SegTreeSumSpec

array_range_query::helpers

Struct SegTreeSumSpec 

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pub struct SegTreeSumSpec<T>(/* private fields */);
Expand description

Specification for segment trees that perform sum operations.

This spec works with any type T that implements addition and has a zero constant. The identity element is automatically set to zero.

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impl<T> SegTreeSpec for SegTreeSumSpec<T>
where T: Clone + ConstZero + Add<Output = T>,

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const ID: Self::T = <T as ConstZero>::ZERO

The identity element for the monoid operation op. Read more
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type T = T

The type of the elements stored and operated on in the segment tree.
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fn op(a: &Self::T, b: &Self::T) -> Self::T

The associative binary operation of the monoid. Read more

Auto Trait Implementations§

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impl<T> Freeze for SegTreeSumSpec<T>

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

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

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

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

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

Blanket Implementations§

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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.