Rezumat problemă

Permutari6

#3909

Se citesc două numere a și b. Să se afișeze, în ordine lexicografică, permutările mulțimii {a, a + 1, ..., b}.

Consola Candale Silviu (silviu) ușoară

Clasa 11 Backtracking Elemente de combinatorică

Rezolvă

Detalii

Problema	Permutari6	Operații I/O	tastatură/ecran
Limita timp	0.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#59208314	Utilizator	Rogojan Ioana (Ioana_7)
Fișier	permutari6.cpp	Dimensiune	526 B
Data încărcării	22 Septembrie 2025, 08:45	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

permutari6.cpp: In function 'int ok(int)':
permutari6.cpp:4:18: error: expected initializer before '<=' token
     for(int i=1,i<=k,i++)

                  ^
permutari6.cpp:4:18: error: expected ';' before '<=' token
permutari6.cpp:4:18: error: expected primary-expression before '<=' token
permutari6.cpp:4:25: error: expected ';' before ')' token
     for(int i=1,i<=k,i++)

                         ^
permutari6.cpp: In function 'void back(int)':
permutari6.cpp:11:18: error: expected initializer before '<=' token
     for(int i=1,i<=n,i++)

                  ^
permutari6.cpp:11:18: error: expected ';' before '<=' token
permutari6.cpp:11:18: error: expected primary-expression before '<=' token
permutari6.cpp:11:25: error: expected ';' before ')' token
     for(int i=1,i<=n,i++)

                         ^
permutari6.cpp:17:26: error: expected initializer before '<=' token
             for(int j=1,j<=n,j++)

                          ^
permutari6.cpp:17:26: error: expected ';' before '<=' token
permutari6.cpp:17:26: error: expected primary-expression before '<=' token
permutari6.cpp:17:33: error: expected ';' before ')' token
             for(int j=1,j<=n,j++)

                                 ^
permutari6.cpp:18:17: error: 'cout' was not declared in this scope
                 cout<<x(a[j])<<" ";

                 ^
permutari6.cpp:18:29: error: 'x' cannot be used as a function
                 cout<<x(a[j])<<" ";

                             ^
permutari6.cpp:19:13: error: 'cout' was not declared in this scope
             cout<<endl;

             ^
permutari6.cpp:19:19: error: 'endl' was not declared in this scope
             cout<<endl;

                   ^
permutari6.cpp:14:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
         if(ok(k))

           ^
permutari6.cpp: In function 'int main()':
permutari6.cpp:28:5: error: 'cin' was not declared in this scope
     cin>>a>>b;

     ^
permutari6.cpp:30:18: error: expected initializer before '<=' token
     for(int i=1,k<=n,i++)

                  ^
permutari6.cpp:30:18: error: expected ';' before '<=' token
permutari6.cpp:30:18: error: expected primary-expression before '<=' token
permutari6.cpp:30:25: error: expected ';' before ')' token
     for(int i=1,k<=n,i++)

                         ^

Cum funcționează evaluarea?