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BSTSet.ts
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BSTSet.ts
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import Set from './interface/Set'
import BST from './BST'
export default class BSTSet<E> implements Set<E> {
private bst: BST<E> = new BST<E>();
/**
* 获取集合中元素的个数
* Time Complexity O(1)
* @return {number}
*/
getSize(): number {
return this.bst.getSize();
}
/**
* 判断集合是否为空
* Time Complexity O(1)
* @return {boolean}
*/
isEmpty(): boolean {
return this.bst.isEmpty();
}
/**
* 向集合中添加元素
* Time Complexity O(log n)
* @param {E} e 需要添加的元素
* @return {void}
*/
add(e: E): void {
this.bst.add(e);
}
/**
* 判断集合中是否包含元素e
* Time Complexity O(log n)
* @param {E} e 需要查找的元素
* @return {boolean}
*/
contains(e: E): boolean {
return this.bst.contains(e);
}
/**
* 删除集合中的元素e
* Time Complexity O(log n)
* @param {E} e 需要删除的元素
* @return {void}
*/
remove(e: E): void {
this.bst.remove(e);
}
}