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:48:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:34: error: redeclaration of 'int lun' user.cpp:27: error: 'int lun' previously declared here user.cpp:39: error: 's1' was not declared in this scope user.cpp:39: error: 'len' was not declared in this scope user.cpp:39: error: 'var' cannot be used as a function user.cpp:40: error: expected `;' before 's2' user.cpp:41: error: 's2' was not declared in this scope