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fix non-modidying operation algorithm iteration

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bolero-MURAKAMI 2012-04-03 21:58:23 +09:00
parent db20f64991
commit cf593ffeff
7 changed files with 37 additions and 27 deletions
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16
sprout/algorithm/binary_search.hpp
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@ -13,10 +13,10 @@ namespace sprout {
SPROUT_CONSTEXPR bool binary_search(ForwardIterator first, ForwardIterator last, T const& value) {
return first == last ? false
: sprout::next(first) == last ? !(*first < value) && !(value < *first) ? true : false
: *(first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2) < value
? sprout::binary_search(first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2, last, value)
: value < *(first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last)) / 2
? sprout::binary_search(first, first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2, value)
: *sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2) < value
? sprout::binary_search(sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2), last, value)
: value < *sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last)) / 2
? sprout::binary_search(first, sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2), value)
: true
;
}
@ -25,10 +25,10 @@ namespace sprout {
SPROUT_CONSTEXPR bool binary_search(ForwardIterator first, ForwardIterator last, T const& value, Compare comp) {
return first == last ? false
: sprout::next(first) == last ? !comp(*first, value) && !comp(value, *first) ? true : false
: comp(*(first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2), value)
? sprout::binary_search(first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2, last, value)
: comp(value, *(first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last)) / 2)
? sprout::binary_search(first, first + NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2, value)
: comp(*sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2), value)
? sprout::binary_search(sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2), last, value)
: comp(value, *sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last)) / 2)
? sprout::binary_search(first, sprout::next(first, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2), value)
: true
;
}