/**
 * 获取银行信息
 * @returns {string}
 */
export declare const bankGet: () => string;
/**
 * 存款
 * @param amount 金额
 * @returns {string}
 */
export declare const bankDeposit: (amount: number) => string;
/**
 * 取款
 * @param amount 金额
 * @returns {string}
 */
export declare const bankWithdraw: (amount: number) => string;