#1877
kMax
Se dă un șir cu n
elemente, numere întregi, și un număr natural k ≤ n
. Calculați cea mai mare sumă care poate fi obținută schimbând semnul a exact k
elemente aflate pe poziții distincte din șirul dat.
Problema | kMax | Operații I/O | tastatură/ecran |
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #54856712 | Utilizator | |
Fișier | kmax.cpp | Dimensiune | 492 B |
Data încărcării | 10 Decembrie 2024, 14:37 | Scor / rezultat | Eroare de compilare |
kmax.cpp: In function 'void sortare()': kmax.cpp:18:21: warning: left operand of comma operator has no effect [-Wunused-value] swap(a[i,a[j]) ^ kmax.cpp:18:22: error: expected ']' before ')' token swap(a[i,a[j]) ^ kmax.cpp:18:22: error: no matching function for call to 'swap(int&)' kmax.cpp:18:22: note: candidates are: In file included from /usr/include/c++/4.8/bits/stl_pair.h:59:0, from /usr/include/c++/4.8/bits/stl_algobase.h:64, 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/ostream:38, from /usr/include/c++/4.8/iostream:39, from kmax.cpp:1: /usr/include/c++/4.8/bits/move.h:166:5: note: template<class _Tp> void std::swap(_Tp&, _Tp&) swap(_Tp& __a, _Tp& __b) ^ /usr/include/c++/4.8/bits/move.h:166:5: note: template argument deduction/substitution failed: kmax.cpp:18:22: note: candidate expects 2 arguments, 1 provided swap(a[i,a[j]) ^ In file included from /usr/include/c++/4.8/bits/stl_pair.h:59:0, from /usr/include/c++/4.8/bits/stl_algobase.h:64, 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/ostream:38, from /usr/include/c++/4.8/iostream:39, from kmax.cpp:1: /usr/include/c++/4.8/bits/move.h:185:5: note: template<class _Tp, unsigned int _Nm> void std::swap(_Tp (&)[_Nm], _Tp (&)[_Nm]) swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm]) ^ /usr/include/c++/4.8/bits/move.h:185:5: note: template argument deduction/substitution failed: kmax.cpp:18:22: note: mismatched types '_Tp [_Nm]' and 'int' swap(a[i,a[j]) ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:64:0, 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/ostream:38, from /usr/include/c++/4.8/iostream:39, from kmax.cpp:1: /usr/include/c++/4.8/bits/stl_pair.h:254:5: note: template<class _T1, class _T2> void std::swap(std::pair<_T1, _T2>&, std::pair<_T1, _T2>&) swap(pair<_T1, _T2>& __x, pair<_T1, _T2>& __y) ^ /usr/include/c++/4.8/bits/stl_pair.h:254:5: note: template argument deduction/substitution failed: kmax.cpp:18:22: note: mismatched types 'std::pair<_T1, _T2>' and 'int' swap(a[i,a[j]) ^ In file included from /usr/include/c++/4.8/string:52:0, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from kmax.cpp:1: /usr/include/c++/4.8/bits/basic_string.h:2717:5: note: template<class _CharT, class _Traits, class _Alloc> void std::swap(std::basic_string<_CharT, _Traits, _Alloc>&, std::basic_string<_CharT, _Traits, _Alloc>&) swap(basic_string<_CharT, _Traits, _Alloc>& __lhs, ^ /usr/include/c++/4.8/bits/basic_string.h:2717:5: note: template argument deduction/substitution failed: kmax.cpp:18:22: note: mismatched types 'std::basic_string<_CharT, _Traits, _Alloc>' and 'int' swap(a[i,a[j]) ^ kmax.cpp:20:1: error: expected ';' before '}' token } ^ kmax.cpp: In function 'void greedy()': kmax.cpp:27:9: error: expected ';' before 'cout' cout<<S; ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema kMax 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.