Rezumat problemă

Preordine

#670

Se dă un arbore binar care conține valori numere naturale. Să se afișeze valorile din arbore în urma parcurgerii în preordine.

Notă: pentru reprezentarea arborelui se recomandă alocarea statică, folosind tablouri.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Structuri de date arborescente Arbori binari

Rezolvă

Detalii

Problema	Preordine	Operații I/O	preordine.in/preordine.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64319909	Utilizator	florin silviu (vasiloiu_florin)
Fișier	preordine.cpp	Dimensiune	921 B
Data încărcării	29 Aprilie 2026, 13:50	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

preordine.cpp:6:1: error: expected ‘,’ or ‘;’ before ‘int’
    6 | int n , st[1001], dr[1001],nr[2002];
      | ^~~
preordine.cpp: In function ‘void Citire()’:
preordine.cpp:10:12: error: ‘n’ was not declared in this scope
   10 |     fin >> n;
      |            ^
preordine.cpp:12:15: error: ‘nr’ was not declared in this scope
   12 |         fin >>nr[i] >> st[i] >> dr[i];
      |               ^~
preordine.cpp:12:24: error: ‘st’ was not declared in this scope; did you mean ‘std’?
   12 |         fin >>nr[i] >> st[i] >> dr[i];
      |                        ^~
      |                        std
preordine.cpp:12:33: error: ‘dr’ was not declared in this scope
   12 |         fin >>nr[i] >> st[i] >> dr[i];
      |                                 ^~
preordine.cpp: In function ‘int Radacina()’:
preordine.cpp:20:26: error: ‘n’ was not declared in this scope
   20 |     for(int i = 1 ; i <= n ; i ++)
      |                          ^
preordine.cpp:22:12: error: ‘st’ was not declared in this scope; did you mean ‘std’?
   22 |         if(st[i] != 0)
      |            ^~
      |            std
preordine.cpp:24:12: error: ‘dr’ was not declared in this scope
   24 |         if(dr[i] != 0)
      |            ^~
preordine.cpp:27:26: error: ‘n’ was not declared in this scope
   27 |     for(int i = 1 ; i <= n ; i ++)
      |                          ^
preordine.cpp: In function ‘void Preordine(int)’:
preordine.cpp:38:17: error: ‘nr’ was not declared in this scope
   38 |         fout << nr[x] << " ";
      |                 ^~
preordine.cpp:39:19: error: ‘st’ was not declared in this scope; did you mean ‘std’?
   39 |         Preordine(st[x]);
      |                   ^~
      |                   std
preordine.cpp:40:19: error: ‘dr’ was not declared in this scope
   40 |         Preordine(dr[x]);
      |                   ^~

Cum funcționează evaluarea?