export interface InitOptions {
    defaultLanguage: string;
    lang: 'en' | 'ja';
    extractProblemStatement: boolean;
    problemLang: 'en' | 'ja';
    openBrowserOnSubmit?: boolean;
}
export declare function initWorkspace(targetDir?: string, optionsOrLang?: string | InitOptions): {
    alreadyInitialized: boolean;
    gitignoreUpdated: boolean;
};
export declare function addLanguage(workspaceRoot: string, langName: string, options: {
    extension: string;
    build: string;
    run: string;
    template?: string;
    submitFile?: string;
}): void;