| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 667714 | definitelynotmee | Table Tennis (info1cup20_tabletennis) | C++98 | Compilation error | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<bits/stdc++.h>
using namespace std;
#define ff first
#define ss second
#define all(x) x.begin(), x.end()
using ll = long long;
using pii = pair<int,int>;
using pll = pair<ll,ll>;
template<typename T>
using matrix = vector<vector<T>>;
int main(){
cin.tie(0)->sync_with_stdio(0);
int n, k;
cin >> n >> k;
vector<int> v(n+k);
for(int i = 0; i < n+k; i++)
cin >> v[i];
map<int,int> sums;
int minmid = max(0,(n+k)/2-k/2-3), maxmid = min(n+k-1,(n+k)/2+k/2+3);
for(int offset = -k/2-2; offset <= k/2+2; offset++){
for(int i = 0; i < n+k; i++){
int y = n+k-i-1;
y+=offset;
if(offset >= 0 && offset < n+k)
sums[v[i]+v[y]]++;
}
}
pair<int,int> opt = {-1,0};
for(pii i : sums)
opt = max(opt,{i.ss,i.ff});
auto findans =[&](int sum){
int p1 = 0, p2 = n+k-1;
vector<int> resp;
while(p1 < p2){
if(v[p1] + v[p2] > sum){
p2--;
continue;
}
if(v[p1] + v[p2] < sum){
p1++;
continue;
}
resp.push_back(v[p1]), resp.push_back(v[p2]);
p1++, p2--;
}
sort(all(resp));
for(int i = 0; i < n; i++)
cout << resp[i] << ' ';
cout << '\n';
};
for(pii i : sums)
if(i < opt.ss/2)
continue;
int resp = 0;
int p1 = 0, p2 = n+k-1;
while(p1 < p2){
if(v[p1] + v[p2] > sum){
p2--;
continue;
}
if(v[p1] + v[p2] < sum){
p1++;
continue;
}
p1++, p2--;
resp++;
}
//cout << sum << ' ' << resp << '\n';
if(resp >= n/2){
findans(sum);
return 0;
}
//}
//exit(1);
}
Compilation message (stderr)
tabletennis.cpp: In function 'int main()':
tabletennis.cpp:65:14: error: no match for 'operator<' (operand types are 'pii' {aka 'std::pair<int, int>'} and 'int')
65 | if(i < opt.ss/2)
| ~ ^ ~~~~~~~~
| | |
| | int
| pii {aka std::pair<int, int>}
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/regex.h:1075:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
1075 | operator<(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1075:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/regex.h:1156:5: 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>&)'
1156 | operator<(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1156:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/regex.h:1249:5: 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>&)'
1249 | operator<(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1249:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/regex.h:1323:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
1323 | operator<(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1323:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/regex.h:1417:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1417 | operator<(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1417:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/regex.h:1492:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
1492 | operator<(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1492:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/regex.h:1592:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1592 | operator<(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1592:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:489:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
489 | operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:489:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: mismatched types 'const std::pair<_T1, _T2>' and 'int'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:366:5: note: candidate: 'template<class _Iterator> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
366 | operator<(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:366:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::reverse_iterator<_Iterator>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:404:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
404 | operator<(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:404:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::reverse_iterator<_Iterator>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1451:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
1451 | operator<(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1451:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::move_iterator<_IteratorL>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/ios:40,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1507:5: note: candidate: 'template<class _Iterator> bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
1507 | operator<(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1507:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::move_iterator<_IteratorL>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/string:55,
from /usr/include/c++/10/bits/locale_classes.h:40,
from /usr/include/c++/10/bits/ios_base.h:41,
from /usr/include/c++/10/ios:42,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6267:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)'
6267 | operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6267:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/string:55,
from /usr/include/c++/10/bits/locale_classes.h:40,
from /usr/include/c++/10/bits/ios_base.h:41,
from /usr/include/c++/10/ios:42,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6280:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)'
6280 | operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6280:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/string:55,
from /usr/include/c++/10/bits/locale_classes.h:40,
from /usr/include/c++/10/bits/ios_base.h:41,
from /usr/include/c++/10/ios:42,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6292:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)'
6292 | operator<(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6292:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: mismatched types 'const _CharT*' and 'std::pair<int, int>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/bits/ios_base.h:46,
from /usr/include/c++/10/ios:42,
from /usr/include/c++/10/istream:38,
from /usr/include/c++/10/sstream:38,
from /usr/include/c++/10/complex:45,
from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from tabletennis.cpp:1:
/usr/include/c++/10/system_error:252:3: note: candidate: 'bool std::operator<(const std::error_code&, const std::error_code&)'
252 | operator<(const error_code& __lhs, const error_code& __rhs) noexcept
| ^~~~~~~~
/usr/include/c++/10/system_error:252:31: note: no known conversion for argument 1 from 'pii' {aka 'std::pair<int, int>'} to 'const std::error_code&'
252 | operator<(const error_code& __lhs, const error_code& __rhs) noexcept
| ~~~~~~~~~~~~~~~~~~^~~~~
/usr/include/c++/10/system_error:379:3: note: candidate: 'bool std::operator<(const std::error_condition&, const std::error_condition&)'
379 | operator<(const error_condition& __lhs,
| ^~~~~~~~
/usr/include/c++/10/system_error:379:36: note: no known conversion for argument 1 from 'pii' {aka 'std::pair<int, int>'} to 'const std::error_condition&'
379 | operator<(const error_condition& __lhs,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /usr/include/c++/10/deque:67,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:68,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/stl_deque.h:2279:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator<(const std::deque<_Tp, _Alloc>&, const std::deque<_Tp, _Alloc>&)'
2279 | operator<(const deque<_Tp, _Alloc>& __x, const deque<_Tp, _Alloc>& __y)
| ^~~~~~~~
/usr/include/c++/10/bits/stl_deque.h:2279:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::deque<_Tp, _Alloc>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/tuple:39,
from /usr/include/c++/10/functional:54,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:71,
from tabletennis.cpp:1:
/usr/include/c++/10/array:284:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> bool std::operator<(const std::array<_Tp, _Nm>&, const std::array<_Tp, _Nm>&)'
284 | operator<(const array<_Tp, _Nm>& __a, const array<_Tp, _Nm>& __b)
| ^~~~~~~~
/usr/include/c++/10/array:284:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::array<_Tp, _Nm>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/functional:54,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:71,
from tabletennis.cpp:1:
/usr/include/c++/10/tuple:1435:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator<(const std::tuple<_Tps ...>&, const std::tuple<_Elements ...>&)'
1435 | operator<(const tuple<_TElements...>& __t,
| ^~~~~~~~
/usr/include/c++/10/tuple:1435:5: note: template argument deduction/substitution failed:
tabletennis.cpp:65:23: note: 'pii' {aka 'std::pair<int, int>'} is not derived from 'const std::tuple<_Tps ...>'
65 | if(i < opt.ss/2)
| ^
In file included from /usr/include/c++/10/bits/locale_conv.h:41,
from /usr/include/c++/10/locale:43,
from /usr/include/c++/10/iomanip:43,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:72,
from tabletennis.cpp:1:
/usr/include/c++/10/bits/unique_ptr.h:795:5: 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>&)'
795 | operator<(const unique_ptr<_Tp, _Dp>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/unique_ptr.h:795:5: note: template argument deduction/substi