Eroare de compilare in evaluator: user.cpp:15:41: warning: no newline at end of file user.cpp:5: warning: ISO C++ forbids declaration of 'main' with no type user.cpp: In function 'int main()': user.cpp:6: error: 'stdin' was not declared in this scope user.cpp:6: error: 'freopen' was not declared in this scope user.cpp:7: error: 'stdout' was not declared in this scope user.cpp:9: error: 'scanf' was not declared in this scope user.cpp:15: error: 'printf' was not declared in this scope