std::list::sort
Da cppreference.com
 |
This page has been machine-translated from the English version of the wiki using Google Translate.
The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here. |
| void sort(); |
(1) | |
| template< class Compare > void sort( Compare comp ); |
(2) | |
Classifica os elementos em ordem crescente. A ordem dos elementos iguais é garantido para ser preservado. A primeira versão utiliza operator< para comparar os elementos, a segunda versão utiliza o
comp dada função de comparação. A ordenação dos elementos equivalentes é preservada.Original:
Sorts the elements in ascending order. The order of equal elements is guaranteed to be preserved. The first version uses operator< to compare the elements, the second version uses the given comparison function
comp. The ordering of equivalent elements is preserved.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Índice |
[editar] Parâmetros
| comp | - | comparison function which returns true if the first argument is less than the second. The signature of the comparison function should be equivalent to the following: bool cmp(const Type1 &a, const Type2 &b); The signature does not need to have const &, but the function must not modify the objects passed to it. |
[editar] Valor de retorno
(Nenhum)
Original:
(none)
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[editar] Exemplo
#include <iostream> #include <functional> #include <list> std::ostream& operator<<(std::ostream& ostr, const std::list<int>& list) { for (auto &i : list) { ostr << " " << i; } return ostr; } int main() { std::list<int> list = { 8,7,5,9,0,1,3,2,6,4 }; std::cout << "before: " << list << "\n"; list.sort(); std::cout << "ascending: " << list << "\n"; list.sort(std::greater<int>()); std::cout << "descending: " << list << "\n"; }
Saída:
before: 8 7 5 9 0 1 3 2 6 4 ascending: 0 1 2 3 4 5 6 7 8 9 descending: 9 8 7 6 5 4 3 2 1 0
[editar] Complexidade
N · log(N) comparações, onde
N é o tamanho do recipiente.Original:
N · log(N) comparisons, where
N is the size of the container.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
