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// deno-lint-ignore no-explicit-anyexport default function MyQueue<T = any>() {    const storage = new Map<bigint, T>();    let left = BigInt(0);    let right = BigInt(0);    function push(x: T): void {        storage.set(right, x);        right++;    }
    function pop(): T {        const r = storage.get(left);        storage.delete(left);        left++;        return r as T;    }
    function peek(): T {        const r = storage.get(left);        return r as T;    }
    function empty(): boolean {        return left === right;    }    return { empty, peek, pop, push };}