/** All 25 countries and territories that use the euro (ISO 3166-1 alpha-2 codes). */
export declare const COUNTRIES: readonly ["at", "be", "bg", "cy", "de", "ee", "es", "fi", "fr", "gr", "hr", "ie", "it", "lt", "lu", "lv", "mt", "nl", "pt", "si", "sk", "va", "sm", "mc", "ad"];
/** All 8 euro coin denominations, from highest to lowest face value. */
export declare const DENOMINATIONS: readonly ["2euro", "1euro", "50cent", "20cent", "10cent", "5cent", "2cent", "1cent"];
/** Euro coin denomination, e.g. `'2euro'`, `'50cent'`. */
export type Denomination = (typeof DENOMINATIONS)[number];
/** ISO 3166-1 alpha-2 code for a euro-using country or territory. */
export type CountryCode = (typeof COUNTRIES)[number];
/** `'regular'` for standard circulation coins, `'commemorative'` for special editions. */
export type CoinType = 'regular' | 'commemorative';
/** Source entry for a single euro coin design. */
export interface CoinSource {
    /** ISO 3166-1 alpha-2 country code. */
    country: CountryCode;
    /** Year the coin design was issued. */
    year: number;
    /** Face value, e.g. `'2euro'`, `'50cent'`. */
    denomination: Denomination;
    /** `'regular'` or `'commemorative'`. */
    type: CoinType;
    /** Distinguishes multiple designs for the same country/year/denomination. */
    index: number;
    /** ECB image URL. */
    url: string;
}
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