Rezumat problemă

Lanturi

#476

Se dă lista muchiilor unui graf neorientat cu n vârfuri și trei vârfuri p q r. Să se determine toate lanțurile elementare cu extremitățile în p și q care conțin vârful r.

Fișiere Candale Silviu (silviu) medie

Clasa 11 Teoria Grafurilor Probleme elementare cu grafuri neorientate

Rezolvă

Detalii

Problema	Lanturi	Operații I/O	lanturi.in/lanturi.out
Limita timp	0.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#57880360	Utilizator	Nichiteanu Teodor (nichiteanu)
Fișier	lanturi.cpp	Dimensiune	896 B
Data încărcării	29 Aprilie 2025, 08:48	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

lanturi.cpp:4:24: error: empty character constant
 ofstream out("bac.out")''

                        ^
lanturi.cpp:4:24: error: expected ',' or ';' before '\x0'
lanturi.cpp: In function 'void citire()':
lanturi.cpp:8:9: error: 'n' was not declared in this scope
     in>>n>>m;

         ^
lanturi.cpp:8:12: error: 'm' was not declared in this scope
     in>>n>>m;

            ^
lanturi.cpp:11:13: error: 'x' was not declared in this scope
         in>>x>>y;

             ^
lanturi.cpp:11:16: error: 'y' was not declared in this scope
         in>>x>>y;

                ^
lanturi.cpp:12:9: error: 'a' was not declared in this scope
         a[x][y]=a[y][x]=1;

         ^
lanturi.cpp:14:11: error: 'p' was not declared in this scope
       in>>p>>q>>r;

           ^
lanturi.cpp:14:14: error: 'q' was not declared in this scope
       in>>p>>q>>r;

              ^
lanturi.cpp:14:17: error: 'r' was not declared in this scope
       in>>p>>q>>r;

                 ^
lanturi.cpp: In function 'void back(int)':
lanturi.cpp:18:20: error: 'n' was not declared in this scope
     for(int i=1;i<=n;i++){

                    ^
lanturi.cpp:19:5: error: 'st' was not declared in this scope
     st[k]=i;

     ^
lanturi.cpp:20:15: error: 'valid' was not declared in this scope
     if(valid(k)==1)

               ^
lanturi.cpp:21:17: error: 'solutie' was not declared in this scope
     if(solutie(k)==1)

                 ^
lanturi.cpp:22:14: error: 'afisare' was not declared in this scope
     afisare(k);

              ^
lanturi.cpp:20:7: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
     if(valid(k)==1)

       ^
lanturi.cpp: In function 'int valid(int)':
lanturi.cpp:28:17: error: expected primary-expression before '<=' token
     for(int i=1;<=n;i++)

                 ^
lanturi.cpp:28:19: error: 'n' was not declared in this scope
     for(int i=1;<=n;i++)

                   ^
lanturi.cpp:29:8: error: 'st' was not declared in this scope
     if(st[k]==st[i])

        ^
lanturi.cpp:31:8: error: 'a' was not declared in this scope
     if(a[st[k]][st[k-1]]==0)

        ^
lanturi.cpp:31:10: error: 'st' was not declared in this scope
     if(a[st[k]][st[k-1]]==0)

          ^
lanturi.cpp: In function 'int solutie(int)':
lanturi.cpp:38:8: error: 'st' was not declared in this scope
     if(st[i]==r)

        ^
lanturi.cpp:38:15: error: 'r' was not declared in this scope
     if(st[i]==r)

               ^
lanturi.cpp:39:5: error: 'ok' was not declared in this scope
     ok=1;

     ^
lanturi.cpp:40:8: error: 'st' was not declared in this scope
     if(st[k]==q and ok==1)

        ^
lanturi.cpp:40:15: error: 'q' was not declared in this scope
     if(st[k]==q and ok==1)

               ^
lanturi.cpp:40:21: error: 'ok' was not declared in this scope
     if(st[k]==q and ok==1)

                     ^
lanturi.cpp: In function 'void afisare(int)':
lanturi.cpp:46:20: error: 'n' was not declared in this scope
     for(int i=1;i<=n;i++)

                    ^
lanturi.cpp:47:10: error: 'st' was not declared in this scope
     out<<st[i]<<" ";

          ^
lanturi.cpp: In function 'int main()':
lanturi.cpp:52:5: error: 'st' was not declared in this scope
     st[1]=p;

     ^
lanturi.cpp:52:11: error: 'p' was not declared in this scope
     st[1]=p;

           ^
lanturi.cpp: In function 'int solutie(int)':
lanturi.cpp:43:1: warning: control reaches end of non-void function [-Wreturn-type]
 }

 ^

Cum funcționează evaluarea?