{"id":4307,"date":"2023-03-13T22:45:09","date_gmt":"2023-03-13T13:45:09","guid":{"rendered":"https:\/\/k.foolslab.net\/dailyreport\/?p=4307"},"modified":"2023-03-13T23:01:02","modified_gmt":"2023-03-13T14:01:02","slug":"2023-3-13","status":"publish","type":"post","link":"https:\/\/k.foolslab.net\/dailyreport\/2023-3-13\/","title":{"rendered":"2023\/3\/13(\u6708)"},"content":{"rendered":"\n<p>\u671d\u305d\u308c\u306a\u308a\u65e9\u8d77\u304d\u3057\u305f\u306e\u306b\u663c\u304f\u3089\u3044\u307e\u3067\u5bdd\u3066\u3057\u307e\u3063\u305f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u7b4b\u30c8\u30ec\u3092\u3057\u305f\u3002\u4eca\u65e5\u306f\u8179\u7b4b\u3002<\/p>\n\n\n\n<p>\u6905\u5b50\u306b\u5ea7\u3063\u3066\u811a\u3092\u4e0a\u3052\u308b\u3084\u3064\u3092\u3082\u3046\u3061\u3087\u3063\u3068\u5f37\u304f\u52b9\u304b\u305b\u3089\u308c\u306a\u3044\u304b\u3068\u601d\u3044\u3001\u8db3\u306e\u9593\u306b\u91cd\u3044\u3082\u306e\u3092\u631f\u3093\u3067\u3084\u3063\u3066\u307f\u305f\u3002\u305d\u3053\u305d\u3053\u8f9b\u304b\u3063\u305f\u306e\u3067\u826f\u3044\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u672c\u5f53\u306b\u8179\u7b4b\u306b\u52b9\u3044\u3066\u3044\u308b\u306e\u304b\uff1f\u3068\u3044\u3046\u7591\u5ff5\u306f\u3042\u308b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u4eca\u65e5\u89e3\u3044\u305f\u7af6\u30d7\u30ed\u306e\u554f\u984c\u3002<\/p>\n\n\n\n<p>ABC293-F: \u4f8b\u3048\u3070b\u9032\u6cd5\u306710101\u306b\u306a\u308b\u6570\u5b57\u306f$b^4+b^2+b^0$\u3068\u306a\u308b\u3002\u3053\u308c\u306fb\u306e\u5358\u8abf\u5897\u52a0\u306a\u95a2\u6570\u3067\u3042\u308b\u3002\u3053\u306e\u3053\u3068\u304b\u3089\u8003\u3048\u308b\u3068\u3001N\u3092b\u9032\u6cd5\u3067\u3042\u308b\u8868\u8a18\u306b\u3059\u308b\u3088\u3046\u306ab\u306f\u4e8c\u5206\u63a2\u7d22\u3067\u6c42\u3081\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u3002<\/p>\n\n\n\n<p>d\u6841\u4ee5\u4e0b\u306e1\u30680\u3067\u69cb\u6210\u3055\u308c\u308b\u6570\u5b57\u8868\u8a18\u306f\u5f53\u7136$2^d$\u4e57\u901a\u308a\u3067\u3001\u3053\u308c\u306fbit\u5168\u63a2\u7d22\u3067\u306a\u3081\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u6841\u6570\u306e\u5c0f\u3055\u3044\u3082\u306e\u306fbit\u5168\u63a2\u7d22+\u4e8c\u5206\u63a2\u7d22\u3067\u8abf\u3079\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u3002<\/p>\n\n\n\n<p>\u307e\u305fb\u9032\u6cd5\u3067N\u304cd\u6841\u4ee5\u4e0a\u306b\u306a\u308b\u5834\u5408\u3001$N-b^d\\geq 0$\u3067\u3042\u308b\u3053\u3068\u304b\u3089\u3001$b\\leq N^{1\/d}$\u3067\u3042\u308b\u3053\u3068\u304c\u5206\u304b\u308b\u3002\u3053\u308c\u306f\u5168\u63a2\u7d22\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p>\u8a08\u7b97\u91cf\u306f\u30af\u30a8\u30ea$O((2^d d + N^{1\/d})\\log N)$\u306b\u306a\u308b\u3002d=4\u3060\u3068\u6982\u7b97\u3067$QN^{1\/d}\\log_2 N=10^3\\cdot 10^{18\/4}\\cdot 60\\approx 