export interface CanonicalFundingCandidate {
    outputId: number;
    satoshis: number;
}
/** Pure exact / least-over / largest-under change selection policy. */
export declare function selectCanonicalChange<T extends CanonicalFundingCandidate>(outputs: T[], targetSatoshis: number, exactSatoshis?: number): T | undefined;
/**
 * Stateful form of the canonical selector for allocating many inputs from one
 * candidate set. It preserves exact / least-over / largest-under ordering but
 * sorts once instead of filtering and sorting the full set per input.
 */
export declare class CanonicalChangeSelector<T extends CanonicalFundingCandidate> {
    private readonly sorted;
    private readonly allocated;
    constructor(outputs: readonly T[]);
    take(targetSatoshis: number, exactSatoshis?: number): T | undefined;
    release(outputId: number): void;
    private allocate;
    private lowerBound;
}
export declare function repeatableRandom(randomVals?: number[]): () => number;
/** Pure Fisher-Yates vout assignment shared by legacy and batch planning. */
export declare function randomizeOutputVouts<T extends {
    vout: number;
}>(outputs: T[], randomVals?: number[]): void;
//# sourceMappingURL=actionPlanning.d.ts.map