{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcomputeralgebra.hatenablog.com%2Fentry%2F2025%2F07%2F07%2F234638\" title=\"\u95a2\u6570\u96fb\u5353\u30b3\u30de\u30f3\u30c9\u7248(2) - \u975e\u5c02\u9580\u7684\u30b7\u30f3\u30ae\u30e5\u30e9\u30ea\u30c6\u30a3\u30fc\u7814\u7a76\u6240\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u975e\u5c02\u9580\u7684\u30b7\u30f3\u30ae\u30e5\u30e9\u30ea\u30c6\u30a3\u30fc\u7814\u7a76\u6240","image_url":"https://m.media-amazon.com/images/I/51r4DPNtE-L._SL500_.jpg","width":"100%","title":"\u95a2\u6570\u96fb\u5353\u30b3\u30de\u30f3\u30c9\u7248(2)","provider_name":"Hatena Blog","blog_url":"https://computeralgebra.hatenablog.com/","categories":["\u95a2\u6570\u96fb\u5353\u30b3\u30de\u30f3\u30c9\u7248"],"published":"2025-07-07 23:46:38","author_name":"computeralgebra","author_url":"https://blog.hatena.ne.jp/computeralgebra/","description":"\u300c\u6614\u306a\u304c\u3089\u306e BASIC(9) - \u975e\u5c02\u9580\u7684\u30b7\u30f3\u30ae\u30e5\u30e9\u30ea\u30c6\u30a3\u30fc\u7814\u7a76\u6240\u300d\u3067\u4f5c\u3063\u305f\u4e57\u7b97\u3068\u9664\u7b97\u306e\u95a2\u6570 multiply2 \u3068 divide1 \u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u7d50\u679c\u3092\u898b\u3066\u307f\u307e\u3059\u3002BITRANGE \u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3057\u307e\u3059\u3002 #define BITRANGE 16 \u4e57\u7b97 int shift_multiply(int x, int y) { int c = 1 << BITRANGE; int result = 0; for (int i = 0; i < BITRANGE; i++) { y <<= 1; result <<= 1; if (y & c) { result += x; } } retur\u2026","provider_url":"https://hatena.blog","version":"1.0","height":"190","type":"rich","url":"https://computeralgebra.hatenablog.com/entry/2025/07/07/234638"}