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	#64083137	Utilizator	Cătuneanu Bianca (Bia0218)
Fișier	permutari.cpp	Dimensiune	537 B
Data încărcării	16 Aprilie 2026, 09:42	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

permutari.cpp:3:12: error: extended character “ is not valid in an identifier
    3 | ifstream f(“permutari.in”);
      |            ^
permutari.cpp:3:23: error: extended character ” is not valid in an identifier
    3 | ifstream f(“permutari.in”);
      |                       ^
permutari.cpp:4:12: error: extended character “ is not valid in an identifier
    4 | ofstream g(“permutari.out”);
      |            ^
permutari.cpp:4:23: error: extended character ” is not valid in an identifier
    4 | ofstream g(“permutari.out”);
      |                       ^
permutari.cpp:9:32: error: extended character ” is not valid in an identifier
    9 |  for(int i=1;i<=k;i++)g<<x[i]<<” “;
      |                                ^
permutari.cpp:9:34: error: extended character “ is not valid in an identifier
    9 |  for(int i=1;i<=k;i++)g<<x[i]<<” “;
      |                                  ^
permutari.cpp:3:12: error: ‘“permutari’ was not declared in this scope
    3 | ifstream f(“permutari.in”);
      |            ^~~~~~~~~~
permutari.cpp:4:12: error: ‘“permutari’ was not declared in this scope
    4 | ofstream g(“permutari.out”);
      |            ^~~~~~~~~~
permutari.cpp: In function ‘void afis(int)’:
permutari.cpp:9:32: error: ‘”’ was not declared in this scope
    9 |  for(int i=1;i<=k;i++)g<<x[i]<<” “;
      |                                ^
permutari.cpp: In function ‘int valid(int)’:
permutari.cpp:14:6: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   14 |      for(int i=1;i<k;i++)
      |      ^~~
permutari.cpp:16:10: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   16 |          return 1;
      |          ^~~~~~
permutari.cpp: In function ‘void bkt(int)’:
permutari.cpp:22:9: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wdangling-else]
   22 |       if(valid(k))
      |         ^

Cum funcționează evaluarea?