Submission #1122452

#TimeUsernameProblemLanguageResultExecution timeMemory
1122452hengliaoBitaro’s Party (JOI18_bitaro)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> #include <chrono> #include <random> using namespace std; #define F first #define S second #define pb push_back #define vll vector<ll> #define pll pair<ll, ll> typedef long long ll; const ll mxN=1e5+5; const ll B=30; ll n, m, q; vll adj[mxN]; vll qry[mxN]; ll siz[mxN]; vll y[mxN]; ll dp[mxN]; ll e[mxN]; priority_queue<pll, vector<pll>, greater<pll>> st[mxN]; unordered_map<ll, ll> mp; vector<pll> con[mxN]; ll f(ll idx, ll t){ memset(dp, -1, sizeof(dp)); ll re=-1; dp[t]=0; while(siz[idx]>0 && y[idx].back()>t){ siz[idx]--; y[idx].pop_back(); } for(ll i=t;i>=0;i--){ //cout<<i<<' '<<dp[i]<<'\n'; if(siz[idx]>0 && y[idx].back()==i){ siz[idx]--; y[idx].pop_back(); } else{ re=max(re, dp[i]); } if(dp[i]!=-1){ for(auto &it:adj[i]){ dp[it]=max(dp[it], dp[i]+1); } } } return re; } void solve(){ cin>>n>>m>>q; for(ll i=0;i<m;i++){ ll u, v; cin>>u>>v; u--; v--; adj[v].pb(u); } for(ll i=0;i<q;i++){ cin>>e[i]; e[i]--; qry[e[i]].pb(i); cin>>siz[i]; for(ll j=0;j<siz[i];j++){ ll tep; cin>>tep; tep--; y[i].pb(tep); } } for(ll i=0;i<n;i++){ mp.clear(); mp[i]=0; for(auto &it:adj[i]){ for(auto &[x, y]:con[it]){ mp[y]=max(mp[y], x+1); } } //cout<<"considering mp:\n"; for(auto &[x, y]:mp){ //cout<<x<<' '<<y<<'\n'; con[i].pb({y, x}); /*cout<<"st["<<i<<"]\n"; for(auto &[x, y]:st[i]){ cout<<x<<' '<<y<<'\n'; }*/ } sort(con[i].begin(), con[i].end(), greater<pll>()); while(con[i].size()>B){ con[i].pop_back(); } } auto check=[&](ll idx, ll tar){ /* auto it=lower_bound(y[idx].begin(), y[idx].end(), tar); if(it==y[idx].end()) return false; return (*it)==tar; */ for(auto &it:con[idx]){ if(it==tar) return true; } return false; }; //assert(q==1); for(ll i=0;i<q;i++){ if(siz[i]<B){ ll re=-1; for(auto &[x, y]:con[e[i]]){ if(!check(i, y)){ re=max(re, x); } } cout<<re<<'\n'; } else{ cout<<f(i, e[i])<<'\n'; } } } int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); solve(); return 0; }

Compilation message (stderr)

bitaro.cpp: In lambda function:
bitaro.cpp:109:18: error: no match for 'operator==' (operand types are 'std::pair<long long int, long long int>' and 'll' {aka 'long long int'})
  109 |             if(it==tar) return true;
      |                ~~^~~~~
      |                |   |
      |                |   ll {aka long long int}
      |                std::pair<long long int, long long int>
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:1059:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
 1059 |     operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:1059:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:1155:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const std::__cxx11::sub_match<_BiIter>&)'
 1155 |     operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:1155:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:1230:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
 1230 |     operator==(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:1230:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:1322:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
 1322 |     operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:1322:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:1397:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
 1397 |     operator==(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:1397:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:1490:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
 1490 |     operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:1490:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:1569:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
 1569 |     operator==(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:1569:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/regex:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:110,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/regex.h:2125:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const std::__cxx11::match_results<_BiIter, _Alloc>&, const std::__cxx11::match_results<_BiIter, _Alloc>&)'
 2125 |     operator==(const match_results<_Bi_iter, _Alloc>& __m1,
      |     ^~~~~~~~
/usr/include/c++/11/bits/regex.h:2125:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_pair.h:466:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator==(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
  466 |     operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_pair.h:466:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::pair<_T1, _T2>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_iterator.h:420:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
  420 |     operator==(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:420:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_iterator.h:459:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
  459 |     operator==(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:459:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_iterator.h:1585:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
 1585 |     operator==(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:1585:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::move_iterator<_IteratorL>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:67,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_iterator.h:1648:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
