| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1315271 | PlayVoltz | Longest Trip (IOI23_longesttrip) | C++20 | Compilation error | 0 ms | 0 KiB |
#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define mp make_pair
#define pii pair<int, int>
#define fi first
#define se second
map<vector<int>, map<vector<int>, int> > mmm;
int query(vector<int> a, vector<int> b){
if (!mmm[a][b]&&!mmm[b][a])mmm[b][a]=mmm[a][b]=are_connected(a, b)+1;
return mmm[a][b]-1;
}
int query(deque<int> a, deque<int> b){
if (!mmm[a][b]&&!mmm[b][a])mmm[b][a]=mmm[a][b]=are_connected(a, b)+1;
return mmm[a][b]-1;
}
vector<int> longest_trip(int n, int d){
mmm.clear();
if (d==3){
vector<int> ans;
for (int i=0; i<n; ++i)ans.pb(i);
return ans;
}
if (d==2){
deque<int> ans(1, 0);
int done=1;
if (are_connected({0}, {1}))ans.pb(1);
else ans.pb(2), done=2;
for (int i=1; i<n; ++i)if (i!=done){
if (are_connected({i}, {ans.back()}))ans.pb(i);
else ans.push_front(i);
}
vector<int> res;
for (auto a:ans)res.pb(a);
return res;
}
int aa=-1, bb=-1, cc=-1;
for (int i=0; i<n; ++i){
int ooga=-1;
for (int j=0; j<n; ++j){
if (ooga==-1&&i!=j&&query({i}, {j}))ooga=j;
else if (ooga!=-1&&i!=j&&query({i}, {j})){
aa=i, bb=ooga, cc=j;
break;
}
}
}
deque<int> a(1, bb);
for (int i=0; i<n; ++i)if (i!=aa&&i!=bb&&i!=cc){
if (query({i}, {a.back()}))a.pb(i);
else if (query({i}, {b.back()}))b.pb(i);
else{
while (b.size())a.pb(b.back()), b.pop_back();
b.pb(i);
}
}
if (query({i}, {a.back()}))a.pb(i);
else if (query({i}, {b.back()}))b.pb(i);
else{
while (b.size())a.pb(b.back()), b.pop_back();
b.pb(i);
}
if (b.size()>a.size())swap(a, b);
if (query({a.back()}, {b.back()})){
while (b.size())a.pb(b.back()), b.pop_back();
}
else if (query({a.back()}, {b[0]})){
for (auto c:b)a.pb(c);
}
else if (query({a[0]}, {b.back()})){
while (b.size())a.push_front(b.back()), b.pop_back();
}
else if (query({a[0]}, {b[0]})){
for (auto c:b)a.push_front(c);
}
else{
for (int i=1; j<b.size()-1; ++i)if (query({b[j]}, {a[0], a.back()})){
if (query({b[j]}, {a.back()}))for (int j=0; j<b.size(); ++j)a.pb(b[(i+j)%b.size()]);
else for (int j=0; j<b.size(); ++j)a.push_front(b[(i+j)%b.size()]);
}
}
vector<int> res;
for (auto c:a)res.pb(c);
return res;
}Compilation message (stderr)
longesttrip.cpp: In function 'int query(std::deque<int>, std::deque<int>)':
longesttrip.cpp:19:17: error: no match for 'operator[]' (operand types are 'std::map<std::vector<int>, std::map<std::vector<int>, int> >' and 'std::deque<int>')
19 | if (!mmm[a][b]&&!mmm[b][a])mmm[b][a]=mmm[a][b]=are_connected(a, b)+1;
| ^
In file included from /usr/include/c++/13/map:63,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:152,
from longesttrip.cpp:2:
/usr/include/c++/13/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
504 | operator[](const key_type& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:504:34: note: no known conversion for argument 1 from 'std::deque<int>' to 'const std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&' {aka 'const std::vector<int>&'}
504 | operator[](const key_type& __k)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
524 | operator[](key_type&& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:524:29: note: no known conversion for argument 1 from 'std::deque<int>' to 'std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&&' {aka 'std::vector<int>&&'}
524 | operator[](key_type&& __k)
| ~~~~~~~~~~~^~~
longesttrip.cpp:19:29: error: no match for 'operator[]' (operand types are 'std::map<std::vector<int>, std::map<std::vector<int>, int> >' and 'std::deque<int>')
19 | if (!mmm[a][b]&&!mmm[b][a])mmm[b][a]=mmm[a][b]=are_connected(a, b)+1;
| ^
/usr/include/c++/13/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
504 | operator[](const key_type& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:504:34: note: no known conversion for argument 1 from 'std::deque<int>' to 'const std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&' {aka 'const std::vector<int>&'}
504 | operator[](const key_type& __k)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
