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	#64345300	Utilizator	Avasiloaei Adrian (Adrian___Ava)
Fișier	permutari.cpp	Dimensiune	324 B
Data încărcării	30 Aprilie 2026, 17:58	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

permutari.cpp: In function ‘bool adv(int)’:
permutari.cpp:2:28: error: ‘v’ was not declared in this scope
    2 |     for(int i=1;i<k;i++)if(v[k]==v[i])return false;
      |                            ^
permutari.cpp: In function ‘void back(int)’:
permutari.cpp:5:20: error: ‘n’ was not declared in this scope
    5 |     for(int i=1;i<=n;i++) {
      |                    ^
permutari.cpp:6:9: error: ‘v’ was not declared in this scope
    6 |         v[k]=i;
      |         ^
permutari.cpp:8:39: error: ‘out’ was not declared in this scope
    8 |                 for (int j=1;j<=n;j++)out<<v[j]<<" ";
      |                                       ^~~
permutari.cpp:9:17: error: ‘out’ was not declared in this scope
    9 |                 out<<endl;
      |                 ^~~
permutari.cpp:9:22: error: ‘endl’ was not declared in this scope
    9 |                 out<<endl;
      |                      ^~~~
permutari.cpp:7:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wdangling-else]
    7 |         if(adv(k)==true)if(k==n){
      |           ^
permutari.cpp:12:7: error: expected ‘}’ at end of input
   12 |      }
      |       ^
permutari.cpp:4:19: note: to match this ‘{’
    4 | } void back(int k){
      |                   ^

Cum funcționează evaluarea?