 1648 |     operator==(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_iterator.h:1648:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::move_iterator<_IteratorL>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/iosfwd:40,
                 from /usr/include/c++/11/ios:38,
                 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 bitaro.cpp:1:
/usr/include/c++/11/bits/postypes.h:222:5: note: candidate: 'template<class _StateT> bool std::operator==(const std::fpos<_StateT>&, const std::fpos<_StateT>&)'
  222 |     operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/11/bits/postypes.h:222:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::fpos<_StateT>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/string:41,
                 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 bitaro.cpp:1:
/usr/include/c++/11/bits/allocator.h:218:5: note: candidate: 'template<class _T1, class _T2> bool std::operator==(const std::allocator<_CharT>&, const std::allocator<_T2>&)'
  218 |     operator==(const allocator<_T1>&, const allocator<_T2>&)
      |     ^~~~~~~~
/usr/include/c++/11/bits/allocator.h:218:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::allocator<_CharT>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/basic_string.h:48,
                 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 bitaro.cpp:1:
/usr/include/c++/11/string_view:535:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(std::basic_string_view<_CharT, _Traits>, std::basic_string_view<_CharT, _Traits>)'
  535 |     operator==(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/11/string_view:535:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/basic_string.h:48,
                 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 bitaro.cpp:1:
/usr/include/c++/11/string_view:541:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(std::basic_string_view<_CharT, _Traits>, std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >)'
  541 |     operator==(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/11/string_view:541:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/basic_string.h:48,
                 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 bitaro.cpp:1:
/usr/include/c++/11/string_view:564:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator==(std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >, std::basic_string_view<_CharT, _Traits>)'
  564 |     operator==(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
      |     ^~~~~~~~
/usr/include/c++/11/string_view:564:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'long long int'
  109 |             if(it==tar) return true;
      |                    ^~~
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 bitaro.cpp:1:
/usr/include/c++/11/bits/basic_string.h:6226:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6226 |     operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6226:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
  109 |             if(it==tar) return true;
      |                    ^~~
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 bitaro.cpp:1:
/usr/include/c++/11/bits/basic_string.h:6234:5: note: candidate: 'template<class _CharT> typename __gnu_cxx::__enable_if<std::__is_char<_Tp>::__value, bool>::__type std::operator==(const std::__cxx11::basic_string<_CharT>&, const std::__cxx11::basic_string<_CharT>&)'
 6234 |     operator==(const basic_string<_CharT>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6234:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::basic_string<_CharT>'
  109 |             if(it==tar) return true;
      |                    ^~~
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 bitaro.cpp:1:
/usr/include/c++/11/bits/basic_string.h:6248:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
 6248 |     operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6248:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
  109 |             if(it==tar) return true;
      |                    ^~~
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 bitaro.cpp:1:
/usr/include/c++/11/bits/basic_string.h:6289:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator==(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6289 |     operator==(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/11/bits/basic_string.h:6289:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const _CharT*' and 'std::pair<long long int, long long int>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/locale_facets.h:48,
                 from /usr/include/c++/11/bits/basic_ios.h:37,
                 from /usr/include/c++/11/ios:44,
                 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 bitaro.cpp:1:
/usr/include/c++/11/bits/streambuf_iterator.h:226:5: note: candidate: 'template<class _CharT, class _Traits> bool std::operator==(const std::istreambuf_iterator<_CharT, _Traits>&, const std::istreambuf_iterator<_CharT, _Traits>&)'
  226 |     operator==(const istreambuf_iterator<_CharT, _Traits>& __a,
      |     ^~~~~~~~
/usr/include/c++/11/bits/streambuf_iterator.h:226:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::istreambuf_iterator<_CharT, _Traits>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from bitaro.cpp:1:
/usr/include/c++/11/complex:464:5: note: candidate: 'template<class _Tp> constexpr bool std::operator==(const std::complex<_Tp>&, const std::complex<_Tp>&)'
