import { BytesLike, HexString } from './bytes';
export type LeafHash<T> = (leaf: T) => HexString;
export type NodeHash = (left: BytesLike, right: BytesLike) => HexString;
export declare function keccak256(input: BytesLike): HexString;
export declare function standardLeafHash<T extends any[]>(types: string[], value: T): HexString;
export declare function standardNodeHash(a: BytesLike, b: BytesLike): HexString;
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