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:3: error: '__int64' does not name a type user.cpp:5: error: '::main' must return 'int' user.cpp: In function 'int main()': user.cpp:9: error: 'p' was not declared in this scope user.cpp:13: error: no match for 'operator*' in 'f * n' user.cpp:15: error: cannot convert 'std::ifstream' to 'double' for argument '1' to 'double log10(double)' user.cpp:16: error: cannot convert 'std::ifstream' to 'double' for argument '1' to 'double log10(double)'