qnighy https://blog.hatena.ne.jp/qnighy/ 簡潔なQ https://qnighy.hatenablog.com/ Programming C ビット演算で華麗に決めてやろうと思ったけど無理だった。どうみても改善の余地あり。 long long o[]={0x101010101010101LL,0x202020202020202LL,0x404040404040404LL,0x808080808080808LL,0x1010101010101010LL,0x2020202020202020LL,0x4040404040404040LL,0x8080808080808080LL, 0x201000000000000LL,0x402010000000000LL,0x804020100000000LL,0x1008040201000000L… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fqnighy.hatenablog.com%2Fentry%2F20090415%2F1239785827" title="ビット演算でエイトクイーン - 簡潔なQ" 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 2009-04-15 17:57:07 rich https://qnighy.hatenablog.com/entry/20090415/1239785827 1.0 100%