Eroare de compilare: main.cpp: In function 'void citire()': main.cpp:59:10: error: 'N' was not declared in this scope 59 | fin>>N>>M; | ^ main.cpp:59:13: error: 'M' was not declared in this scope 59 | fin>>N>>M; | ^ main.cpp: In function 'int main()': main.cpp:82:20: error: 'm' was not declared in this scope 82 | for(int i=0; i<m && nr_muchii < n-1; i++) | ^ main.cpp:82:37: error: 'n' was not declared in this scope 82 | for(int i=0; i<m && nr_muchii < n-1; i++) | ^ main.cpp:90:29: error: 'struct Muchie' has no member named 'c' 90 | cmin+=Muchii[i].c; //adaugam costul Muchiei i la total | ^ main.cpp:73:9: warning: unused variable 'x' [-Wunused-variable] 73 | int x,y; | ^ main.cpp:73:11: warning: unused variable 'y' [-Wunused-variable] 73 | int x,y; | ^ In file included from /usr/include/c++/12.2.1/bits/stl_algobase.h:71, from /usr/include/c++/12.2.1/bits/specfun.h:45, from /usr/include/c++/12.2.1/cmath:1935, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:41, from main.cpp:1: /usr/include/c++/12.2.1/bits/predefined_ops.h: In instantiation of 'constexpr bool __gnu_cxx::__ops::_Iter_less_iter::operator()(_Iterator1, _Iterator2) const [with _Iterator1 = Muchie*; _Iterator2 = Muchie*]': /usr/include/c++/12.2.1/bits/stl_algo.h:1809:14: required from 'constexpr void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = Muchie*; _Compare = __gnu_cxx::__ops::_Iter_less_iter]' /usr/include/c++/12.2.1/bits/stl_algo.h:1849:25: required from 'constexpr void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = Muchie*; _Compare = __gnu_cxx::__ops::_Iter_less_iter]' /usr/include/c++/12.2.1/bits/stl_algo.h:1940:31: required from 'constexpr void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = Muchie*; _Compare = __gnu_cxx::__ops::_Iter_less_iter]' /usr/include/c++/12.2.1/bits/stl_algo.h:4820:18: required from 'constexpr void std::sort(_RAIter, _RAIter) [with _RAIter = Muchie*]' main.cpp:80:9: required from here /usr/include/c++/12.2.1/bits/predefined_ops.h:45:23: error: no match for 'operator<' (operand types are 'Muchie' and 'Muchie') 45 | { return *__it1 < *__it2; } | ~~~~~~~^~~~~~~~ In file included from /usr/include/c++/12.2.1/bits/stl_algobase.h:67: /usr/include/c++/12.2.1/bits/stl_iterator.h:1185:5: note: candidate: 'template<class _IteratorL, class _IteratorR, class _Container> constexpr std::__detail::__synth3way_t<_IteratorR, _IteratorL> __gnu_cxx::operator<=>(const __normal_iterator<_IteratorL, _Container>&, const __normal_iterator<_IteratorR, _Container>&)' (reversed) 1185 | operator<=>(const __normal_iterator<_IteratorL, _Container>& __lhs, | ^~~~~~~~ /usr/include/c++/12.2.1/bits/stl_iterator.h:1185:5: note: template argument deduction/substitution failed: /usr/include/c++/12.2.1/bits/predefined_ops.h:45:23: note: 'Muchie' is not derived from 'const __gnu_cxx::__normal_iterator<_IteratorL, _Container>' 45 | { return *__it1 < *__it2; } | ~~~~~~~^~~~~~~~ /usr/include/c++/12.2.1/bits/stl_iterator.h:1204:5: note: candidate: 'template<class _Iterator, class _Container> constexpr std::__detail::__synth3way_t<_T1> __gnu_cxx::operator<=>(const __normal_iterator<_Iterator, _Container>&, const __normal_iterator<_Iterator, _Container>&)' (rewritten) 1204 | operator<=>(const __normal_iterator<_Iterator, _Container>& __lhs, | ^~~~~~~~ /usr/include/c++/12.2.1/bits/stl_iterator.h:1204:5: note: template argument deduction/substitution failed: /usr/include/c++/12.2.1/bits/predefined_ops.h:45:23: note: 'Muchie' is not derived from 'const __gnu_cxx::__normal_iterator<_Iterator, _Container>' Non zero exit status: 1