Eroare de compilare: In file included from /usr/include/c++/4.2/backward/fstream.h:31, from user.cpp:1: /usr/include/c++/4.2/backward/backward_warning.h:32:2: warning: #warning This file includes at least one deprecated or antiquated header. Please consider using one of the 32 headers found in section 17.4.1.2 of the C++ standard. Examples include substituting the <X> header for the <X.h> header for C++ includes, or <iostream> instead of the deprecated header <iostream.h>. To disable this warning use -Wno-deprecated. user.cpp:49:40: warning: missing terminating ' character user.cpp:49: error: missing terminating ' character user.cpp: In function 'int main()': user.cpp:9: error: expected initializer before 'ifstream' user.cpp:12: error: 'f' was not declared in this scope user.cpp:17: error: 'e' was not declared in this scope user.cpp:21: error: 'e' was not declared in this scope user.cpp:24: error: 'x' was not declared in this scope