export declare class SecondChanceCache<Key, Value> {
    readonly maxL0Size: number;
    private map0;
    private map1;
    constructor(maxL0Size: number);
    has(key: Key): boolean;
    get(key: Key): Value | undefined;
    set(key: Key, value: Value): this;
    get size(): number;
    get size0(): number;
    get size1(): number;
    clear(): this;
    private get1;
    toArray(): [Key, Value][];
}
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