Rezumat problemă

ecuatie2

#1359

Scrieţi un program care să citească o ecuație de un anumit tip și care să determine: a) tipul ecuației citite; b) soluția ecuației obținută prin rezolvarea acestei ecuații.

propunere OJI 2015 cls 6

Fișiere Minca Carmen (carmen) Carmen Minca ușoară

Clasa 9 Algoritmi elementari Probleme diverse

Rezolvă

Detalii

Problema	ecuatie2	Operații I/O	ecuatie2.in/ecuatie2.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#58345963	Utilizator	Botofei Andrei-Rares (r_botofei)
Fișier	ecuatie2.cpp	Dimensiune	2.11 KB
Data încărcării	28 Mai 2025, 13:49	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

ecuatie2.cpp: In function 'int main()':
ecuatie2.cpp:9:5: error: reference to 'cin' is ambiguous
     cin >> s;

     ^
ecuatie2.cpp:4:10: note: candidates are: std::ifstream cin
 ifstream cin("ecuatie2.in");

          ^
In file included from ecuatie2.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
ecuatie2.cpp:13:9: error: 'fin' was not declared in this scope
         fin >> s;

         ^
ecuatie2.cpp:16:13: error: 'fout' was not declared in this scope
             fout << 2 << '\n';

             ^
ecuatie2.cpp:28:13: error: 'fout' was not declared in this scope
             fout << 4 << '\n';

             ^
ecuatie2.cpp:40:13: error: 'fout' was not declared in this scope
             fout << 6 << '\n';

             ^
ecuatie2.cpp:52:13: error: 'fout' was not declared in this scope
             fout << 8 << '\n';

             ^
ecuatie2.cpp:69:13: error: 'fin' was not declared in this scope
             fin >> s;

             ^
ecuatie2.cpp:73:13: error: 'fin' was not declared in this scope
             fin >> s;

             ^
ecuatie2.cpp:74:13: error: 'fout' was not declared in this scope
             fout << 1 << '\n';

             ^
ecuatie2.cpp:80:13: error: 'fin' was not declared in this scope
             fin >> s;

             ^
ecuatie2.cpp:81:13: error: 'fout' was not declared in this scope
             fout << 3 << '\n';

             ^
ecuatie2.cpp:87:13: error: 'fin' was not declared in this scope
             fin >> s;

             ^
ecuatie2.cpp:88:13: error: 'fout' was not declared in this scope
             fout << 5 << '\n';

             ^
ecuatie2.cpp:94:13: error: 'fin' was not declared in this scope
             fin >> s;

             ^
ecuatie2.cpp:95:13: error: 'fout' was not declared in this scope
             fout << 7 << '\n';

             ^

Cum funcționează evaluarea?