in an identifier drumuri.cpp:28:1: error: extended character is not valid in an identifier 28 | viz[p]=1; | ^ drumuri.cpp:28:1: error: extended character is not valid in an identifier drumuri.cpp:28:1: error: extended character is not valid in an identifier drumuri.cpp:29:1: error: extended character is not valid in an identifier 29 | while(prim<=u) | ^ drumuri.cpp:29:1: error: extended character is not valid in an identifier drumuri.cpp:29:1: error: extended character is not valid in an identifier drumuri.cpp:30:1: error: extended character is not valid in an identifier 30 | { | ^ drumuri.cpp:30:1: error: extended character is not valid in an identifier drumuri.cpp:30:1: error: extended character is not valid in an identifier drumuri.cpp:31:1: error: extended character is not valid in an identifier 31 | v=c[prim]; | ^ drumuri.cpp:31:1: error: extended character is not valid in an identifier drumuri.cpp:31:1: error: extended character is not valid in an identifier drumuri.cpp:31:1: error: extended character is not valid in an identifier drumuri.cpp:31:1: error: extended character is not valid in an identifier drumuri.cpp:31:1: error: extended character is not valid in an identifier drumuri.cpp:31:1: error: extended character is not valid in an identifier drumuri.cpp:32:1: error: extended character is not valid in an identifier 32 | prim++; | ^ drumuri.cpp:32:1: error: extended character is not valid in an identifier drumuri.cpp:32:1: error: extended character is not valid in an identifier drumuri.cpp:32:1: error: extended character is not valid in an identifier drumuri.cpp:32:1: error: extended character is not valid in an identifier drumuri.cpp:32:1: error: extended character is not valid in an identifier drumuri.cpp:32:1: error: extended character is not valid in an identifier drumuri.cpp:33:1: error: extended character is not valid in an identifier 33 | for(int i=1; i<=n; i++) | ^ drumuri.cpp:33:1: error: extended character is not valid in an identifier drumuri.cpp:33:1: error: extended character is not valid in an identifier drumuri.cpp:33:1: error: extended character is not valid in an identifier drumuri.cpp:33:1: error: extended character is not valid in an identifier drumuri.cpp:33:1: error: extended character is not valid in an identifier drumuri.cpp:33:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier 34 | if(a[v.vf][i]==1 && viz[i]==0) | ^ drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:34:1: error: extended character is not valid in an identifier drumuri.cpp:35:1: error: extended character is not valid in an identifier 35 | { | ^ drumuri.cpp:35:1: error: extended character is not valid in an identifier drumuri.cpp:35:1: error: extended character is not valid in an identifier drumuri.cpp:35:1: error: extended character is not valid in an identifier drumuri.cpp:35:1: error: extended character is not valid in an identifier drumuri.cpp:35:1: error: extended character is not valid in an identifier drumuri.cpp:35:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier 36 | u++; | ^ drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:36:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier 37 | c[u].vf=i; | ^ drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:37:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier 38 | c[u].d=v.d+1; | ^ drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:38:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier 39 | viz[i]=1; // vizitez nod i | ^ drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:39:1: error: extended character is not valid in an identifier drumuri.cpp:40:1: error: extended character is not valid in an identifier 40 | } | ^ drumuri.cpp:40:1: error: extended character is not valid in an identifier drumuri.cpp:40:1: error: extended character is not valid in an identifier drumuri.cpp:40:1: error: extended character is not valid in an identifier drumuri.cpp:40:1: error: extended character is not valid in an