  464 |     operator==(const complex<_Tp>& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:464:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::complex<_Tp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from bitaro.cpp:1:
/usr/include/c++/11/complex:469:5: note: candidate: 'template<class _Tp> constexpr bool std::operator==(const std::complex<_Tp>&, const _Tp&)'
  469 |     operator==(const complex<_Tp>& __x, const _Tp& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:469:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::complex<_Tp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from bitaro.cpp:1:
/usr/include/c++/11/complex:475:5: note: candidate: 'template<class _Tp> constexpr bool std::operator==(const _Tp&, const std::complex<_Tp>&)'
  475 |     operator==(const _Tp& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:475:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::complex<_Tp>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/tuple:39,
                 from /usr/include/c++/11/functional:54,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/array:276:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> bool std::operator==(const std::array<_Tp, _Nm>&, const std::array<_Tp, _Nm>&)'
  276 |     operator==(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
      |     ^~~~~~~~
/usr/include/c++/11/array:276:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::array<_Tp, _Nm>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/functional:54,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/tuple:1524:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator==(const std::tuple<_Tps ...>&, const std::tuple<_UTypes ...>&)'
 1524 |     operator==(const tuple<_TElements...>& __t,
      |     ^~~~~~~~
/usr/include/c++/11/tuple:1524:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::tuple<_Tps ...>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/functional:59,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/std_function.h:718:5: note: candidate: 'template<class _Res, class ... _Args> bool std::operator==(const std::function<_Res(_ArgTypes ...)>&, std::nullptr_t)'
  718 |     operator==(const function<_Res(_Args...)>& __f, nullptr_t) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/std_function.h:718:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::function<_Res(_ArgTypes ...)>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/functional:59,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/std_function.h:725:5: note: candidate: 'template<class _Res, class ... _Args> bool std::operator==(std::nullptr_t, const std::function<_Res(_ArgTypes ...)>&)'
  725 |     operator==(nullptr_t, const function<_Res(_Args...)>& __f) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/std_function.h:725:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::function<_Res(_ArgTypes ...)>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/unordered_map:47,
                 from /usr/include/c++/11/functional:61,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/unordered_map.h:2134:5: note: candidate: 'template<class _Key1, class _Tp1, class _Hash1, class _Pred1, class _Alloc1> bool std::operator==(const std::unordered_map<_Key1, _Tp1, _Hash1, _Pred1, _Alloc1>&, const std::unordered_map<_Key1, _Tp1, _Hash1, _Pred1, _Alloc1>&)'
 2134 |     operator==(const unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/unordered_map.h:2134:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::unordered_map<_Key1, _Tp1, _Hash1, _Pred1, _Alloc1>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/unordered_map:47,
                 from /usr/include/c++/11/functional:61,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/unordered_map.h:2148:5: note: candidate: 'template<class _Key1, class _Tp1, class _Hash1, class _Pred1, class _Alloc1> bool std::operator==(const std::unordered_multimap<_Key1, _Tp1, _Hash1, _Pred1, _Alloc1>&, const std::unordered_multimap<_Key1, _Tp1, _Hash1, _Pred1, _Alloc1>&)'
 2148 |     operator==(const unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/unordered_map.h:2148:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::unordered_multimap<_Key1, _Tp1, _Hash1, _Pred1, _Alloc1>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/vector:67,
                 from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_vector.h:1892:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator==(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)'
 1892 |     operator==(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_vector.h:1892:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::vector<_Tp, _Alloc>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/deque:67,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:68,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_deque.h:2247:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator==(const std::deque<_Tp, _Alloc>&, const std::deque<_Tp, _Alloc>&)'
 2247 |     operator==(const deque<_Tp, _Alloc>& __x, const deque<_Tp, _Alloc>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_deque.h:2247:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::deque<_Tp, _Alloc>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/locale_conv.h:41,
                 from /usr/include/c++/11/locale:43,
                 from /usr/include/c++/11/iomanip:43,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/unique_ptr.h:753:5: note: candidate: 'template<class _Tp, class _Dp, class _Up, class _Ep> bool std::operator==(const std::unique_ptr<_Tp, _Dp>&, const std::unique_ptr<_Up, _Ep>&)'
