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:15: error: expected `)' before 'a' user.cpp:15: error: expected `)' before 'b' user.cpp:15: error: initializer expression list treated as compound expression user.cpp:15: warning: left-hand operand of comma is a reference, not call, to function 'link' user.cpp:15: warning: left-hand operand of comma has no effect user.cpp:15: error: invalid conversion from 'int (*)(const char*, const char*)throw ()' to 'int' user.cpp:16: error: expected ',' or ';' before '{' token /usr/include/c++/4.2/bits/stl_algo.h: In function 'const _Tp& std::__median(const _Tp&, const _Tp&, const _Tp&, _Compare) [with _Tp = link, _Compare = int]': /usr/include/c++/4.2/bits/stl_algo.h:2795: instantiated from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = link*, _Size = int, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2866: instantiated from 'void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' user.cpp:47: instantiated from here /usr/include/c++/4.2/bits/stl_algo.h:125: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h:126: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h:128: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h:132: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h:134: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h: In function '_RandomAccessIterator std::__unguarded_partition(_RandomAccessIterator, _RandomAccessIterator, _Tp, _Compare) [with _RandomAccessIterator = link*, _Tp = link, _Compare = int]': /usr/include/c++/4.2/bits/stl_algo.h:2795: instantiated from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = link*, _Size = int, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2866: instantiated from 'void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' user.cpp:47: instantiated from here /usr/include/c++/4.2/bits/stl_algo.h:2278: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h:2281: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h: In function 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]': /usr/include/c++/4.2/bits/stl_algo.h:2457: instantiated from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2868: instantiated from 'void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' user.cpp:47: instantiated from here /usr/include/c++/4.2/bits/stl_algo.h:2382: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h: In function 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]': /usr/include/c++/4.2/bits/stl_algo.h:2591: instantiated from 'void std::partial_sort(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2782: instantiated from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = link*, _Size = int, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2866: instantiated from 'void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' user.cpp:47: instantiated from here /usr/include/c++/4.2/bits/stl_algo.h:2501: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_algo.h: In function 'void std::__unguarded_linear_insert(_RandomAccessIterator, _Tp, _Compare) [with _RandomAccessIterator = link*, _Tp = link, _Compare = int]': /usr/include/c++/4.2/bits/stl_algo.h:2388: instantiated from 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2457: instantiated from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2868: instantiated from 'void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' user.cpp:47: instantiated from here /usr/include/c++/4.2/bits/stl_algo.h:2330: error: '__comp' cannot be used as a function /usr/include/c++/4.2/bits/stl_heap.h: In function 'void std::__adjust_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = link*, _Distance = int, _Tp = link, _Compare = int]': /usr/include/c++/4.2/bits/stl_heap.h:404: instantiated from 'void std::make_heap(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2499: instantiated from 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2591: instantiated from 'void std::partial_sort(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2782: instantiated from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = link*, _Size = int, _Compare = int]' /usr/include/c++/4.2/bits/stl_algo.h:2866: instantiated from 'void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = link*, _Compare = int]' user.cpp:47: instantiated from here /usr/include/c++/4.2/bits/stl_heap.h:279: error: '__comp' cannot be used as a function