{"author_url":"https://blog.hatena.ne.jp/electric-city/","height":"190","description":"A\u554f\u984c \u7279\u306b\u554f\u984c\u306a\u304f import string s = string.ascii_lowercase print(s[s.index(str(input()))+1]) B\u554f\u984c \u7279\u306b\u554f\u984c\u306a\u304f n,k,m=map(int, input().split()) lis = list(map(int, input().split())) nokori = m*n-sum(lis) if k<nokori: print('-1') elif nokori<0: print(0) else: print(nokori) C\u554f\u984c \u8003\u616e\u3059\u3079\u304d\u70b9\u306f \u540c\u3058\u554f\u984c\u306b\u304a\u3044\u3066AC\u4ee5\u964d\u306eWA\u306f\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u306a\u3044 \u5404\u554f\u984c\u306b\u304a\u2026","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/e/electric-city/20200319/20200319193051.jpg","url":"https://melheaven.hatenadiary.jp/entry/atcoder151","width":"100%","categories":["Python","AtCoder"],"published":"2020-04-20 18:18:44","blog_title":"\u5c71\u4e0b\u8aa0\u4e8c\u90ce\u306eIT\u3068\u30d5\u30a9\u30fc\u30c8\u30ca\u30a4\u30c8\u3068\u91ce\u7403\u30d6\u30ed\u30b0","provider_url":"https://hatena.blog","blog_url":"https://melheaven.hatenadiary.jp/","version":"1.0","title":"AtCoder Beginner Contest 151 \u904e\u53bb\u554f(A~C)","author_name":"electric-city","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmelheaven.hatenadiary.jp%2Fentry%2Fatcoder151\" title=\"AtCoder Beginner Contest 151 \u904e\u53bb\u554f(A~C) - \u5c71\u4e0b\u8aa0\u4e8c\u90ce\u306eIT\u3068\u30d5\u30a9\u30fc\u30c8\u30ca\u30a4\u30c8\u3068\u91ce\u7403\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","type":"rich"}