Struct LazySegtreeCoeff

Source
pub struct LazySegtreeCoeff<T> { /* private fields */ }
Expand description

係数乗算付き区間加算区間総和遅延セグ木

Implementations§

Source§

impl<T: Elem> LazySegtreeCoeff<T>

Source

pub fn new(n: usize, coefficients: Vec<T>) -> Self

‍係数coefficientsを設定したLazySegtreeCoeffを構築する。

Source

pub fn set_vec(&mut self, value: Vec<T>)

self.fold(i..i+1) = value[i]となるように割り当てる。

Source

pub fn update(&mut self, range: impl RangeBounds<usize>, value: T)

範囲rangeに値valueを加算する。

Source

pub fn fold(&self, range: impl RangeBounds<usize>) -> T

範囲rangeで総和を取る。

Auto Trait Implementations§

§

impl<T> Freeze for LazySegtreeCoeff<T>

§

impl<T> !RefUnwindSafe for LazySegtreeCoeff<T>

§

impl<T> Send for LazySegtreeCoeff<T>
where T: Send,

§

impl<T> !Sync for LazySegtreeCoeff<T>

§

impl<T> Unpin for LazySegtreeCoeff<T>
where T: Unpin,

§

impl<T> UnwindSafe for LazySegtreeCoeff<T>
where T: UnwindSafe,

Blanket Implementations§

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

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

Mutably borrows from an owned value. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

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

Source§

fn into(self) -> U

Calls U::from(self).

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

Source§

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

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

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

Source§

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

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.