import BigNumber from "bignumber.js";
import { Address, BigNumberString, Pair, Snapshot } from "../pair";
interface PairXYeqKSnapshot extends Snapshot {
    fee: BigNumberString;
    bucketA: BigNumberString;
    bucketB: BigNumberString;
}
export declare abstract class PairXYeqK extends Pair {
    private fee;
    private bucketA;
    private bucketB;
    refreshBuckets(fee: BigNumber, bucketA: BigNumber, bucketB: BigNumber): void;
    outputAmount(inputToken: Address, inputAmount: BigNumber): BigNumber;
    inputAmount(outputToken: Address, outputAmount: BigNumber): BigNumber;
    snapshot(): PairXYeqKSnapshot;
    restore(snapshot: PairXYeqKSnapshot): void;
}
export {};