export declare class NumberAllocator {
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/**
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* NumberAllocator constructor.
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* The all numbers are set to vacant status.
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* Time Complexity O(1)
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* @constructor
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* @param {number} min - The maximum number of allocatable. The number must be integer.
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* @param {number} maxh - The minimum number of allocatable. The number must be integer.
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*/
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constructor (min: number, max: number)
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/**
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* Get the first vacant number. The status of the number is not updated.
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* Time Complexity O(1)
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* @return {number} - The first vacant number. If all numbers are occupied, return null.
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* When alloc() is called then the same value will be allocated.
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*/
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public firstVacant (): number | null
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/**
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* Allocate the first vacant number. The number become occupied status.
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* Time Complexity O(1)
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* @return {number} - The first vacant number. If all numbers are occupied, return null.
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*/
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public alloc (): number | null
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/**
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* Use the number. The number become occupied status.
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* If the number has already been occupied, then return false.
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* Time Complexity O(logN) : N is the number of intervals (not numbers)
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* @param {number} num - The number to request use.
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* @return {Boolean} - If `num` was not occupied, then return true, otherwise return false.
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*/
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public use (num: number): Boolean
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/**
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* Deallocate the number. The number become vacant status.
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* Time Complexity O(logN) : N is the number of intervals (not numbers)
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* @param {number} num - The number to deallocate. The number must be occupied status.
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* In other words, the number must be allocated by alloc() or occupied be use().
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*/
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public free (num: number): void
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/**
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* Clear all occupied numbers.
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* The all numbers are set to vacant status.
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* Time Complexity O(1)
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*/
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public clear (): void
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/**
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* Get the number of intervals. Interval is internal structure of this library.
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* This function is for debugging.
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* Time Complexity O(1)
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* @return {number} - The number of intervals.
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*/
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public intervalCount (): number
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/**
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* Dump the internal structor of the library.
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* This function is for debugging.
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* Time Complexity O(N) : N is the number of intervals (not numbers)
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*/
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dump (): void
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}
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