{"author_url":"https://blog.hatena.ne.jp/drken1215/","blog_title":"\u3051\u3093\u3061\u3087\u3093\u306e\u7af6\u30d7\u30ed\u7cbe\u9032\u8a18\u9332","author_name":"drken1215","width":"100%","published":"2024-01-13 14:29:11","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdrken1215.hatenablog.com%2Fentry%2F2024%2F01%2F13%2F142911\" title=\"AtCoder ABC 335 A - 202&lt;s&gt;3&lt;/s&gt; (9Q, \u7070\u8272, 100 \u70b9) - \u3051\u3093\u3061\u3087\u3093\u306e\u7af6\u30d7\u30ed\u7cbe\u9032\u8a18\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","categories":["AtCoder","AtCoder100\u70b9","ABC-A","\u7070\u8272diff","\u6587\u5b57\u5217","\u6613\u3057\u3044\u6587\u5b57\u5217\u306e\u554f\u984c","\u6587\u5b57\u5217\u64cd\u4f5c:index\u30a2\u30af\u30bb\u30b9","\u6613\u3057\u3044\u6a19\u6e96\u5165\u51fa\u529b\u554f\u984c","NoviSteps9Q"],"blog_url":"https://drken1215.hatenablog.com/","type":"rich","title":"AtCoder ABC 335 A - 202<s>3</s> (9Q, \u7070\u8272, 100 \u70b9)","image_url":"https://cdn.user.blog.st-hatena.com/default_entry_og_image/80936665/1687765056723440","provider_name":"Hatena Blog","url":"https://drken1215.hatenablog.com/entry/2024/01/13/142911","description":"\u3053\u3053\u306e\u3068\u3053\u308d\u3001\u7d50\u69cb\u6613\u3057\u3081\u306e A \u554f\u984c\u304c\u7d9a\u3044\u3066\u3044\u308b\u306d\uff01 \u554f\u984c\u3078\u306e\u30ea\u30f3\u30af \u554f\u984c\u6982\u8981 \"hello2023\" \u306e\u3088\u3046\u306b\u3001\"2023\" \u3067\u7d42\u308f\u308b\u6587\u5b57\u5217 \u304c\u4e0e\u3048\u3089\u308c\u308b\u3002 \u672b\u5c3e\u306e\u6587\u5b57\u3092 '4' \u306b\u5909\u66f4\u3057\u3066\u51fa\u529b\u305b\u3088\u3002 \u89e3\u6cd5 C++ \u3067\u306f\u3001\u6587\u5b57\u5217 \u306e\u672b\u5c3e\u306e\u6587\u5b57\u306f S.back() \u3067\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3002 #include <bits/stdc++.h> using namespace std; int main() { string S; cin >> S; S.back() = '4'; cout << S << endl; }","height":"190"}