Rezumat problemă

PartitiiNumar4

#324

Se dă un număr natural n şi o mulţime cu m elemente, numere naturale nenule. Determinaţi, în ordine lexicografică, toate modalităţile de a-l scrie pe n ca sumă de termeni din acea mulţime.

Fișiere Candale Silviu (silviu) medie

Clasa 11 Backtracking Probleme diverse

Rezolvă

Detalii

Problema	PartitiiNumar4	Operații I/O	partitiinumar4.in/partitiinumar4.out
Limita timp	0.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64108240	Utilizator	Chirculescu Alex (Chirculescu_Alex)
Fișier	partitiinumar4.cpp	Dimensiune	628 B
Data încărcării	17 Aprilie 2026, 12:18	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

partitiinumar4.cpp:3:1: error: ‘ifstream’ does not name a type
    3 | ifstream fin("partitiinumar4.in");
      | ^~~~~~~~
partitiinumar4.cpp:4:1: error: ‘ofstream’ does not name a type
    4 | ofstream fout("partitiinumar4.out")
      | ^~~~~~~~
partitiinumar4.cpp: In function ‘void afisare(int)’:
partitiinumar4.cpp:9:5: error: ‘fout’ was not declared in this scope
    9 |     fout<<a[i]<<' ';
      |     ^~~~
partitiinumar4.cpp:9:11: error: ‘a’ was not declared in this scope
    9 |     fout<<a[i]<<' ';
      |           ^
partitiinumar4.cpp:10:5: error: ‘fout’ was not declared in this scope
   10 |     fout<<endl;
      |     ^~~~
partitiinumar4.cpp:10:11: error: ‘endl’ was not declared in this scope; did you mean ‘std::endl’?
   10 |     fout<<endl;
      |           ^~~~
      |           std::endl
In file included from /usr/include/c++/13/istream:41,
                 from /usr/include/c++/13/fstream:40,
                 from partitiinumar4.cpp:1:
/usr/include/c++/13/ostream:735:5: note: ‘std::endl’ declared here
  735 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
partitiinumar4.cpp: In function ‘int verificare(int)’:
partitiinumar4.cpp:13:10: error: ‘a’ was not declared in this scope
   13 | {if(i>1&&a[i]<a[i-1])
      |          ^
partitiinumar4.cpp: In function ‘void back(int, int)’:
partitiinumar4.cpp:19:18: error: ‘m’ was not declared in this scope
   19 | { for(int j=1;j<=m;j++)
      |                  ^
partitiinumar4.cpp:20:2: error: ‘a’ was not declared in this scope
   20 | {a[i]=b[j];
      |  ^
partitiinumar4.cpp:20:7: error: ‘b’ was not declared in this scope
   20 | {a[i]=b[j];
      |       ^
partitiinumar4.cpp:21:12: error: ‘n’ was not declared in this scope
   21 | if(sp+a[i]>n)
      |            ^
partitiinumar4.cpp:24:14: error: ‘n’ was not declared in this scope
   24 | {if(sp+a[i]==n)
      |              ^
partitiinumar4.cpp: In function ‘int main()’:
partitiinumar4.cpp:34:4: error: ‘fin’ was not declared in this scope
   34 |    fin>>n>>m;
      |    ^~~
partitiinumar4.cpp:34:9: error: ‘n’ was not declared in this scope
   34 |    fin>>n>>m;
      |         ^
partitiinumar4.cpp:34:12: error: ‘m’ was not declared in this scope; did you mean ‘tm’?
   34 |    fin>>n>>m;
      |            ^
      |            tm
partitiinumar4.cpp:36:6: error: ‘b’ was not declared in this scope
   36 | fin>>b[i];
      |      ^
partitiinumar4.cpp:38:11: error: expected ‘;’ before ‘fin’
   38 | back(1, 0)
      |           ^
      |           ;
   39 |     fin.close();
      |     ~~~    
partitiinumar4.cpp:40:5: error: ‘fout’ was not declared in this scope
   40 |     fout.close();
      |     ^~~~

Cum funcționează evaluarea?