haar_lib::ds::merge_sort_tree

Struct MergeSortTree

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

Merge-sort Tree

Implementations§

Source§

impl<T> MergeSortTree<T>
where T: Copy + Clone + Zero + Add<Output = T> + AddAssign + PartialOrd + Ord,

Source

pub fn new(a: Vec<T>) -> Self

Time complexity $O(n \log n)$

Space complexity $O(n \log n)$

Source

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

ub以下の総和を求める

Time complexity $O((\log N) ^ 2)$

Auto Trait Implementations§

§

impl<T> Freeze for MergeSortTree<T>

§

impl<T> RefUnwindSafe for MergeSortTree<T>
where T: RefUnwindSafe,

§

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

§

impl<T> Sync for MergeSortTree<T>
where T: Sync,

§

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

§

impl<T> UnwindSafe for MergeSortTree<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.