griefworker
https://blog.hatena.ne.jp/griefworker/
present
https://tnakamura.hatenablog.com/
.NET
C#
競技プログラミング
atcoder.jp 2進数を10進数に変換。 var N = Console.ReadLine()!; var answer = 0; for (var i = 0; i < N.Length; i++) { var m = Math.Pow(2, N.Length - 1 - i); if (N[i] == '1') { answer += (int)m; } } Console.WriteLine(answer);
190
<iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftnakamura.hatenablog.com%2Fentry%2F2023%2F10%2F11%2Fb04" title="B04 - Binary Representation 2 - present" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe>
Hatena Blog
https://hatena.blog
2023-10-11 19:46:28
B04 - Binary Representation 2
rich
https://tnakamura.hatenablog.com/entry/2023/10/11/b04
1.0
100%