제출 #1266771

#제출 시각아이디문제언어결과실행 시간메모리
1266771ThylOneRarest Insects (IOI22_insects)C++17
컴파일 에러
0 ms0 KiB
//#define LOCAL #include "insects.h" #include <algorithm> #include<bits/stdc++.h> using namespace std; #define pb push_back set<int> bucket; void push_in(int insect){ assert(bucket.find(insect) == bucket.end()); bucket.insert(insect); move_inside(insect); } void push_out(int insect){ assert(bucket.find(insect) != bucket.end()); bucket.erase(insect); move_outside(insect); } void empty_bucket(){ for(int u:bucket){ push_out(u); } } int min_cardinality(int N) { srand(42); bucket.clear(); int D = 0; set<int> insect_q; for(int i = 0 ; i < N ; i++){ push_in(i); if(press_button() == 1){D++;} else{insect_q.insert(i); push_out(i);} } //On va maintenant proceder a la dichotomie int low = 1 ; int high = N / D + 1; while(high - low > 1){ random_shuffle(insect_q.begin(), insect_q.end()); int bound = (low + high)/2; vector<int> add_tturn, out; for(int i:insect_q){ push_in(i); int r = press_button(); if(r > bound){ push_out(i); out.push_back(i); continue; } add_tturn.push_back(i); if(bound*D == bucket.size())break; } if(bound*D==bucket.size()){ low = bound; for(int u:add_tturn)insect_q.erase(u); }else{ for(int u:add_tturn)push_out(u); for(int u:out)insect_q.erase(u); high = bound; } } return low; }

컴파일 시 표준 에러 (stderr) 메시지

In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h: In instantiation of 'void std::random_shuffle(_RAIter, _RAIter) [with _RAIter = std::_Rb_tree_const_iterator<int>]':
insects.cpp:42:17:   required from here
/usr/include/c++/11/bits/stl_algo.h:4576:50: error: no match for 'operator+' (operand types are 'std::_Rb_tree_const_iterator<int>' and 'int')
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/algorithm:61,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_iterator.h:585:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename std::reverse_iterator<_Iterator>::difference_type, const std::reverse_iterator<_Iterator>&)'
  585 |     operator+(typename reverse_iterator<_Iterator>::difference_type __n,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:585:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/algorithm:61,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_iterator.h:1700:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename std::move_iterator<_IteratorL>::difference_type, const std::move_iterator<_IteratorL>&)'
 1700 |     operator+(typename move_iterator<_Iterator>::difference_type __n,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:1700:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6095:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6095 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6095:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:56,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.tcc:1169:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 1169 |     operator+(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.tcc:1169:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const _CharT*' and 'std::_Rb_tree_const_iterator<int>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:56,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.tcc:1189:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 1189 |     operator+(_CharT __lhs, const basic_string<_CharT, _Traits, _Alloc>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.tcc:1189:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6132:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
 6132 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6132:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6148:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
 6148 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6148:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6160:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6160 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6160:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6166:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 6166 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6166:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6172:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 6172 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6172:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6194:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 6194 |     operator+(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6194:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const _CharT*' and 'std::_Rb_tree_const_iterator<int>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6200:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 6200 |     operator+(_CharT __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6200:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6206:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)'
 6206 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6206:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/bits/basic_string.h:6212:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)'
 6212 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6212:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:332:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&, const std::complex<_Tp>&)'
  332 |     operator+(const complex<_Tp>& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:332:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:341:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&, const _Tp&)'
  341 |     operator+(const complex<_Tp>& __x, const _Tp& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:341:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:350:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const _Tp&, const std::complex<_Tp>&)'
  350 |     operator+(const _Tp& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:350:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const std::complex<_Tp>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:451:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&)'
  451 |     operator+(const complex<_Tp>& __x)
      |     ^~~~~~~~
/usr/include/c++/11/complex:451:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/valarray:1186:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const std::valarray<_Tp>&, const std::valarray<_Tp>&)'
 1186 | _DEFINE_BINARY_OPERATOR(+, __plus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/valarray:1186:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/valarray:1186:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const std::valarray<_Tp>&, const typename std::valarray<_Tp>::value_type&)'
 1186 | _DEFINE_BINARY_OPERATOR(+, __plus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/valarray:1186:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/valarray:1186:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const typename std::valarray<_Tp>::value_type&, const std::valarray<_Tp>&)'
 1186 | _DEFINE_BINARY_OPERATOR(+, __plus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/valarray:1186:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4576:50: note:   mismatched types 'const std::valarray<_Tp>' and 'int'
 4576 |         for (_RandomAccessIterator __i = __first + 1; __i != __last; ++__i)
      |                                          ~~~~~~~~^~~
/usr/include/c++/11/bits/stl_algo.h:4580:63: error: no match for 'operator-' (operand types are 'std::_Rb_tree_const_iterator<int>' and 'std::_Rb_tree_const_iterator<int>')
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/algorithm:61,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_iterator.h:577:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__y.base() - __x.base())) std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
  577 |     operator-(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:577:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::reverse_iterator<_Iterator>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/algorithm:61,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_iterator.h:1693:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
 1693 |     operator-(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:1693:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::move_iterator<_IteratorL>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:362:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator-(const std::complex<_Tp>&, const std::complex<_Tp>&)'
  362 |     operator-(const complex<_Tp>& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:362:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:371:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator-(const std::complex<_Tp>&, const _Tp&)'
  371 |     operator-(const complex<_Tp>& __x, const _Tp& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:371:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:380:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator-(const _Tp&, const std::complex<_Tp>&)'
  380 |     operator-(const _Tp& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:380:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from insects.cpp:4:
/usr/include/c++/11/complex:457:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator-(const std::complex<_Tp>&)'
  457 |     operator-(const complex<_Tp>& __x)
      |     ^~~~~~~~
/usr/include/c++/11/complex:457:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)'
  406 |     _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:406:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
  406 |     _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:406:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  406 |     _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:406:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)'
  406 |     _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:406:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/bits/valarray_after.h:406:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__minus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  406 |     _DEFINE_EXPR_BINARY_OPERATOR(-, struct std::__minus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:406:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/valarray:1187:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__minus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const std::valarray<_Tp>&, const std::valarray<_Tp>&)'
 1187 | _DEFINE_BINARY_OPERATOR(-, __minus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/valarray:1187:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/valarray:1187:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__minus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const std::valarray<_Tp>&, const typename std::valarray<_Tp>::value_type&)'
 1187 | _DEFINE_BINARY_OPERATOR(-, __minus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/valarray:1187:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from insects.cpp:4:
/usr/include/c++/11/valarray:1187:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__minus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const typename std::valarray<_Tp>::value_type&, const std::valarray<_Tp>&)'
 1187 | _DEFINE_BINARY_OPERATOR(-, __minus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/valarray:1187:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/11/algorithm:62,
                 from insects.cpp:3:
/usr/include/c++/11/bits/stl_algo.h:4580:63: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
 4580 |                                         + std::rand() % ((__i - __first) + 1);
      |                                                          ~~~~~^~~~~~~~~~