Rezumat problemă

eval_exp2

C++

#3549

Se consideră o expresie corectă formată din numere naturale, paranteze rotunde și operatorii +, -, *. Să se evalueze expresia.

Consola Varlan Cosmin (vcosmin) Cosmin Varlan & Ionut Padurariu medie

Clasa 10 Structuri de date liniare Stiva

Rezolvă

Detalii

Problema	eval_exp2	Operații I/O	tastatură/ecran
Limita timp	0.01 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#63648473	Utilizator	Vlad Tudor (Tudor297)
Fișier	eval_exp2.cpp	Dimensiune	1.15 KB
Data încărcării	12 Martie 2026, 16:03	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

eval_exp2.cpp:1:20: warning: extra tokens at end of #include directive [enabled by default]
 #include <iostream>#include <cstring>using namespace std;

                    ^
eval_exp2.cpp:1:29: warning: invalid suffix on literal; C++11 requires a space between literal and identifier [-Wliteral-suffix]
 #include <iostream>#include <cstring>using namespace std;

                             ^
eval_exp2.cpp: In function 'long long int expresie(int&)':
eval_exp2.cpp:12:30: error: 'termen' was not declared in this scope
         ret += sgn * termen(p);

                              ^
eval_exp2.cpp: In function 'long long int termen(int&)':
eval_exp2.cpp:18:29: error: 'factor' was not declared in this scope
     long long ret = factor(p);

                             ^
eval_exp2.cpp: In function 'int main()':
eval_exp2.cpp:39:5: error: 'cin' was not declared in this scope
     cin >> (E + 1);

     ^
eval_exp2.cpp:39:5: note: suggested alternative:
In file included from eval_exp2.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
eval_exp2.cpp:40:5: error: 'N' was not declared in this scope
     N = strlen(E + 1);

     ^
eval_exp2.cpp:40:21: error: 'strlen' was not declared in this scope
     N = strlen(E + 1);

                     ^
eval_exp2.cpp:44:5: error: 'p' was not declared in this scope
     p = 0;

     ^
eval_exp2.cpp:45:5: error: 'cout' was not declared in this scope
     cout << factor(p) << "\n";

     ^
eval_exp2.cpp:45:5: note: suggested alternative:
In file included from eval_exp2.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^

Cum funcționează evaluarea?