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	#64103469	Utilizator	Nan Victor (Victor_Nan134)
Fișier	permutari.cpp	Dimensiune	474 B
Data încărcării	17 Aprilie 2026, 09:17	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

permutari.cpp: In function ‘void afis(int)’:
permutari.cpp:7:15: error: ‘st’ was not declared in this scope; did you mean ‘std’?
    7 |         cout<<st[i];
      |               ^~
      |               std
permutari.cpp: In function ‘void back(int)’:
permutari.cpp:12:15: error: ‘n’ was not declared in this scope
   12 |     for(i=0;i<n;i++)
      |               ^
permutari.cpp:13:9: error: ‘st’ was not declared in this scope; did you mean ‘std’?
   13 |    {    st[k]=i;
      |         ^~
      |         std
permutari.cpp:15:14: error: ‘j’ was not declared in this scope
   15 |          for(j=0;j<k;j++)
      |              ^
permutari.cpp:18:12: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wdangling-else]
   18 |          if(ok==1)
      |            ^
permutari.cpp:24:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   24 | int main()
      |         ^~
permutari.cpp:24:9: note: remove parentheses to default-initialize a variable
   24 | int main()
      |         ^~
      |         --
permutari.cpp:24:9: note: or replace parentheses with braces to value-initialize a variable
permutari.cpp:25:1: error: a function-definition is not allowed here before ‘{’ token
   25 | {
      | ^
permutari.cpp:29:2: error: expected ‘}’ at end of input
   29 | }
      |  ^
permutari.cpp:10:1: note: to match this ‘{’
   10 | {
      | ^

Cum funcționează evaluarea?