  753 |     operator==(const unique_ptr<_Tp, _Dp>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/unique_ptr.h:753:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::unique_ptr<_Tp, _Dp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/locale_conv.h:41,
                 from /usr/include/c++/11/locale:43,
                 from /usr/include/c++/11/iomanip:43,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/unique_ptr.h:760:5: note: candidate: 'template<class _Tp, class _Dp> bool std::operator==(const std::unique_ptr<_Tp, _Dp>&, std::nullptr_t)'
  760 |     operator==(const unique_ptr<_Tp, _Dp>& __x, nullptr_t) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/unique_ptr.h:760:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::unique_ptr<_Tp, _Dp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/locale_conv.h:41,
                 from /usr/include/c++/11/locale:43,
                 from /usr/include/c++/11/iomanip:43,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/unique_ptr.h:767:5: note: candidate: 'template<class _Tp, class _Dp> bool std::operator==(std::nullptr_t, const std::unique_ptr<_Tp, _Dp>&)'
  767 |     operator==(nullptr_t, const unique_ptr<_Tp, _Dp>& __x) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/unique_ptr.h:767:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::unique_ptr<_Tp, _Dp>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/list:63,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:79,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_list.h:2030:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator==(const std::__cxx11::list<_Tp, _Alloc>&, const std::__cxx11::list<_Tp, _Alloc>&)'
 2030 |     operator==(const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_list.h:2030:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::list<_Tp, _Alloc>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:81,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_map.h:1463:5: note: candidate: 'template<class _Key, class _Tp, class _Compare, class _Alloc> bool std::operator==(const std::map<_Key, _Tp, _Compare, _Allocator>&, const std::map<_Key, _Tp, _Compare, _Allocator>&)'
 1463 |     operator==(const map<_Key, _Tp, _Compare, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_map.h:1463:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::map<_Key, _Tp, _Compare, _Allocator>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/map:62,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:81,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_multimap.h:1128:5: note: candidate: 'template<class _Key, class _Tp, class _Compare, class _Alloc> bool std::operator==(const std::multimap<_Key, _Tp, _Compare, _Allocator>&, const std::multimap<_Key, _Tp, _Compare, _Allocator>&)'
 1128 |     operator==(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_multimap.h:1128:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::multimap<_Key, _Tp, _Compare, _Allocator>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/shared_ptr.h:53,
                 from /usr/include/c++/11/memory:77,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:82,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/shared_ptr_base.h:1410:5: note: candidate: 'template<class _Tp1, class _Tp2, __gnu_cxx::_Lock_policy _Lp> bool std::operator==(const std::__shared_ptr<_Tp1, _Lp>&, const std::__shared_ptr<_Tp2, _Lp>&)'
 1410 |     operator==(const __shared_ptr<_Tp1, _Lp>& __a,
      |     ^~~~~~~~
/usr/include/c++/11/bits/shared_ptr_base.h:1410:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__shared_ptr<_Tp1, _Lp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/shared_ptr.h:53,
                 from /usr/include/c++/11/memory:77,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:82,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/shared_ptr_base.h:1416:5: note: candidate: 'template<class _Tp, __gnu_cxx::_Lock_policy _Lp> bool std::operator==(const std::__shared_ptr<_Tp, _Lp>&, std::nullptr_t)'
 1416 |     operator==(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/shared_ptr_base.h:1416:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::__shared_ptr<_Tp, _Lp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/bits/shared_ptr.h:53,
                 from /usr/include/c++/11/memory:77,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:82,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/shared_ptr_base.h:1436:5: note: candidate: 'template<class _Tp, __gnu_cxx::_Lock_policy _Lp> bool std::operator==(std::nullptr_t, const std::__shared_ptr<_Tp, _Lp>&)'
 1436 |     operator==(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/shared_ptr_base.h:1436:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::__shared_ptr<_Tp, _Lp>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/memory:77,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:82,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/shared_ptr.h:437:5: note: candidate: 'template<class _Tp, class _Up> bool std::operator==(const std::shared_ptr<_Tp>&, const std::shared_ptr<_Tp>&)'
  437 |     operator==(const shared_ptr<_Tp>& __a, const shared_ptr<_Up>& __b) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/shared_ptr.h:437:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::shared_ptr<_Tp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/memory:77,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:82,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/shared_ptr.h:443:5: note: candidate: 'template<class _Tp> bool std::operator==(const std::shared_ptr<_Tp>&, std::nullptr_t)'
