Rezumat problemă

Permutari

#123

Se citeşte un număr natural nenul n. Să se afişeze, în ordine lexicografică, permutările mulţimii {1,2,..,n}.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Backtracking Elemente de combinatorică

Rezolvă

Detalii

Problema	Permutari	Operații I/O	permutari.in/permutari.out
Limita timp	0.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64102690	Utilizator	Ipate Bianca (Bianca_IDK)
Fișier	permutari.cpp	Dimensiune	1.68 KB
Data încărcării	17 Aprilie 2026, 08:46	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

permutari.cpp:7:5: error: expected ‘,’ or ‘;’ before ‘ofstream’
    7 |     ofstream g("permutari.out")
      |     ^~~~~~~~
permutari.cpp: In function ‘void afisare(int)’:
permutari.cpp:13:8: error: ‘g’ was not declared in this scope
   13 |        g << x[i] << " ";
      |        ^
permutari.cpp:13:13: error: ‘x’ was not declared in this scope
   13 |        g << x[i] << " ";
      |             ^
permutari.cpp:14:5: error: ‘g’ was not declared in this scope
   14 |     g << endl;
      |     ^
permutari.cpp: In function ‘bool OK(int)’:
permutari.cpp:19:12: error: ‘x’ was not declared in this scope
   19 |         if(x[i] == x[k])
      |            ^
permutari.cpp: In function ‘void back()’:
permutari.cpp:27:5: error: ‘x’ was not declared in this scope
   27 |     x[1] = 0;
      |     ^
permutari.cpp:33:24: error: ‘n’ was not declared in this scope
   33 |             if(x[k] <= n && OK(k))
      |                        ^
permutari.cpp:36:35: error: ‘n’ was not declared in this scope
   36 |         while(! gasit && x[k ] <= n);
      |                                   ^
permutari.cpp: In function ‘int main()’:
permutari.cpp:52:10: error: ‘n’ was not declared in this scope
   52 |     f >> n;
      |          ^
permutari.cpp: At global scope:
permutari.cpp:62:6: error: redefinition of ‘void afisare(int)’
   62 | void afisare(int k){
      |      ^~~~~~~
permutari.cpp:11:6: note: ‘void afisare(int)’ previously defined here
   11 | void afisare(int k){
      |      ^~~~~~~
permutari.cpp: In function ‘void afisare(int)’:
permutari.cpp:64:8: error: ‘g’ was not declared in this scope
   64 |        g << x[i] << " ";
      |        ^
permutari.cpp:65:5: error: ‘g’ was not declared in this scope
   65 |     g << endl;
      |     ^
permutari.cpp: At global scope:
permutari.cpp:68:6: error: redefinition of ‘bool OK(int)’
   68 | bool OK(int k){
      |      ^~
permutari.cpp:17:6: note: ‘bool OK(int)’ previously defined here
   17 | bool OK(int k){
      |      ^~
permutari.cpp:75:6: error: redefinition of ‘void back()’
   75 | void back()
      |      ^~~~
permutari.cpp:24:6: note: ‘void back()’ previously defined here
   24 | void back()
      |      ^~~~
permutari.cpp:102:5: error: redefinition of ‘int main()’
  102 | int main(){
      |     ^~~~
permutari.cpp:51:5: note: ‘int main()’ previously defined here
   51 | int main(){
      |     ^~~~

Cum funcționează evaluarea?