524 | operator[](key_type&& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:524:29: note: no known conversion for argument 1 from 'std::deque<int>' to 'std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&&' {aka 'std::vector<int>&&'}
524 | operator[](key_type&& __k)
| ~~~~~~~~~~~^~~
longesttrip.cpp:19:39: error: no match for 'operator[]' (operand types are 'std::map<std::vector<int>, std::map<std::vector<int>, int> >' and 'std::deque<int>')
19 | if (!mmm[a][b]&&!mmm[b][a])mmm[b][a]=mmm[a][b]=are_connected(a, b)+1;
| ^
/usr/include/c++/13/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
504 | operator[](const key_type& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:504:34: note: no known conversion for argument 1 from 'std::deque<int>' to 'const std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&' {aka 'const std::vector<int>&'}
504 | operator[](const key_type& __k)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
524 | operator[](key_type&& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:524:29: note: no known conversion for argument 1 from 'std::deque<int>' to 'std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&&' {aka 'std::vector<int>&&'}
524 | operator[](key_type&& __k)
| ~~~~~~~~~~~^~~
longesttrip.cpp:19:49: error: no match for 'operator[]' (operand types are 'std::map<std::vector<int>, std::map<std::vector<int>, int> >' and 'std::deque<int>')
19 | if (!mmm[a][b]&&!mmm[b][a])mmm[b][a]=mmm[a][b]=are_connected(a, b)+1;
| ^
/usr/include/c++/13/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
504 | operator[](const key_type& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:504:34: note: no known conversion for argument 1 from 'std::deque<int>' to 'const std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&' {aka 'const std::vector<int>&'}
504 | operator[](const key_type& __k)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
524 | operator[](key_type&& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:524:29: note: no known conversion for argument 1 from 'std::deque<int>' to 'std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&&' {aka 'std::vector<int>&&'}
524 | operator[](key_type&& __k)
| ~~~~~~~~~~~^~~
longesttrip.cpp:19:70: error: could not convert 'a' from 'std::deque<int>' to 'std::vector<int>'
19 | if (!mmm[a][b]&&!mmm[b][a])mmm[b][a]=mmm[a][b]=are_connected(a, b)+1;
| ^
| |
| std::deque<int>
longesttrip.cpp:20:19: error: no match for 'operator[]' (operand types are 'std::map<std::vector<int>, std::map<std::vector<int>, int> >' and 'std::deque<int>')
20 | return mmm[a][b]-1;
| ^
/usr/include/c++/13/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
504 | operator[](const key_type& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:504:34: note: no known conversion for argument 1 from 'std::deque<int>' to 'const std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&' {aka 'const std::vector<int>&'}
504 | operator[](const key_type& __k)
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::vector<int>; _Tp = std::map<std::vector<int>, int>; _Compare = std::less<std::vector<int> >; _Alloc = std::allocator<std::pair<const std::vector<int>, std::map<std::vector<int>, int> > >; mapped_type = std::map<std::vector<int>, int>; key_type = std::vector<int>]'
524 | operator[](key_type&& __k)
| ^~~~~~~~
/usr/include/c++/13/bits/stl_map.h:524:29: note: no known conversion for argument 1 from 'std::deque<int>' to 'std::map<std::vector<int>, std::map<std::vector<int>, int> >::key_type&&' {aka 'std::vector<int>&&'}
524 | operator[](key_type&& __k)
| ~~~~~~~~~~~^~~
longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:47:50: error: call of overloaded 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)' is ambiguous
47 | if (ooga==-1&&i!=j&&query({i}, {j}))ooga=j;
| ~~~~~^~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:48:55: error: call of overloaded 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)' is ambiguous
48 | else if (ooga!=-1&&i!=j&&query({i}, {j})){