  443 |     operator==(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/shared_ptr.h:443:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::shared_ptr<_Tp>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/memory:77,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:82,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/shared_ptr.h:464:5: note: candidate: 'template<class _Tp> bool std::operator==(std::nullptr_t, const std::shared_ptr<_Tp>&)'
  464 |     operator==(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
      |     ^~~~~~~~
/usr/include/c++/11/bits/shared_ptr.h:464:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::shared_ptr<_Tp>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/queue:64,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:86,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_queue.h:344:5: note: candidate: 'template<class _Tp, class _Seq> bool std::operator==(const std::queue<_Tp, _Seq>&, const std::queue<_Tp, _Seq>&)'
  344 |     operator==(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_queue.h:344:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::queue<_Tp, _Seq>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/set:61,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:87,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_set.h:985:5: note: candidate: 'template<class _Key, class _Compare, class _Alloc> bool std::operator==(const std::set<_Key, _Compare, _Allocator>&, const std::set<_Key, _Compare, _Allocator>&)'
  985 |     operator==(const set<_Key, _Compare, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_set.h:985:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::set<_Key, _Compare, _Allocator>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/set:62,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:87,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_multiset.h:971:5: note: candidate: 'template<class _Key, class _Compare, class _Alloc> bool std::operator==(const std::multiset<_Key, _Compare, _Allocator>&, const std::multiset<_Key, _Compare, _Allocator>&)'
  971 |     operator==(const multiset<_Key, _Compare, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_multiset.h:971:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::multiset<_Key, _Compare, _Allocator>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/stack:61,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:89,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/stl_stack.h:319:5: note: candidate: 'template<class _Tp, class _Seq> bool std::operator==(const std::stack<_Tp, _Seq>&, const std::stack<_Tp, _Seq>&)'
  319 |     operator==(const stack<_Tp, _Seq>& __x, const stack<_Tp, _Seq>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_stack.h:319:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::stack<_Tp, _Seq>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/valarray_after.h:417:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__equal_to, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__equal_to, typename _Dom1::value_type>::result_type> std::operator==(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)'
  417 |     _DEFINE_EXPR_BINARY_OPERATOR(==, struct std::__equal_to)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:417:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/valarray_after.h:417:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__equal_to, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__equal_to, typename _Dom1::value_type>::result_type> std::operator==(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
  417 |     _DEFINE_EXPR_BINARY_OPERATOR(==, struct std::__equal_to)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:417:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/valarray_after.h:417:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__equal_to, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__equal_to, typename _Dom1::value_type>::result_type> std::operator==(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  417 |     _DEFINE_EXPR_BINARY_OPERATOR(==, struct std::__equal_to)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:417:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'll' {aka 'long long int'}
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/valarray_after.h:417:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__equal_to, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__equal_to, typename _Dom1::value_type>::result_type> std::operator==(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)'
  417 |     _DEFINE_EXPR_BINARY_OPERATOR(==, struct std::__equal_to)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:417:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   'std::pair<long long int, long long int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
  109 |             if(it==tar) return true;
      |                    ^~~
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from bitaro.cpp:1:
/usr/include/c++/11/bits/valarray_after.h:417:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__equal_to, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__equal_to, typename _Dom1::value_type>::result_type> std::operator==(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  417 |     _DEFINE_EXPR_BINARY_OPERATOR(==, struct std::__equal_to)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:417:5: note:   template argument deduction/substitution failed:
bitaro.cpp:109:20: note:   mismatched types 'const std::_Expr<_Dom1, type