Rezumat problemă

Aranjamente

#196

Se citesc două numere naturale nenule n și k. Să se afişeze, în ordine lexicografică, aranjamentele de câte k elemente ale mulţimii {1,2,..,n}.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Backtracking Elemente de combinatorică

Rezolvă

Detalii

Problema	Aranjamente	Operații I/O	aranjamente.in/aranjamente.out
Limita timp	0.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64294301	Utilizator	Baltatescu Teona-Mhihaela (Teo17_)
Fișier	aranjamente.cpp	Dimensiune	1.25 KB
Data încărcării	28 Aprilie 2026, 12:35	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

aranjamente.cpp:5:1: error: expected ‘,’ or ‘;’ before ‘ofstrem’
    5 | ofstrem out("aranjamente.out")
      | ^~~~~~~
aranjamente.cpp: In function ‘void Afis(int)’:
aranjamente.cpp:11:9: error: ‘out’ was not declared in this scope
   11 |         out << x[j] << " ";
      |         ^~~
aranjamente.cpp:11:16: error: ‘x’ was not declared in this scope
   11 |         out << x[j] << " ";
      |                ^
aranjamente.cpp:12:5: error: ‘out’ was not declared in this scope
   12 |     out << endl;
      |     ^~~
aranjamente.cpp: In function ‘bool OK(int)’:
aranjamente.cpp:17:12: error: ‘x’ was not declared in this scope
   17 |         if(x[k] == x[i])
      |            ^
aranjamente.cpp: In function ‘bool Solutie(int)’:
aranjamente.cpp:24:17: error: ‘p’ was not declared in this scope
   24 |     return k == p;
      |                 ^
aranjamente.cpp: In function ‘void Back(int)’:
aranjamente.cpp:28:26: error: ‘n’ was not declared in this scope
   28 |     for(int i = 1 ; i <= n ; ++ i)
      |                          ^
aranjamente.cpp:30:9: error: ‘x’ was not declared in this scope
   30 |         x[k] = i;
      |         ^
aranjamente.cpp:31:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wdangling-else]
   31 |         if(OK(k))
      |           ^
aranjamente.cpp: In function ‘int main()’:
aranjamente.cpp:39:11: error: ‘n’ was not declared in this scope; did you mean ‘in’?
   39 |     in >> n >> p;
      |           ^
      |           in
aranjamente.cpp:39:16: error: ‘p’ was not declared in this scope
   39 |     in >> n >> p;
      |                ^
aranjamente.cpp: At global scope:
aranjamente.cpp:45:6: error: redefinition of ‘void Afis(int)’
   45 | void Afis(int k)
      |      ^~~~
aranjamente.cpp:8:6: note: ‘void Afis(int)’ previously defined here
    8 | void Afis(int k)
      |      ^~~~
aranjamente.cpp: In function ‘void Afis(int)’:
aranjamente.cpp:48:9: error: ‘out’ was not declared in this scope
   48 |         out << x[j] << " ";
      |         ^~~
aranjamente.cpp:49:5: error: ‘out’ was not declared in this scope
   49 |     out << endl;
      |     ^~~
aranjamente.cpp: At global scope:
aranjamente.cpp:52:6: error: redefinition of ‘bool OK(int)’
   52 | bool OK(int k){
      |      ^~
aranjamente.cpp:15:6: note: ‘bool OK(int)’ previously defined here
   15 | bool OK(int k){
      |      ^~
aranjamente.cpp:59:6: error: redefinition of ‘bool Solutie(int)’
   59 | bool Solutie(int k)
      |      ^~~~~~~
aranjamente.cpp:22:6: note: ‘bool Solutie(int)’ previously defined here
   22 | bool Solutie(int k)
      |      ^~~~~~~
aranjamente.cpp:64:6: error: redefinition of ‘void Back(int)’
   64 | void Back(int k){
      |      ^~~~
aranjamente.cpp:27:6: note: ‘void Back(int)’ previously defined here
   27 | void Back(int k){
      |      ^~~~
aranjamente.cpp: In function ‘void Back(int)’:
aranjamente.cpp:68:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wdangling-else]
   68 |         if(OK(k))
      |           ^
aranjamente.cpp: At global scope:
aranjamente.cpp:75:5: error: redefinition of ‘int main()’
   75 | int main(){
      |     ^~~~
aranjamente.cpp:38:5: note: ‘int main()’ previously defined here
   38 | int main(){
      |     ^~~~

Cum funcționează evaluarea?