# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
1123856 | epicci23 | 카니발 티켓 (IOI20_tickets) | C++17 | 컴파일 에러 | 0 ms | 0 KiB |
#include "tickets.h"
#include "bits/stdc++.h"
using namespace std;
long long find_maximum(int k, vector<vector<int>> x) {
int n = x.size();
int m = x[0].size();
vector<vector<int>> answer(n,vector<int>(m,-1));
long long tot = 0;
for(int i=0;i<n;i++) tot-=x[i][0];
vector<array<long long,2>> v;
for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i});
sort(v.begin(),v.end());
reverse(v.begin(),v.end());
for(int i=0;i<n/2;i++){
tot += v[i][0];
answer[v[i][1]][m-1]=0;
}
for(int i=n/2;i<n;i++){
answer[v[i][1]][0]=0;
}
allocate_tickets(answer);
return tot;
}
컴파일 시 표준 에러 (stderr) 메시지
tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)': tickets.cpp:12:50: error: no match for 'operator+' (operand types are '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'}) 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); In file included from /usr/include/c++/11/bits/stl_algobase.h:67, from /usr/include/c++/11/vector:60, from tickets.h:1, from tickets.cpp:1: /usr/include/c++/11/bits/stl_iterator.h:585:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename std::reverse_iterator<_Iterator>::difference_type, const std::reverse_iterator<_Iterator>&)' 585 | operator+(typename reverse_iterator<_Iterator>::difference_type __n, | ^~~~~~~~ /usr/include/c++/11/bits/stl_iterator.h:585:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const std::reverse_iterator<_Iterator>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/bits/stl_algobase.h:67, from /usr/include/c++/11/vector:60, from tickets.h:1, from tickets.cpp:1: /usr/include/c++/11/bits/stl_iterator.h:1700:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename std::move_iterator<_IteratorL>::difference_type, const std::move_iterator<_IteratorL>&)' 1700 | operator+(typename move_iterator<_Iterator>::difference_type __n, | ^~~~~~~~ /usr/include/c++/11/bits/stl_iterator.h:1700:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const std::move_iterator<_IteratorL>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6095:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)' 6095 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6095:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:56, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.tcc:1169:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)' 1169 | operator+(const _CharT* __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.tcc:1169:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const _CharT*' and 'int' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:56, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.tcc:1189:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)' 1189 | operator+(_CharT __lhs, const basic_string<_CharT, _Traits, _Alloc>& __rhs) | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.tcc:1189:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6132:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)' 6132 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6132:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6148:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)' 6148 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs) | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6148:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6160:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)' 6160 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6160:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6166:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)' 6166 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6166:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6172:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)' 6172 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6172:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6194:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)' 6194 | operator+(const _CharT* __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6194:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const _CharT*' and 'int' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6200:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)' 6200 | operator+(_CharT __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6200:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6206:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)' 6206 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6206:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/string:55, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/bits/basic_string.h:6212:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)' 6212 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.h:6212:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/complex:332:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&, const std::complex<_Tp>&)' 332 | operator+(const complex<_Tp>& __x, const complex<_Tp>& __y) | ^~~~~~~~ /usr/include/c++/11/complex:332:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::complex<_Tp>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/complex:341:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&, const _Tp&)' 341 | operator+(const complex<_Tp>& __x, const _Tp& __y) | ^~~~~~~~ /usr/include/c++/11/complex:341:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::complex<_Tp>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/complex:350:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const _Tp&, const std::complex<_Tp>&)' 350 | operator+(const _Tp& __x, const complex<_Tp>& __y) | ^~~~~~~~ /usr/include/c++/11/complex:350:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const std::complex<_Tp>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from tickets.cpp:2: /usr/include/c++/11/complex:451:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&)' 451 | operator+(const complex<_Tp>& __x) | ^~~~~~~~ /usr/include/c++/11/complex:451:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::complex<_Tp>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)' 405 | _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:405:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)' 405 | _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:405:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)' 405 | _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:405:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)' 405 | _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:405:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)' 405 | _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:405:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/valarray:1186:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const std::valarray<_Tp>&, const std::valarray<_Tp>&)' 1186 | _DEFINE_BINARY_OPERATOR(+, __plus) | ^~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/valarray:1186:1: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::valarray<_Tp>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/valarray:1186:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const std::valarray<_Tp>&, const typename std::valarray<_Tp>::value_type&)' 1186 | _DEFINE_BINARY_OPERATOR(+, __plus) | ^~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/valarray:1186:1: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: mismatched types 'const std::valarray<_Tp>' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from tickets.cpp:2: /usr/include/c++/11/valarray:1186:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const typename std::valarray<_Tp>::value_type&, const std::valarray<_Tp>&)' 1186 | _DEFINE_BINARY_OPERATOR(+, __plus) | ^~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/valarray:1186:1: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const std::valarray<_Tp>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ In file included from /usr/include/c++/11/bits/stl_algobase.h:67, from /usr/include/c++/11/vector:60, from tickets.h:1, from tickets.cpp:1: /usr/include/c++/11/bits/stl_iterator.h:1276:5: note: candidate: 'template<class _Iterator, class _Container> __gnu_cxx::__normal_iterator<_Iterator, _Container> __gnu_cxx::operator+(typename __gnu_cxx::__normal_iterator<_Iterator, _Container>::difference_type, const __gnu_cxx::__normal_iterator<_Iterator, _Container>&)' 1276 | operator+(typename __normal_iterator<_Iterator, _Container>::difference_type | ^~~~~~~~ /usr/include/c++/11/bits/stl_iterator.h:1276:5: note: template argument deduction/substitution failed: tickets.cpp:12:54: note: '__gnu_cxx::__alloc_traits<std::allocator<std::vector<int> >, std::vector<int> >::value_type' {aka 'std::vector<int>'} is not derived from 'const __gnu_cxx::__normal_iterator<_Iterator, _Container>' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ^ tickets.cpp:12:37: error: no matching function for call to 'std::vector<std::array<long long int, 2> >::push_back(<brace-enclosed initializer list>)' 12 | for(int i=0;i<n;i++) v.push_back({x[i].back()+x[0],i}); | ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/11/vector:67, from tickets.h:1, from tickets.cpp:1: /usr/include/c++/11/bits/stl_vector.h:1187:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = std::array<long long int, 2>; _Alloc = std::allocator<std::array<long long int, 2> >; std::vector<_Tp, _Alloc>::value_type = std::array<long long int, 2>]' 1187 | push_back(const value_type& __x) | ^~~~~~~~~ /usr/include/c++/11/bits/stl_vector.h:1187:35: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const value_type&' {aka 'const std::array<long long int, 2>&'} 1187 | push_back(const value_type& __x) | ~~~~~~~~~~~~~~~~~~^~~ /usr/include/c++/11/bits/stl_vector.h:1203:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = std::array<long long int, 2>; _Alloc = std::allocator<std::array<long long int, 2> >; std::vector<_Tp, _Alloc>::value_type = std::array<long long int, 2>]' 1203 | push_back(value_type&& __x) | ^~~~~~~~~ /usr/include/c++/11/bits/stl_vector.h:1203:30: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<std::array<long long int, 2> >::value_type&&' {aka 'std::array<long long int, 2>&&'} 1203 | push_back(value_type&& __x) | ~~~~~~~~~~~~~^~~