Rezumat problemă

Numere8

#1005

Se dă o listă cu numere naturale. Să se determine numerele naturale nenule cu cel mult patru cifre care nu apar în lista dată.

Fișiere Candale Silviu (silviu) ușoară

Clasa 9 Tablouri unidimensionale (vectori) Vectori caracteristici / de frecventa

Rezolvă

Detalii

Problema	Numere8	Operații I/O	numere8.in/numere8.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#58182577	Utilizator	Bencze Edina (Sz0k3)
Fișier	numere8.cpp	Dimensiune	431 B
Data încărcării	19 Mai 2025, 10:15	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

numere8.cpp:5:1: error: 'usingnamespace' does not name a type
 usingnamespace std;

 ^
numere8.cpp: In function 'int main()':
numere8.cpp:9:1: error: 'ifstream' was not declared in this scope
 ifstream fin("numere8.in");

 ^
numere8.cpp:9:1: note: suggested alternative:
In file included from /usr/include/c++/4.8/ios:38:0,
                 from /usr/include/c++/4.8/ostream:38,
                 from /usr/include/c++/4.8/iostream:39,
                 from numere8.cpp:1:
/usr/include/c++/4.8/iosfwd:157:34: note:   'std::ifstream'
   typedef basic_ifstream<char>   ifstream;
                                  ^
numere8.cpp:9:10: error: expected ';' before 'fin'
 ifstream fin("numere8.in");

          ^
numere8.cpp:10:5: error: 'ofstream' was not declared in this scope
     ofstream fout("numere8.out");

     ^
numere8.cpp:10:5: note: suggested alternative:
In file included from /usr/include/c++/4.8/ios:38:0,
                 from /usr/include/c++/4.8/ostream:38,
                 from /usr/include/c++/4.8/iostream:39,
                 from numere8.cpp:1:
/usr/include/c++/4.8/iosfwd:160:34: note:   'std::ofstream'
   typedef basic_ofstream<char>   ofstream;
                                  ^
numere8.cpp:10:14: error: expected ';' before 'fout'
     ofstream fout("numere8.out");

              ^
numere8.cpp:11:6: error: 'unordered_set' was not declared in this scope
      unordered_set<int> numere;

      ^
numere8.cpp:11:6: note: suggested alternative:
In file included from /usr/include/c++/4.8/unordered_set:48:0,
                 from numere8.cpp:3:
/usr/include/c++/4.8/bits/unordered_set.h:93:11: note:   'std::unordered_set'
     class unordered_set : __check_copy_constructible<_Alloc>
           ^
numere8.cpp:11:20: error: expected primary-expression before 'int'
      unordered_set<int> numere;

                    ^
numere8.cpp:11:20: error: expected ';' before 'int'
numere8.cpp:15:9: error: 'fin' was not declared in this scope
  while (fin >> x)

         ^
numere8.cpp:17:3: error: 'numer4e' was not declared in this scope
   numer4e.insert(x);

   ^
numere8.cpp:22:7: error: 'numere' was not declared in this scope
   if (numere.find(i) == numere.end())

       ^
numere8.cpp:24:4: error: 'fout' was not declared in this scope
    fout << i << " ";

    ^
numere8.cpp:27:2: error: 'fin' was not declared in this scope
  fin.close();

  ^
numere8.cpp:28:2: error: 'fout' was not declared in this scope
  fout.close();

  ^

Cum funcționează evaluarea?