# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
212328 | DEDA | 카멜레온의 사랑 (JOI20_chameleon) | C++14 | 컴파일 에러 | 0 ms | 0 KiB |
이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
/*
_____ ____ _____ ___ ___ ___ ___
|_ _/ __ \_ _| |__ \ / _ \ |__ \ / _ \
| || | | || | ) | | | | ) | | | |
| || | | || | / /| | | | / /| | | |
_| || |__| || |_ / /_| |_| | / /_| |_| |
|_____\____/_____| |____|\___/ |____|\___/
*/
#include <bits/stdc++.h>
#include <fstream>
#include "chameleon.h"
#define rep(i, a, b) for (int i = (a); i < (b); i++)
#define per(i, a, b) for (int i = (a); i > (b); i--)
#define a(x) (x.begin(), x.end())
#define ar(x) (x.rbegin(), x.rend())
#define pb push_back
#define Pb() pop_back()
#define ll long long int
#define ull unsigned long long int
#define pii pair<int, int>
#define pll pair<ll, ll>
#define sc scanf
#define scin(x) sc("%d", &(x))
#define scln(x) sc("%lld", &(x))
#define pf prllf
#define ms(a, b) memset(a, b, sizeof(a))
#define mp make_pair
#define db double
#define EPS 10E-10
#define ff first
#define ss second
#define sqr(x) (x) * (x)
#define vi vector<int>
#define vl vector<ll>
#define vii vector<vector<int>>
#define vll vector<vector<ll>>
#define DBG pf("HI\n")
#define MOD 1000000007
#define CIN \
ios_base::sync_with_stdio(0); \
cin.tie(0); \
cout.tie(0)
#define RUN_CASE(t, T) for (__typeof(t) t = 1; t <= T; t++)
#define CASE(t) prllf("Case %d: ", t)
#define CASEL(t) prllf("Case %d:\n", t)
#define intlimit 2147483647
#define longlimit 9223372036854775807
#define infinity (1 << 28)
#define gcd(a, b) __gcd(a, b)
#define lcm(a, b) ((a) * (b) / gcd(a, b))
#define PI 2 * acos(0.0)
// pair<int,int>ert(x==y); gives run time when false
using namespace std;
// Query Answer
void Solve(int N)
{
int n = 2 * N;
vii v(n + 1, vi(2));
vector<set<int>> v1(n + 1);
rep(i, 1, n + 1)
{
vi jm;
rep(j, 1, n + 1)
{
vi temp = {i, j};
int g = Query(temp);
if (g == 1)
{
jm.pb(j);
}
}
// rep(j, 0, 3)
// {
// v[i][j] = jm[j];
// v1[i].insert(jm[j]);
// }
if(Query({i,jm[0],jm[1]})){
v[i][0] = jm[0];
v[i][1] = jm[1];
v1.insert(jm[0]);
v1.insert(jm[1]);
continue;
}
if(Query({i,jm[0],jm[2]})){
v[i][0] = jm[0];
v[i][1] = jm[2];
v1.insert(jm[0]);
v1.insert(jm[2]);
continue;
}
if(Query({i,jm[2],jm[1]})){
v[i][0] = jm[2];
v[i][1] = jm[1];
v1.insert(jm[2]);
v1.insert(jm[1]);
continue;
}
}
vi vis(n + 1, 0);
rep(i, 1, n + 1)
{
if(vis[i])continue;
rep(j, 0, 2)
{
if (v1[v[i][j]].count(i)){
vis[i]=1;
vis[v[i][j]]=1;
Answer(i,v[i][j]);
break;
}
}
}
}
컴파일 시 표준 에러 (stderr) 메시지
chameleon.cpp: In function 'void Solve(int)': chameleon.cpp:80:28: error: no matching function for call to 'std::vector<std::set<int> >::insert(__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type&)' v1.insert(jm[0]); ^ In file included from /usr/include/c++/7/vector:69:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] vector<_Tp, _Alloc>:: ^~~~~~~~~~~~~~~~~~~ /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate expects 2 arguments, 1 provided In file included from /usr/include/c++/7/vector:64:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] insert(const_iterator __position, value_type&& __x) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::initializer_list<_Tp>) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*] insert(const_iterator __position, initializer_list<value_type> __l) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1084:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::size_type, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = std::set<int>] insert(const_iterator __position, size_type __n, const value_type& __x) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1084:7: note: candidate expects 3 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1128:2: note: candidate: template<class _InputIterator, class> std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, _InputIterator, _InputIterator) [with _InputIterator = _InputIterator; <template-parameter-2-2> = <template-parameter-1-2>; _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >] insert(const_iterator __position, _InputIterator __first, ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1128:2: note: template argument deduction/substitution failed: chameleon.cpp:80:28: note: candidate expects 3 arguments, 1 provided v1.insert(jm[0]); ^ chameleon.cpp:81:28: error: no matching function for call to 'std::vector<std::set<int> >::insert(__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type&)' v1.insert(jm[1]); ^ In file included from /usr/include/c++/7/vector:69:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] vector<_Tp, _Alloc>:: ^~~~~~~~~~~~~~~~~~~ /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate expects 2 arguments, 1 provided In file included from /usr/include/c++/7/vector:64:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] insert(const_iterator __position, value_type&& __x) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::initializer_list<_Tp>) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*] insert(const_iterator __position, initializer_list<value_type> __l) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1084:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::size_type, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = std::set<int>] insert(const_iterator __position, size_type __n, const value_type& __x) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1084:7: note: candidate expects 3 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1128:2: note: candidate: template<class _InputIterator, class> std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, _InputIterator, _InputIterator) [with _InputIterator = _InputIterator; <template-parameter-2-2> = <template-parameter-1-2>; _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >] insert(const_iterator __position, _InputIterator __first, ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1128:2: note: template argument deduction/substitution failed: chameleon.cpp:81:28: note: candidate expects 3 arguments, 1 provided v1.insert(jm[1]); ^ chameleon.cpp:87:28: error: no matching function for call to 'std::vector<std::set<int> >::insert(__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type&)' v1.insert(jm[0]); ^ In file included from /usr/include/c++/7/vector:69:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] vector<_Tp, _Alloc>:: ^~~~~~~~~~~~~~~~~~~ /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate expects 2 arguments, 1 provided In file included from /usr/include/c++/7/vector:64:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] insert(const_iterator __position, value_type&& __x) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::initializer_list<_Tp>) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*] insert(const_iterator __position, initializer_list<value_type> __l) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1084:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::size_type, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = std::set<int>] insert(const_iterator __position, size_type __n, const value_type& __x) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1084:7: note: candidate expects 3 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1128:2: note: candidate: template<class _InputIterator, class> std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, _InputIterator, _InputIterator) [with _InputIterator = _InputIterator; <template-parameter-2-2> = <template-parameter-1-2>; _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >] insert(const_iterator __position, _InputIterator __first, ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1128:2: note: template argument deduction/substitution failed: chameleon.cpp:87:28: note: candidate expects 3 arguments, 1 provided v1.insert(jm[0]); ^ chameleon.cpp:88:28: error: no matching function for call to 'std::vector<std::set<int> >::insert(__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type&)' v1.insert(jm[2]); ^ In file included from /usr/include/c++/7/vector:69:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] vector<_Tp, _Alloc>:: ^~~~~~~~~~~~~~~~~~~ /usr/include/c++/7/bits/vector.tcc:114:5: note: candidate expects 2 arguments, 1 provided In file included from /usr/include/c++/7/vector:64:0, from /usr/include/c++/7/queue:61, from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86, from chameleon.cpp:9: /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::value_type = std::set<int>] insert(const_iterator __position, value_type&& __x) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1042:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::initializer_list<_Tp>) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*] insert(const_iterator __position, initializer_list<value_type> __l) ^~~~~~ /usr/include/c++/7/bits/stl_vector.h:1059:7: note: candidate expects 2 arguments, 1 provided /usr/include/c++/7/bits/stl_vector.h:1084:7: note: candidate: std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::insert(std::vector<_Tp, _Alloc>::const_iterator, std::vector<_Tp, _Alloc>::size_type, const value_type&) [with _Tp = std::set<int>; _Alloc = std::allocator<std::set<int> >; std::vector<_Tp, _Alloc>::iterator = __gnu_cxx::__normal_iterator<std::set<int>*, std::vector<std::set<int> > >; typename std::_Vector_base<_Tp, _Alloc>::pointer = std::set<int>*; std::vector<_Tp, _Alloc>::const_iterator = __gnu_cxx::__normal_iterator<const std::set<int>*, std::vector<std::set<int> > >; typename __gnu_cxx::__alloc_traits<typename std::_Vector_base<_Tp, _Alloc>::_Tp_alloc_type>::const_pointer = const std::set<int>*; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = std::set<int>]