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