| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 880260 | Mardonbekhazratov | A Plus B (IOI23_aplusb) | C++17 | 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 "aplusb.h"
std::vector<int> smallest_sums(int N, std::vector<int> A, std::vector<int> B) {
sort(A.begin(),A.end());
sort(B.begin(),B.end());
int l=-1,r=1e18;
while(r-l>1){
int mid=(l+r)/2;
int ans=0;
for(int i=0;i<N;i++){
ans+=upper_bound(B.begin(),B.end(),mid-A[i])-B.begin();
}
if(ans>=N) r=mid;
else l=mid;
}
vector<int> ans(N);
int j=0;
for(int i=0;i<N;i++){
int pos=lower_bound(B.begin(),B.end(),r-A[i])-B;
for(int k=0;k<pos;k++){
ans[j++]=A[i]+B[k];
}
}
while(j<N) ans[j++]=r;
sort(ans.begin(),ans.end());
return ans;
}
Compilation message (stderr)
aplusb.cpp: In function 'std::vector<int> smallest_sums(int, std::vector<int>, std::vector<int>)':
aplusb.cpp:4:2: error: 'sort' was not declared in this scope; did you mean 'short'?
4 | sort(A.begin(),A.end());
| ^~~~
| short
aplusb.cpp:6:13: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
6 | int l=-1,r=1e18;
| ^~~~
aplusb.cpp:11:9: error: 'upper_bound' was not declared in this scope
11 | ans+=upper_bound(B.begin(),B.end(),mid-A[i])-B.begin();
| ^~~~~~~~~~~
aplusb.cpp:16:2: error: 'vector' was not declared in this scope
16 | vector<int> ans(N);
| ^~~~~~
aplusb.cpp:16:2: note: suggested alternatives:
In file included from /usr/include/c++/10/vector:67,
from aplusb.h:1,
from aplusb.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:389:11: note: 'std::vector'
389 | class vector : protected _Vector_base<_Tp, _Alloc>
| ^~~~~~
In file included from aplusb.h:1,
from aplusb.cpp:1:
/usr/include/c++/10/vector:86:13: note: 'std::pmr::vector'
86 | using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
| ^~~~~~
aplusb.cpp:16:9: error: expected primary-expression before 'int'
16 | vector<int> ans(N);
| ^~~
aplusb.cpp:19:48: error: no match for 'operator-' (operand types are '__gnu_cxx::__normal_iterator<int*, std::vector<int> >' and 'std::vector<int>')
19 | int pos=lower_bound(B.begin(),B.end(),r-A[i])-B;
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
| | |
| | std::vector<int>
| __gnu_cxx::__normal_iterator<int*, std::vector<int> >
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/vector:60,
from aplusb.h:1,
from aplusb.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1026:7: note: candidate: '__gnu_cxx::__normal_iterator<_Iterator, _Container> __gnu_cxx::__normal_iterator<_Iterator, _Container>::operator-(__gnu_cxx::__normal_iterator<_Iterator, _Container>::difference_type) const [with _Iterator = int*; _Container = std::vector<int>; __gnu_cxx::__normal_iterator<_Iterator, _Container>::difference_type = long int]'
1026 | operator-(difference_type __n) const _GLIBCXX_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1026:33: note: no known conversion for argument 1 from 'std::vector<int>' to '__gnu_cxx::__normal_iterator<int*, std::vector<int> >::difference_type' {aka 'long int'}
1026 | operator-(difference_type __n) const _GLIBCXX_NOEXCEPT
| ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_iterator.h:500:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__y.base() - __x.base())) std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
500 | operator-(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:500:5: note: template argument deduction/substitution failed:
aplusb.cpp:19:49: note: '__gnu_cxx::__normal_iterator<int*, std::vector<int> >' is not derived from 'const std::reverse_iterator<_Iterator>'
19 | int pos=lower_bound(B.begin(),B.end(),r-A[i])-B;
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/vector:60,
from aplusb.h:1,
from aplusb.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1533:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
1533 | operator-(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1533:5: note: template argument deduction/substitution failed:
aplusb.cpp:19:49: note: '__gnu_cxx::__normal_iterator<int*, std::vector<int> >' is not derived from 'const std::move_iterator<_IteratorL>'
19 | int pos=lower_bound(B.begin(),B.end(),r-A[i])-B;
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/vector:60,
from aplusb.h:1,
from aplusb.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1164:5: note: candidate: 'template<class _IteratorL, class _IteratorR, class _Container> decltype ((__lhs.base() - __rhs.base())) __gnu_cxx::operator-(const __gnu_cxx::__normal_iterator<_IteratorL, _Container>&, const __gnu_cxx::__normal_iterator<_IteratorR, _Container>&)'
1164 | operator-(const __normal_iterator<_IteratorL, _Container>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1164:5: note: template argument deduction/substitution failed:
aplusb.cpp:19:49: note: 'std::vector<int>' is not derived from 'const __gnu_cxx::__normal_iterator<_IteratorR, _Container>'
19 | int pos=lower_bound(B.begin(),B.end(),r-A[i])-B;
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/vector:60,
from aplusb.h:1,
from aplusb.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1177:5: note: candidate: 'template<class _Iterator, class _Container> typename __gnu_cxx::__normal_iterator<_Iterator, _Container>::difference_type __gnu_cxx::operator-(const __gnu_cxx::__normal_iterator<_Iterator, _Container>&, const __gnu_cxx::__normal_iterator<_Iterator, _Container>&)'
1177 | operator-(const __normal_iterator<_Iterator, _Container>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1177:5: note: template argument deduction/substitution failed:
aplusb.cpp:19:49: note: 'std::vector<int>' is not derived from 'const __gnu_cxx::__normal_iterator<_Iterator, _Container>'
19 | int pos=lower_bound(B.begin(),B.end(),r-A[i])-B;
| ^
aplusb.cpp:21:4: error: 'ans' was not declared in this scope
21 | ans[j++]=A[i]+B[k];
| ^~~
aplusb.cpp:24:13: error: 'ans' was not declared in this scope
24 | while(j<N) ans[j++]=r;
| ^~~
aplusb.cpp:25:7: error: 'ans' was not declared in this scope
25 | sort(ans.begin(),ans.end());
| ^~~