| ~~~~~^~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:56:26: error: call of overloaded 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)' is ambiguous
56 | if (query({i}, {a.back()}))a.pb(i);
| ~~~~~^~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:57:38: error: 'b' was not declared in this scope
57 | else if (query({i}, {b.back()}))b.pb(i);
| ^
longesttrip.cpp:57:31: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
57 | else if (query({i}, {b.back()}))b.pb(i);
| ~~~~~^~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:38: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:36: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:63:20: error: 'i' was not declared in this scope
63 | if (query({i}, {a.back()}))a.pb(i);
| ^
longesttrip.cpp:63:18: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
63 | if (query({i}, {a.back()}))a.pb(i);
| ~~~~~^~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:23: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:22: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:64:30: error: 'b' was not declared in this scope
64 | else if (query({i}, {b.back()}))b.pb(i);
| ^
longesttrip.cpp:64:23: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
64 | else if (query({i}, {b.back()}))b.pb(i);
| ~~~~~^~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:23: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:22: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:69:13: error: 'b' was not declared in this scope
69 | if (b.size()>a.size())swap(a, b);
| ^
longesttrip.cpp:70:32: error: 'b' was not declared in this scope
70 | if (query({a.back()}, {b.back()})){
| ^
longesttrip.cpp:70:18: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
70 | if (query({a.back()}, {b.back()})){
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:38: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:36: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:73:23: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
73 | else if (query({a.back()}, {b[0]})){
| ~~~~~^~~~~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:38: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:36: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:76:23: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
76 | else if (query({a[0]}, {b.back()})){
| ~~~~~^~~~~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:38: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:36: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:79:23: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
79 | else if (query({a[0]}, {b[0]})){
| ~~~~~^~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:38: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:36: note: no known conversion for argument 2 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:83:31: error: 'j' was not declared in this scope
83 | for (int i=1; j<b.size()-1; ++i)if (query({b[j]}, {a[0], a.back()})){
| ^
longesttrip.cpp:83:58: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
83 | for (int i=1; j<b.size()-1; ++i)if (query({b[j]}, {a[0], a.back()})){
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:23: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:22: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^
longesttrip.cpp:84:34: error: no matching function for call to 'query(<brace-enclosed initializer list>, <brace-enclosed initializer list>)'
84 | if (query({b[j]}, {a.back()}))for (int j=0; j<b.size(); ++j)a.pb(b[(i+j)%b.size()]);
| ~~~~~^~~~~~~~~~~~~~~~~~~~
longesttrip.cpp:13:5: note: candidate: 'int query(std::vector<int>, std::vector<int>)'
13 | int query(vector<int> a, vector<int> b){
| ^~~~~
longesttrip.cpp:13:23: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<int>'
13 | int query(vector<int> a, vector<int> b){
| ~~~~~~~~~~~~^
longesttrip.cpp:18:5: note: candidate: 'int query(std::deque<int>, std::deque<int>)'
18 | int query(deque<int> a, deque<int> b){
| ^~~~~
longesttrip.cpp:18:22: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::deque<int>'
18 | int query(deque<int> a, deque<int> b){
| ~~~~~~~~~~~^