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	#57897960	Utilizator	Diac Daria (DiacDaria)
Fișier	lanturi.cpp	Dimensiune	1.01 KB
Data încărcării	29 Aprilie 2025, 19:11	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

lanturi.cpp:6:1: error: expected ',' or ';' before 'int'
 int n,m, a[21][21],st[21],p,q,r;

 ^
lanturi.cpp: In function 'void citire(int, int)':
lanturi.cpp:9:5: error: 'fin' was not declared in this scope
     fin>>n>>m;

     ^
lanturi.cpp:12:14: error: 'x' was not declared in this scope
         fin>>x>>y;

              ^
lanturi.cpp:12:17: error: 'y' was not declared in this scope
         fin>>x>>y;

                 ^
lanturi.cpp:13:9: error: 'a' was not declared in this scope
         a[x][y]=a[y][x]=1;

         ^
lanturi.cpp:15:10: error: 'p' was not declared in this scope
     fin>>p>>q>>r;

          ^
lanturi.cpp:15:13: error: 'q' was not declared in this scope
     fin>>p>>q>>r;

             ^
lanturi.cpp:15:16: error: 'r' was not declared in this scope
     fin>>p>>q>>r;

                ^
lanturi.cpp: In function 'void back(int)':
lanturi.cpp:19:20: error: 'n' was not declared in this scope
     for(int i=1;i<=n;i++)

                    ^
lanturi.cpp:21:9: error: 'st' was not declared in this scope
         st[k]=i;

         ^
lanturi.cpp:22:19: error: 'valid' was not declared in this scope
         if(valid(k)==1)

                   ^
lanturi.cpp:23:25: error: 'solutie' was not declared in this scope
             if(solutie(k)==1)

                         ^
lanturi.cpp:24:23: error: 'afisare' was not declared in this scope
              afisare(k);

                       ^
lanturi.cpp:22:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
         if(valid(k)==1)

           ^
lanturi.cpp: In function 'int valid(int)':
lanturi.cpp:32:12: error: 'st' was not declared in this scope
         if(st[i]==st[k])

            ^
lanturi.cpp:34:8: error: 'a' was not declared in this scope
     if(a[st[k]][st[k-1]]==0)

        ^
lanturi.cpp:34:10: 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:42:12: error: 'st' was not declared in this scope
         if(st[i]==r)

            ^
lanturi.cpp:42:19: error: 'r' was not declared in this scope
         if(st[i]==r)

                   ^
lanturi.cpp:44:8: error: 'st' was not declared in this scope
     if(st[k]==q && ok==1)

        ^
lanturi.cpp:44:15: error: 'q' was not declared in this scope
     if(st[k]==q && ok==1)

               ^
lanturi.cpp: In function 'void afisare(int)':
lanturi.cpp:52:9: error: 'fout' was not declared in this scope
         fout<<st[i];

         ^
lanturi.cpp:52:15: error: 'st' was not declared in this scope
         fout<<st[i];

               ^
lanturi.cpp:53:5: error: 'fout' was not declared in this scope
     fout<<endl;

     ^
lanturi.cpp: In function 'int main()':
lanturi.cpp:57:9: error: too few arguments to function 'void citire(int, int)'
  citire();

         ^
lanturi.cpp:7:6: note: declared here
 void citire(int n, int m)

      ^
lanturi.cpp:58:5: error: 'st' was not declared in this scope
     st[1]=p;

     ^
lanturi.cpp:58:11: error: 'p' was not declared in this scope
     st[1]=p;

           ^
lanturi.cpp: In function 'int solutie(int)':
lanturi.cpp:48:1: warning: control reaches end of non-void function [-Wreturn-type]
 }

 ^

Cum funcționează evaluarea?