# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1122452 | hengliao | Bitaro’s Party (JOI18_bitaro) | C++17 | Compilation error | 0 ms | 0 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