Eroare de compilare: main.cpp: In function 'void kruskal()': main.cpp:65:5: error: expected ';' before 'for' for (i=1; i<=n; i++) conex[i]=i; ^~~ main.cpp:65:16: warning: statement has no effect [-Wunused-value] for (i=1; i<=n; i++) conex[i]=i; ~^~~ main.cpp:65:24: error: expected ';' before ')' token for (i=1; i<=n; i++) conex[i]=i; ^ main.cpp: In function 'bool compar(muchie, muchie)': main.cpp:95:14: error: request for member 'c' in 'a', which is of non-class type 'int [102]' return a.c<b.c; ^ main.cpp:95:16: error: 'b' was not declared in this scope return a.c<b.c; ^ 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/istream:38, from /usr/include/c++/6/fstream:38, 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 = muchie*; _Iterator2 = muchie*; _Compare = bool (*)()]': /usr/include/c++/6/bits/stl_algo.h:1844:14: required from 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = muchie*; _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 = muchie*; _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 = muchie*; _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 = muchie*; _Compare = bool (*)()]' main.cpp:64:28: required from here /usr/include/c++/6/bits/predefined_ops.h:125:18: error: too many arguments to 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 = muchie*; _Value = muchie; _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 = muchie*; _Distance = long int; _Tp = muchie; _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 = muchie*; _Distance = long int; _Tp = muchie; _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 = muchie*; _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 = muchie*; _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 = muchie*; _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 = muchie*; _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 = muchie*; _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 = muchie*; _Compare = bool (*)()]' main.cpp:64:28: required from here /usr/include/c++/6/bits/predefined_ops.h:147:11: error: too many arguments to function { return bool(_M_comp(*__it, __val)); } ^~~~~~~~~~~~~~~~~~~~~~~~~~~ Non zero exit status: 1