Rezumat problemă

MedieDiv C++

#1568

Se citeşte de la tastatură un număr natural n. Să se calculeze şi să se afişeze media aritmetică a tuturor divizorilor săi. Media va fi cu fix 2 zecimale dupa virgula.

Consola Moca Andrei (TREYWAY) Andrei Moca ușoară

Clasa 9 Algoritmi elementari Divizibilitate Determinarea divizorilor

Rezolvă

Detalii

Problema	MedieDiv	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#56778051	Utilizator	Cimpeanu Robert Ionut (Cimpeanu_Robert)
Fișier	mediediv.cpp	Dimensiune	310 B
Data încărcării	05 Martie 2025, 15:41	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

mediediv.cpp:2:2: error: invalid preprocessing directive #using
 #using namespace std;

  ^
mediediv.cpp: In function 'int main()':
mediediv.cpp:6:2: error: 'cin' was not declared in this scope
  cin>>n;

  ^
mediediv.cpp:6:2: note: suggested alternative:
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from mediediv.cpp:1:
/usr/include/c++/4.8/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
mediediv.cpp:18:6: error: expected ';' before 'n'
      n=(m*100)

      ^
mediediv.cpp:20:2: error: 'cout' was not declared in this scope
  cout<<fixed<<setprecision(2)<<m;

  ^
mediediv.cpp:20:2: note: suggested alternative:
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from mediediv.cpp:1:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
mediediv.cpp:20:8: error: 'fixed' was not declared in this scope
  cout<<fixed<<setprecision(2)<<m;

        ^
mediediv.cpp:20:8: note: suggested alternative:
In file included from /usr/include/c++/4.8/ios:42:0,
                 from /usr/include/c++/4.8/istream:38,
                 from /usr/include/c++/4.8/sstream:38,
                 from /usr/include/c++/4.8/complex:45,
                 from /usr/include/c++/4.8/ccomplex:38,
                 from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:52,
                 from mediediv.cpp:1:
/usr/include/c++/4.8/bits/ios_base.h:964:3: note:   'std::fixed'
   fixed(ios_base& __base)
   ^
mediediv.cpp:20:29: error: 'setprecision' was not declared in this scope
  cout<<fixed<<setprecision(2)<<m;

                             ^
mediediv.cpp:20:29: note: suggested alternative:
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:71:0,
                 from mediediv.cpp:1:
/usr/include/c++/4.8/iomanip:192:3: note:   'std::setprecision'
   setprecision(int __n)
   ^

Cum funcționează evaluarea?