identifier drumuri.cpp:40:1: error: extended character is not valid in an identifier drumuri.cpp:40:1: error: extended character is not valid in an identifier drumuri.cpp:41:1: error: extended character is not valid in an identifier 41 | } | ^ drumuri.cpp:41:1: error: extended character is not valid in an identifier drumuri.cpp:41:1: error: extended character is not valid in an identifier drumuri.cpp:46:1: error: extended character is not valid in an identifier 46 | int k=0; | ^ drumuri.cpp:46:1: error: extended character is not valid in an identifier drumuri.cpp:46:1: error: extended character is not valid in an identifier drumuri.cpp:47:1: error: extended character is not valid in an identifier 47 | for(int i=1; i<=n; i++) | ^ drumuri.cpp:47:1: error: extended character is not valid in an identifier drumuri.cpp:47:1: error: extended character is not valid in an identifier drumuri.cpp:48:1: error: extended character is not valid in an identifier 48 | viz[i]=0; | ^ drumuri.cpp:48:1: error: extended character is not valid in an identifier drumuri.cpp:48:1: error: extended character is not valid in an identifier drumuri.cpp:48:1: error: extended character is not valid in an identifier drumuri.cpp:48:1: error: extended character is not valid in an identifier drumuri.cpp:48:1: error: extended character is not valid in an identifier drumuri.cpp:48:1: error: extended character is not valid in an identifier drumuri.cpp:49:1: error: extended character is not valid in an identifier 49 | for(int i=1; i<=u; i++) // parcurg coada | ^ drumuri.cpp:49:1: error: extended character is not valid in an identifier drumuri.cpp:49:1: error: extended character is not valid in an identifier drumuri.cpp:50:1: error: extended character is not valid in an identifier 50 | if(c[i].vf!=p && c[i].d%2==0) | ^ drumuri.cpp:50:1: error: extended character is not valid in an identifier drumuri.cpp:50:1: error: extended character is not valid in an identifier drumuri.cpp:50:1: error: extended character is not valid in an identifier drumuri.cpp:50:1: error: extended character is not valid in an identifier drumuri.cpp:50:1: error: extended character is not valid in an identifier drumuri.cpp:50:1: error: extended character is not valid in an identifier drumuri.cpp:51:1: error: extended character is not valid in an identifier 51 | { | ^ drumuri.cpp:51:1: error: extended character is not valid in an identifier drumuri.cpp:51:1: error: extended character is not valid in an identifier drumuri.cpp:52:1: error: extended character is not valid in an identifier 52 | viz[c[i].vf]=1; | ^ drumuri.cpp:52:1: error: extended character is not valid in an identifier drumuri.cpp:52:1: error: extended character is not valid in an identifier drumuri.cpp:52:1: error: extended character is not valid in an identifier drumuri.cpp:52:1: error: extended character is not valid in an identifier drumuri.cpp:52:1: error: extended character is not valid in an identifier drumuri.cpp:52:1: error: extended character is not valid in an identifier drumuri.cpp:53:1: error: extended character is not valid in an identifier 53 | k++; | ^ drumuri.cpp:53:1: error: extended character is not valid in an identifier drumuri.cpp:53:1: error: extended character is not valid in an identifier drumuri.cpp:53:1: error: extended character is not valid in an identifier drumuri.cpp:53:1: error: extended character is not valid in an identifier drumuri.cpp:53:1: error: extended character is not valid in an identifier drumuri.cpp:53:1: error: extended character is not valid in an identifier drumuri.cpp:54:1: error: extended character is not valid in an identifier 54 | } | ^ drumuri.cpp:54:1: error: extended character is not valid in an identifier drumuri.cpp:54:1: error: extended character is not valid in an identifier drumuri.cpp:55:1: error: extended character is not valid in an identifier 55 | cout<<k<<'\n'; | ^ drumuri.cpp:55:1: error: extended character is not valid in an identifier drumuri.cpp:55:1: