Rezumat problemă

Kruskal

#592

Se dă un graf neorientat ponderat conex cu n vârfuri și m muchii – în care fiecare muchie are asociat un cost, număr natural strict pozitiv. Folosind algoritmul lui Kruskal, determinați un arbore parțial de cost minim.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Teoria Grafurilor Grafuri cu costuri Algoritmul lui Kruskal

Rezolvă

Detalii

Problema	Kruskal	Operații I/O	kruskal.in/kruskal.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64467158	Utilizator	Coriu Albert (Albert20)
Fișier	kruskal.cpp	Dimensiune	814 B
Data încărcării	08 Mai 2026, 13:27	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

kruskal.cpp:8:2: error: ‘v’ does not name a type
    8 |  v[101];
      |  ^
kruskal.cpp:9:2: error: ‘aux’ does not name a type
    9 |  aux;
      |  ^~~
kruskal.cpp:10:2: error: expected ‘;’ after struct definition
   10 | }
      |  ^
      |  ;
kruskal.cpp: In function ‘int main()’:
kruskal.cpp:15:10: error: ‘v’ was not declared in this scope
   15 |     cin>>v[i].x>>v[i].y>>v[i].c;
      |          ^
kruskal.cpp:18:11: error: ‘v’ was not declared in this scope
   18 |        if(v[i].c>v[j].c)
      |           ^
kruskal.cpp:19:5: error: ‘aux’ was not declared in this scope
   19 |    {aux=v[i];
      |     ^~~
kruskal.cpp:24:7: error: ‘x’ was not declared in this scope
   24 |     { x=v[i].x;
      |       ^
kruskal.cpp:24:9: error: ‘v’ was not declared in this scope
   24 |     { x=v[i].x;
      |         ^
kruskal.cpp:25:7: error: ‘y’ was not declared in this scope
   25 |       y=v[i].y;
      |       ^
kruskal.cpp:27:8: error: ‘cost’ was not declared in this scope; did you mean ‘const’?
   27 |       {cost=cost+v[i].c;
      |        ^~~~
      |        const
kruskal.cpp:30:23: error: expected ‘)’ before ‘{’ token
   30 |         if((c[x]>c[x])
      |           ~           ^
      |                       )
   31 |            { mx=c[x];
      |            ~           
kruskal.cpp:30:9: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
   30 |         if((c[x]>c[x])
      |         ^~
kruskal.cpp:35:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   35 |         for(j=1;j<=n;j++)
      |                 ^
kruskal.cpp:35:18: warning: statement has no effect [-Wunused-value]
   35 |         for(j=1;j<=n;j++)
      |                 ~^~~
kruskal.cpp:35:25: error: expected ‘;’ before ‘)’ token
   35 |         for(j=1;j<=n;j++)
      |                         ^
      |                         ;
kruskal.cpp:38:9: error: ‘nr’ was not declared in this scope; did you mean ‘n’?
   38 |         nr++;
      |         ^~
      |         n
kruskal.cpp:44:11: error: ‘cost’ was not declared in this scope; did you mean ‘const’?
   44 |     cout<<cost<<endl;
      |           ^~~~
      |           const

Cum funcționează evaluarea?