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	#64467008	Utilizator	Rauta Alexandra (AlexandraRauta)
Fișier	kruskal.cpp	Dimensiune	1.10 KB
Data încărcării	08 Mai 2026, 13:21	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

kruskal.cpp:4:1: error: ‘ifstream’ does not name a type
    4 | ifstream f("kruskal.in");
      | ^~~~~~~~
kruskal.cpp:5:1: error: ‘ofstream’ does not name a type
    5 | ofstream g("kruskal.out");
      | ^~~~~~~~
kruskal.cpp:11:11: error: conflicting declaration ‘muchie v [101]’
   11 |         } v[101],aux;
      |           ^
kruskal.cpp:7:32: note: previous declaration as ‘int v [101]’
    7 | int n,m,x,y,c,cost,muchie[101],v[101],nr,mi,mx;
      |                                ^
kruskal.cpp: In function ‘int main()’:
kruskal.cpp:15:5: error: ‘f’ was not declared in this scope
   15 |     f>>n>>m;
      |     ^
kruskal.cpp:18:9: error: ‘i’ was not declared in this scope
   18 |     for(i=1;i<=m;i++)
      |         ^
kruskal.cpp:20:9: error: ‘i’ was not declared in this scope
   20 |     for(i=1;i<=m;i++)
      |         ^
kruskal.cpp:21:13: error: ‘j’ was not declared in this scope
   21 |         for(j=i+1;j<=m;j++)
      |             ^
kruskal.cpp:28:9: error: ‘i’ was not declared in this scope
   28 |     for(i=1;i<=n;i++)
      |         ^
kruskal.cpp:29:10: error: invalid types ‘int[int]’ for array subscript
   29 |         c[1]=i;
      |          ^
kruskal.cpp:32:9: error: ‘i’ was not declared in this scope
   32 |     for(i=1;i<=m;i++)
      |         ^
kruskal.cpp:35:16: error: request for member ‘y’ in ‘v[y]’, which is of non-class type ‘int’
   35 |         y=v[y].y;
      |                ^
kruskal.cpp:36:13: error: invalid types ‘int[int]’ for array subscript
   36 |         if(c[x]!=c[y])
      |             ^
kruskal.cpp:36:19: error: invalid types ‘int[int]’ for array subscript
   36 |         if(c[x]!=c[y])
      |                   ^
kruskal.cpp:39:13: error: ‘g’ was not declared in this scope
   39 |             g<<x<<" "<<y<<endl;
      |             ^
kruskal.cpp:40:17: error: invalid types ‘int[int]’ for array subscript
   40 |             if(c[x]>c[y])
      |                 ^
kruskal.cpp:40:22: error: invalid types ‘int[int]’ for array subscript
   40 |             if(c[x]>c[y])
      |                      ^
kruskal.cpp:42:21: error: invalid types ‘int[int]’ for array subscript
   42 |                 mx=c[x];
      |                     ^
kruskal.cpp:43:21: error: invalid types ‘int[int]’ for array subscript
   43 |                 mi=c[y];
      |                     ^
kruskal.cpp:47:22: error: invalid types ‘int[int]’ for array subscript
   47 |                 {mx=c[y];
      |                      ^
kruskal.cpp:48:21: error: invalid types ‘int[int]’ for array subscript
   48 |                 mi=c[x];}
      |                     ^
kruskal.cpp:49:17: error: ‘j’ was not declared in this scope
   49 |             for(j=1;j<=n;j++)
      |                 ^
kruskal.cpp:59:5: error: ‘g’ was not declared in this scope
   59 |     g<<cost<<endl;
      |     ^

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