Eroare de compilare in evaluator: 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:109:2: warning: no newline at end of file user.cpp: In function 'void QuickSort(int, int)': user.cpp:20: warning: comparison between signed and unsigned integer expressions user.cpp:21: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void doit()': user.cpp:75: warning: comparison between signed and unsigned integer expressions user.cpp:77: warning: comparison between signed and unsigned integer expressions user.cpp:80: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void read()': user.cpp:91: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'void write()': user.cpp:98: warning: comparison between signed and unsigned integer expressions user.cpp:100: error: name lookup of 'i' changed for new ISO 'for' scoping user.cpp:98: error: using obsolete binding at 'i'