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export default abbreviateProduct;
const factorials: bigint[] = [];function init() {    if (factorials.length === 0) {        for (let i = 0; i <= 10000; i++) {            factorials[i] = i === 0 ? 1n : BigInt(i) * factorials[i - 1];        }    }}
function abbreviateProduct(left: number, right: number): string {    init();
    const a = (left === right ? left : factorials[right] / factorials[left - 1])        .toString();
    //@ts-ignore    const index = Array.prototype.findLastIndex.call(a, (v) => v !== "0");
    const C = index >= 0 ? a.length - index - 1 : 0;    const D = a.length - C;    return (D > 10        ? a.slice(0, 5) + "..." + a.slice(D - 5, D)        : a.slice(0, D)) + "e" + C;}