Rezumat problemă

Arbore

#636

Se dau cele n-1 muchii ale unui arbore cu n noduri și un nod k . Afișați vectorul de tați al arborelui cu rădăcina în k.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Teoria Grafurilor Arbori cu rădăcină

Rezolvă

Detalii

Problema	Arbore	Operații I/O	arbore.in/arbore.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#63769033	Utilizator	Dragomir Mario (png)
Fișier	arbore.cpp	Dimensiune	545 B
Data încărcării	18 Martie 2026, 11:31	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

arbore.cpp:5:13: error: variable 'std::ifstream fin' has initializer but incomplete type
 ifstream fin("arbore.in");

             ^
arbore.cpp:6:14: error: variable 'std::ofstream fout' has initializer but incomplete type
 ofstream fout("arbore.out")

              ^
arbore.cpp:8:1: error: expected ',' or ';' before 'int'
 int n , k, a[101][101], v[105],t[105];

 ^
arbore.cpp: In function 'void dfs(int, int)':
arbore.cpp:12:5: error: 'v' was not declared in this scope
     v[k] = 1;

     ^
arbore.cpp:13:5: error: 't' was not declared in this scope
     t[k] = tata;

     ^
arbore.cpp:14:25: error: 'n' was not declared in this scope
     for(int i = 1; i <= n; ++i)

                         ^
arbore.cpp:16:25: error: 'a' was not declared in this scope
         if(v[i] == 0 && a[k][i] == 1)

                         ^
arbore.cpp: In function 'int main()':
arbore.cpp:23:12: error: 'n' was not declared in this scope
     fin >> n >> k;

            ^
arbore.cpp:23:17: error: 'k' was not declared in this scope
     fin >> n >> k;

                 ^
arbore.cpp:27:9: error: 'a' was not declared in this scope
         a[x][y] = a[y][x] = 1;

         ^
arbore.cpp:31:17: error: 't' was not declared in this scope
         fout << t[i] << " ";

                 ^

Cum funcționează evaluarea?