error: extended character is not valid in an identifier drumuri.cpp:56:1: error: extended character is not valid in an identifier 56 | for(int i=1; i<=n; i++) | ^ drumuri.cpp:56:1: error: extended character is not valid in an identifier drumuri.cpp:56:1: error: extended character is not valid in an identifier drumuri.cpp:57:1: error: extended character is not valid in an identifier 57 | if(viz[i]==1) | ^ drumuri.cpp:57:1: error: extended character is not valid in an identifier drumuri.cpp:57:1: error: extended character is not valid in an identifier drumuri.cpp:57:1: error: extended character is not valid in an identifier drumuri.cpp:57:1: error: extended character is not valid in an identifier drumuri.cpp:57:1: error: extended character is not valid in an identifier drumuri.cpp:57:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier 58 | cout<<i<<" "; | ^ drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:58:1: error: extended character is not valid in an identifier drumuri.cpp:62:1: error: extended character is not valid in an identifier 62 | citire(); | ^ drumuri.cpp:62:1: error: extended character is not valid in an identifier drumuri.cpp:62:1: error: extended character is not valid in an identifier drumuri.cpp:63:1: error: extended character is not valid in an identifier 63 | BF(); | ^ drumuri.cpp:63:1: error: extended character is not valid in an identifier drumuri.cpp:63:1: error: extended character is not valid in an identifier drumuri.cpp:64:1: error: extended character is not valid in an identifier 64 | afis(); | ^ drumuri.cpp:64:1: error: extended character is not valid in an identifier drumuri.cpp:64:1: error: extended character is not valid in an identifier drumuri.cpp:65:1: error: extended character is not valid in an identifier 65 | return 0; | ^ drumuri.cpp:65:1: error: extended character is not valid in an identifier drumuri.cpp:65:1: error: extended character is not valid in an identifier drumuri.cpp:8:1: error: ‘ ’ does not name a type 8 | int vf, d; | ^~~ drumuri.cpp: In function ‘void citire()’: drumuri.cpp:14:1: error: ‘ ’ was not declared in this scope 14 | int x, y; | ^~~ drumuri.cpp:15:4: error: expected ‘;’ before ‘cin’ 15 | cin>>n>>p>>m; | ^~~~ | ; drumuri.cpp:16:4: error: expected ‘;’ before ‘for’ 16 | for(int i=1; i<=m; i++) | ^~~~ | ; drumuri.cpp:16:18: error: ‘i’ was not declared in this scope 16 | for(int i=1; i<=m; i++) | ^ drumuri.cpp: In function ‘void BF()’: drumuri.cpp:24:1: error: ‘ ’ was not declared in this scope 24 | coada v; | ^~~ drumuri.cpp:25:4: error: expected ‘;’ before ‘prim’ 25 | prim=u=1; | ^~~~~ | ; drumuri.cpp:26:4: error: expected ‘;’ before ‘c’ 26 | c[u].vf=p; | ^~ | ; drumuri.cpp:27:4: error: expected ‘;’ before ‘c’ 27 | c[u].d=0; | ^~ | ; drumuri.cpp:28:4: error: expected ‘;’ before ‘viz’ 28 | viz[p]=1; | ^~~~ | ; drumuri.cpp:29:4: error: expected ‘;’ before ‘while’ 29 | while(prim<=u) | ^~~~~~ | ; drumuri.cpp: In function ‘void afis()’: drumuri.cpp:46:1: error: ‘ ’ was not declared in this scope 46 | int k=0; | ^~~ drumuri.cpp:47:4: error: expected ‘;’ before ‘for’ 47 | for(int i=1; i<=n; i++) | ^~~~ | ; drumuri.cpp:47:18: error: ‘i’ was not declared in this scope 47 | for(int i=1; i<=n; i++) | ^ drumuri.cpp:49:4: error: expected ‘;’ before ‘for’ 49 | for(int i=1; i<=u; i++) // parcurg coada | ^~~~ | ; drumuri.cpp:55:4: error: expected ‘;’ before ‘cout’ 55 | cout<<k<<'\n'; | ^~~~~ | ; drumuri.cpp:56:4: error: expected ‘;’ before ‘for’ 56 | for(int i=1; i<=n; i++) | ^~~~ | ; drumuri.cpp: In function ‘int main()’: drumuri.cpp:62:1: error: ‘ ’ was not declared in this scope 62 | citire(); | ^~~ drumuri.cpp:63:4: error: expected ‘;’ before ‘BF’ 63 | BF(); | ^~~ | ; drumuri.cpp:64:4: error: expected ‘;’ before ‘afis’ 64 | afis(); | ^~~~~ | ; drumuri.cpp:65:4: error: expected ‘;’ before ‘return’ 65 | return 0; | ^~~~~~~ | ;
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Drumuri 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.