luna_8bit https://blog.hatena.ne.jp/luna_8bit/ のみなスケッチのあとち https://luna-8bit.hatenadiary.org/ class Human<Sex, ComplementarySex> { ComplementarySex spouse; void marryTo(ComplementarySex spouse) { this.spouse = spouse; } } class Man extends Human<Man, Woman> {} class Woman extends Human<Woman, Man> {} なんだ，結局一緒じゃないか． class MSM extends Human<MSM, MSM> {} class WSW extends Human<WSW, WSW> {} なんて… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fluna-8bit.hatenadiary.org%2Fentry%2F20110219%2F1298085652" title="あなたと，合体したい - のみなスケッチのあとち" 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 2011-02-19 12:20:52 rich https://luna-8bit.hatenadiary.org/entry/20110219/1298085652 1.0 100%