#3234
pavare3
Se dă un dreptunghi cu lungimea egală cu 2N
centimetri și lățimea egală cu 3
centimetri. Să se determine numărul M
al pavărilor distincte cu dale dreptunghiulare care au lungimea egală cu un centimetru și lățimea egală cu 2
centimetri.
ONI 2001, clasa a X-a
Problema | pavare3 | Operații I/O |
pavare.in /pavare.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #23286133 | Utilizator | |
Fișier | pavare3.cpp | Dimensiune | 1.68 KB |
Data încărcării | 10 Iunie 2020, 00:47 | Scor / rezultat | Eroare de compilare |
pavare3.cpp: In function 'int main()': pavare3.cpp:77:26: error: no match for 'operator-' (operand types are 'bignr<58>' and '__gnu_cxx::__alloc_traits<std::allocator<bignr<58> > >::value_type {aka bignr<58>}') a[i] = b(4) * a[i - 1] - a[i - 2]; ^ pavare3.cpp:77:26: note: candidates are: In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from pavare3.cpp:1: /usr/include/c++/4.8/bits/stl_iterator.h:327:5: note: template<class _Iterator> typename std::reverse_iterator<_Iterator>::difference_type std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&) operator-(const reverse_iterator<_Iterator>& __x, ^ /usr/include/c++/4.8/bits/stl_iterator.h:327:5: note: template argument deduction/substitution failed: pavare3.cpp:77:35: note: 'bignr<58>' is not derived from 'const std::reverse_iterator<_Iterator>' a[i] = b(4) * a[i - 1] - a[i - 2]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from pavare3.cpp:1: /usr/include/c++/4.8/bits/stl_iterator.h:379:5: note: template<class _IteratorL, class _IteratorR> decltype ((__y.base() - __x.base())) std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&) operator-(const reverse_iterator<_IteratorL>& __x, ^ /usr/include/c++/4.8/bits/stl_iterator.h:379:5: note: template argument deduction/substitution failed: pavare3.cpp:77:35: note: 'bignr<58>' is not derived from 'const std::reverse_iterator<_Iterator>' a[i] = b(4) * a[i - 1] - a[i - 2]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from pavare3.cpp:1: /usr/include/c++/4.8/bits/stl_iterator.h:1104:5: note: template<class _IteratorL, class _IteratorR> decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_Iterator>&, const std::move_iterator<_IteratorR>&) operator-(const move_iterator<_IteratorL>& __x, ^ /usr/include/c++/4.8/bits/stl_iterator.h:1104:5: note: template argument deduction/substitution failed: pavare3.cpp:77:35: note: 'bignr<58>' is not derived from 'const std::move_iterator<_Iterator>' a[i] = b(4) * a[i - 1] - a[i - 2]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from pavare3.cpp:1: /usr/include/c++/4.8/bits/stl_iterator.h:1111:5: note: template<class _Iterator> decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_Iterator>&, const std::move_iterator<_Iterator>&) operator-(const move_iterator<_Iterator>& __x, ^ /usr/include/c++/4.8/bits/stl_iterator.h:1111:5: note: template argument deduction/substitution failed: pavare3.cpp:77:35: note: 'bignr<58>' is not derived from 'const std::move_iterator<_Iterator>' a[i] = b(4) * a[i - 1] - a[i - 2]; ^ In file included from /usr/include/c++/4.8/vector:65:0, from pavare3.cpp:2: /usr/include/c++/4.8/bits/stl_bvector.h:208:3: note: std::ptrdiff_t std::operator-(const std::_Bit_iterator_base&, const std::_Bit_iterator_base&) operator-(const _Bit_iterator_base& __x, const _Bit_iterator_base& __y) ^ /usr/include/c++/4.8/bits/stl_bvector.h:208:3: note: no known conversion for argument 1 from 'bignr<58>' to 'const std::_Bit_iterator_base&'
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema pavare3 face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.