Eroare de compilare: main.cpp:14:15: error: expected ')' before 'a' bool cmp(time a,time b){ ^ main.cpp:14:22: error: expected ')' before 'b' bool cmp(time a,time b){ ^ main.cpp:14:23: error: expression list treated as compound expression in initializer [-fpermissive] bool cmp(time a,time b){ ^ main.cpp:14:23: warning: left operand of comma operator is a reference, not call, to function 'time' [-Waddress] main.cpp:14:23: warning: left operand of comma operator has no effect [-Wunused-value] main.cpp:14:24: error: expected ',' or ';' before '{' token bool cmp(time a,time b){ ^ In file included from /usr/include/c++/6/bits/stl_algobase.h:71:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/ostream:38, from /usr/include/c++/6/iostream:39, from main.cpp:1: /usr/include/c++/6/bits/predefined_ops.h: In instantiation of 'constexpr bool __gnu_cxx::__ops::_Iter_comp_iter<_Compare>::operator()(_Iterator1, _Iterator2) [with _Iterator1 = time*; _Iterator2 = time*; _Compare = bool]': /usr/include/c++/6/bits/stl_algo.h:1844:14: required from 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = time*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:1882:25: required from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = time*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:1968:31: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = time*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:4739:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = time*; _Compare = bool]' main.cpp:45:23: required from here /usr/include/c++/6/bits/predefined_ops.h:125:18: error: expression cannot be used as a function { return bool(_M_comp(*__it1, *__it2)); } ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/6/bits/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Iter_comp_val<_Compare>::operator()(_Iterator, _Value&) [with _Iterator = time*; _Value = time; _Compare = bool]': /usr/include/c++/6/bits/stl_heap.h:129:48: required from 'void std::__push_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = time*; _Distance = long int; _Tp = time; _Compare = __gnu_cxx::__ops::_Iter_comp_val<bool>]' /usr/include/c++/6/bits/stl_heap.h:230:23: required from 'void std::__adjust_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = time*; _Distance = long int; _Tp = time; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_heap.h:335:22: required from 'void std::__make_heap(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = time*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:1669:23: required from 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = time*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:1930:25: required from 'void std::__partial_sort(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = time*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:1945:27: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = time*; _Size = long int; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:1965:25: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = time*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool>]' /usr/include/c++/6/bits/stl_algo.h:4739:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = time*; _Compare = bool]' main.cpp:45:23: required from here /usr/include/c++/6/bits/predefined_ops.h:147:11: error: expression cannot be used as a function { return bool(_M_comp(*__it, __val)); } ^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:37:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("heavymetal.in","r",stdin); ^ main.cpp:38:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("heavymetal.out","w",stdout); ^ main.cpp:40:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] Non zero exit status: 1