rail.cpp: In lambda function:
rail.cpp:47:15: error: 'st' is not captured
return dist(st, l) < dist(st, r);
^~
rail.cpp:46:28: note: the lambda has no capture-default
sort(x.begin(), x.end(), [](int l, int r) {
^
rail.cpp:45:41: note: 'int st' declared here
void solve(int l[], int s[], vi& x, int st, int en) {
^~
rail.cpp:47:29: error: 'st' is not captured
return dist(st, l) < dist(st, r);
^~
rail.cpp:46:28: note: the lambda has no capture-default
sort(x.begin(), x.end(), [](int l, int r) {
^
rail.cpp:45:41: note: 'int st' declared here
void solve(int l[], int s[], vi& x, int st, int en) {
^~
rail.cpp: In function 'void solve(int*, int*, std::vector<int>&, int, int)':
rail.cpp:58:19: error: invalid operands of types 'int [5005][5005]' and 'int' to binary 'operator*'
l[t] = val + d * (dist(st, t) - abs(l[st] - val));
~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rail.cpp:61:21: error: invalid operands of types 'int [5005][5005]' and 'int' to binary 'operator*'
l[t] = l[st] - d * dist(st, t);
~~^~~~~~~~~~~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:71:0,
from /usr/include/c++/7/bits/char_traits.h:39,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from rail.cpp:2:
/usr/include/c++/7/bits/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Iter_comp_iter<_Compare>::operator()(_Iterator1, _Iterator2) [with _Iterator1 = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Iterator2 = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)>]':
/usr/include/c++/7/bits/stl_algo.h:1847:14: required from 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1885:25: required from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1971:31: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:4868:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)>]'
rail.cpp:48:3: required from here
/usr/include/c++/7/bits/predefined_ops.h:143:18: error: void value not ignored as it ought to be
{ return bool(_M_comp(*__it1, *__it2)); }
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/7/bits/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Val_comp_iter<_Compare>::operator()(_Value&, _Iterator) [with _Value = int; _Iterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)>]':
/usr/include/c++/7/bits/stl_algo.h:1828:20: required from 'void std::__unguarded_linear_insert(_RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Val_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1855:36: required from 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1885:25: required from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1971:31: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:4868:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)>]'
rail.cpp:48:3: required from here
/usr/include/c++/7/bits/predefined_ops.h:215:11: error: void value not ignored as it ought to be
{ return bool(_M_comp(__val, *__it)); }
^~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/7/bits/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Iter_comp_val<_Compare>::operator()(_Iterator, _Value&) [with _Iterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Value = int; _Compare = solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)>]':
/usr/include/c++/7/bits/stl_heap.h:133:48: required from 'void std::__push_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Distance = long int; _Tp = int; _Compare = __gnu_cxx::__ops::_Iter_comp_val<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_heap.h:237:23: required from 'void std::__adjust_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Distance = long int; _Tp = int; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_heap.h:342:22: required from 'void std::__make_heap(_RandomAccessIterator, _RandomAccessIterator, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1672:23: required from 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1933:25: required from 'void std::__partial_sort(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1948:27: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Size = long int; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:1968:25: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)> >]'
/usr/include/c++/7/bits/stl_algo.h:4868:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<int*, std::vector<int> >; _Compare = solve(int*, int*, std::vector<int>&, int, int)::<lambda(int, int)>]'
rail.cpp:48:3: required from here
/usr/include/c++/7/bits/predefined_ops.h:177:11: error: void value not ignored as it ought to be
{ return bool(_M_comp(*__it, __val)); }
^~~~~~~~~~~~~~~~~~~~~~~~~~~