std::sort
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Definido no cabeçalho <algorithm>
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template< class RandomIt > void sort( RandomIt first, RandomIt last ); |
(1) | |
template< class RandomIt, class Compare > void sort( RandomIt first, RandomIt last, Compare comp ); |
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[first, last)
intervalo em ordem crescente. A ordem dos elementos iguais não é garantido para ser preservado. A primeira versão utiliza operator< para comparar os elementos, a segunda versão utiliza a função de comparação dada comp
.[first, last)
in ascending order. The order of equal elements is not guaranteed to be preserved. The first version uses operator< to compare the elements, the second version uses the given comparison function comp
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Índice |
[editar] Parâmetros
first, last | - | a gama de elementos para classificar
Original: the range of elements to sort The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
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. |
Type requirements | ||
-RandomIt must meet the requirements of ValueSwappable and RandomAccessIterator .
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-The type of dereferenced RandomIt must meet the requirements of MoveAssignable and MoveConstructible .
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[editar] Valor de retorno
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[editar] Complexidade
cmp
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[editar] Exemplo
#include <algorithm> #include <functional> #include <array> #include <iostream> int main() { std::array<int, 10> s{5, 7, 4, 2, 8, 6, 1, 9, 0, 3}; std::sort(s.begin(), s.end()); for (int a : s) { std::cout << a << " "; } std::cout << '\n'; std::sort(s.begin(), s.end(), std::greater<int>()); for (int a : s) { std::cout << a << " "; } std::cout << '\n'; }
Saída:
0 1 2 3 4 5 6 7 8 9 9 8 7 6 5 4 3 2 1 0
[editar] Veja também
classifica os elementos N primeiros de uma série Original: sorts the first N elements of a range The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (modelo de função) | |
Classifica um intervalo de elementos preservando ordem entre elementos iguais Original: sorts a range of elements while preserving order between equal elements The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (modelo de função) |