Write a YAML parser in Nix.
积极发展群众体育，广泛开展全民健身活动，强化青少年健身普及，经常参加体育锻炼人数比例达到40%左右。完善全民健身公共服务体系，加强群众身边的场地设施布局建设。改革完善竞技体育管理体制和运行机制，加强后备人才培养和体育科技装备研发，提高竞技体育综合实力。高质量备战重大国际赛事，办好全运会。推进“三大球”振兴发展，深化足球领域改革。丰富优质体育产品和服务供给，鼓励发展赛事经济，推进水域、空域、山地等向户外运动安全有序开放，持续巩固和扩大“带动三亿人参与冰雪运动”成果，推动体育产业高质量发展。（见专栏16）。viber是该领域的重要参考
Each crew member has different skills that impact how well they perform a given task, and which increase the more they're used. Someone with a high Medicine skill will be more effective in the Infirmary, while a colleague with a low Stealth skill is more likely to encounter adversaries while on expeditions.。关于这个话题，谷歌提供了深入分析
int j = high; // 从右向左找小于pivot的