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	#57494753	Utilizator	Bradu Darius (darriusbradu)
Fișier	permutari.cpp	Dimensiune	506 B
Data încărcării	02 Aprilie 2025, 11:48	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

permutari.cpp:1:20: warning: extra tokens at end of #include directive [enabled by default]
  #include <fstream>;

                    ^
permutari.cpp:5:1: error: expected ',' or ';' before 'ofstream'
 ofstream fout("permutari.out")

 ^
permutari.cpp: In function 'int valid(int)':
permutari.cpp:9:18: error: expected initializer before '<' token
     for(int i=1,i<k,i++){

                  ^
permutari.cpp:9:18: error: expected ';' before '<' token
permutari.cpp:9:18: error: expected primary-expression before '<' token
permutari.cpp:9:24: error: expected ';' before ')' token
     for(int i=1,i<k,i++){

                        ^
permutari.cpp:10:12: error: 'x' was not declared in this scope
         if(x[i]==x[k])

            ^
permutari.cpp: In function 'void afis()':
permutari.cpp:15:20: error: 'n' was not declared in this scope
     for(int i=1;i<=n,i++)

                    ^
permutari.cpp:15:25: error: expected ';' before ')' token
     for(int i=1;i<=n,i++)

                         ^
permutari.cpp:16:9: error: 'fout' was not declared in this scope
         fout<<v[i]<<" ";

         ^
permutari.cpp:16:15: error: 'v' was not declared in this scope
         fout<<v[i]<<" ";

               ^
permutari.cpp:17:5: error: 'fout' was not declared in this scope
     fout<<"\n";}

     ^
permutari.cpp: In function 'void bk(int)':
permutari.cpp:19:11: error: 'n' was not declared in this scope
     if(k==n+1) afis();

           ^
permutari.cpp:20:14: error: 'x' was not declared in this scope
     else for(x[k]=1,x[k]<=n,x[k]++)

              ^
permutari.cpp:20:35: error: expected ';' before ')' token
     else for(x[k]=1,x[k]<=n,x[k]++)

                                   ^
permutari.cpp:22:15: error: could not convert 'bk((k + 1))' from 'void' to 'bool'
         bk(k+1);}

               ^
permutari.cpp:22:17: error: expected primary-expression before '}' token
         bk(k+1);}

                 ^
permutari.cpp:22:17: error: expected ')' before '}' token
permutari.cpp:22:17: error: expected primary-expression before '}' token
permutari.cpp:22:17: error: expected ';' before '}' token
permutari.cpp: In function 'int main()':
permutari.cpp:24:10: error: 'n' was not declared in this scope
     fin>>n;

          ^

Cum funcționează evaluarea?