{"title":"ABC081A - Placing Marbles","image_url":null,"description":"atcoder.jp \u8981\u306f\u3001\u5165\u529b\u3055\u308c\u305f\u6587\u5b57\u5217\u306e\u4e2d\u306b '1' \u304c\u4f55\u500b\u51fa\u73fe\u3059\u308b\u304b\u3092\u6570\u3048\u308c\u3070\u3044\u3044\u308f\u3051\u3060\u3002 using System; using System.Linq; namespace ABC081A { class Program { static void Main(string[] args) { var answer = Console.ReadLine().Count(x => x == '1'); Console.WriteLine(answer); } } }","type":"rich","version":"1.0","provider_url":"https://hatena.blog","height":"190","width":"100%","blog_title":"present","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftnakamura.hatenablog.com%2Fentry%2F2020%2F08%2F24%2Fabc081a\" title=\"ABC081A - Placing Marbles - present\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0","C#"],"author_name":"griefworker","author_url":"https://blog.hatena.ne.jp/griefworker/","blog_url":"https://tnakamura.hatenablog.com/","provider_name":"Hatena Blog","published":"2020-08-24 08:00:00","url":"https://tnakamura.hatenablog.com/entry/2020/08/24/abc081a"}