七周七语言Ruby篇第一天习题答案 七周七语言 Ruby篇 第一天习题答案 puts 'q11: game: guess number' puts 'a11:' result = (rand * 10).to_i guess = gets.to_i while guess != result if guess < result
北京2013_2018年期间空气质量历史数据 北京2013-2018年期间每天的空气质量历史数据,一天数据示例{"date":"2013-12-02","aqi":"142","pm25":"109","pm10":"138","so2":"61","co":"2.6","no2":"88","n38h":"11"}