Struct QwordTree

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pub struct QwordTree { /* private fields */ }
Expand description

0 ~ 16777215 (2²⁴ - 1) の値の集合を管理する

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impl QwordTree

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pub fn new() -> Self

64分木を生成

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pub unsafe fn insert_unchecked(&mut self, x: u32)

§Safety

xMAX以下でなければならない。

xはQwordTreeに含まれていない。

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pub fn insert(&mut self, x: u32) -> bool

xを集合に加える

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pub unsafe fn erase_unchecked(&mut self, x: u32)

§Safety

xMAX以下でなければならない。

xはQwordTreeに含まれている。

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pub fn erase(&mut self, x: u32) -> bool

xを集合から削除する

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pub fn contains(&self, x: u32) -> bool

xを含むかどうかを判定する

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pub fn is_empty(&self) -> bool

集合が空かどうかを判断する

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pub fn len(&self) -> usize

集合に含まれている要素数を返す

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pub fn min(&self) -> Option<u32>

最小値を返す

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pub fn max(&self) -> Option<u32>

最大値を返す

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pub fn min_ge(&self, x: u32) -> Option<u32>

x以上で最小の値を返す

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pub fn max_le(&self, x: u32) -> Option<u32>

x以下で最大の値を返す

Trait Implementations§

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impl Default for QwordTree

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.