10^{3+4.5+1.5}=10^9$\u3068\u306a\u308a\u53b3\u3057\u305d\u3046\u306a\u6c17\u304c\u3057\u305f\u306e\u3067\u3001d=5\u3067\u3084\u3063\u305f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>PC\u30ab\u30d0\u30fc\u304c\u6b32\u3057\u304f\u306a\u3063\u305f\u306e\u3067\u767e\u5747\u306e\u30d5\u30a7\u30eb\u30c8\u3067\u4f5c\u3063\u305f\u3002PC\u3092\u9784\u306b\u76f4\u306b\u5165\u308c\u308b\u3068\u305b\u3063\u304b\u304f\u306e\u65b0\u3057\u3044PC\u306b\u3069\u3093\u3069\u3093\u5c0f\u3055\u3044\u50b7\u304c\u3064\u304f\u3002\u524d\u306ePC\u306f\u3042\u3093\u307e\u308a\u50b7\u304c\u76ee\u7acb\u305f\u306a\u3044\u611f\u3058\u306e\u7d20\u6750\u3060\u3063\u305f\u304b\u3089\u6c17\u306b\u3057\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u305f\u306e\u3060\u304c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"639\" height=\"481\" src=\"https:\/\/k.foolslab.net\/dailyreport\/__wp_d\/wp-content\/uploads\/sites\/3\/2023\/03\/image-8.png\" alt=\"\" class=\"wp-image-4313\" srcset=\"https:\/\/k.foolslab.net\/dailyreport\/__wp_d\/wp-content\/uploads\/sites\/3\/2023\/03\/image-8.png 639w, https:\/\/k.foolslab.net\/dailyreport\/__wp_d\/wp-content\/uploads\/sites\/3\/2023\/03\/image-8-300x226.png 300w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/><\/figure>\n\n\n\n<p>\u3053\u308c\u4ee5\u4e0a\u50b7\u304c\u5897\u3048\u308b\u524d\u306b\u6025\u304e\u3067\u6b32\u3057\u304b\u3063\u305f\u306e\u3067\u96d1\u306b\u30d5\u30a7\u30eb\u30c8\u3067\u4f5c\u3063\u305f\u304c\u3001\u672c\u5f53\u306f\u5916\u5074\u3092\u9769\u3067\u4f5c\u3063\u3066\u304b\u3063\u3053\u3088\u304f+\u8010\u4e45\u6027\u9ad8\u304f\u3057\u305f\u3044\u3002\u30b8\u30c3\u30d1\u30fc\u3082\u4ed8\u3051\u305f\u3044\u3002\u539a\u307f\u304c\u5897\u3048\u308b\u3068\u3044\u3046\u96e3\u70b9\u306f\u3042\u308b\u304c\u3002\u305d\u3057\u3066\u4f5c\u3063\u3066\u307f\u3066\u6c17\u4ed8\u3044\u305f\u304c\u30d5\u30a7\u30eb\u30c8\u4e00\u679a\u3060\u3068\u3042\u307e\u308a\u306b\u3082\u30da\u30e9\u30c3\u30da\u30e9\u3067\u5f62\u304c\u4fdd\u305f\u308c\u306a\u3044\u306e\u3067\u3001\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u677f\u3067\u3082\u4ed5\u8fbc\u3080\u3068\u826f\u3055\u305d\u3046\u3060\u3068\u601d\u3063\u305f\u3002<\/p>\n\n\n\n<p>\u3042\u3068\u306f\u3001\u30bf\u30c3\u30c1\u30da\u30f3\u3068\u304b\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u30af\u30ed\u30b9\u3092\u4ed5\u8fbc\u3080\u30dd\u30b1\u30c3\u30c8\u3092\u4f5c\u308a\u305f\u3044\u3002\u3053\u308c\u306f\u7aef\u5207\u308c\u304c\u307e\u3060\u6b8b\u3063\u3066\u3044\u308b\u306e\u3067\u7c21\u5358\u306b\u51fa\u6765\u305d\u3046\u3002\u660e\u65e5\u3084\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u671d\u305d\u308c\u306a\u308a\u65e9\u8d77\u304d\u3057\u305f\u306e\u306b\u663c\u304f\u3089\u3044\u307e\u3067\u5bdd\u3066\u3057\u307e\u3063\u305f\u3002 \u7b4b\u30c8\u30ec\u3092\u3057\u305f\u3002\u4eca\u65e5\u306f\u8179\u7b4b\u3002 \u6905\u5b50\u306b\u5ea7\u3063\u3066\u811a\u3092\u4e0a\u3052\u308b\u3084\u3064\u3092\u3082\u3046\u3061\u3087\u3063\u3068\u5f37\u304f\u52b9\u304b\u305b\u3089\u308c\u306a\u3044\u304b\u3068\u601d\u3044\u3001\u8db3\u306e\u9593\u306b\u91cd\u3044\u3082\u306e\u3092\u631f\u3093\u3067\u3084\u3063\u3066\u307f\u305f\u3002\u305d\u3053\u305d\u3053\u8f9b\u304b\u3063\u305f\u306e\u3067\u826f\u3044\u304b\u3082\u3057\u308c\u306a\u3044 &hellip; <\/p>\n<div><a href=\"https:\/\/k.foolslab.net\/dailyreport\/2023-3-13\/\" class=\"more\">Read more &raquo;<span class=\"screen-reader-text\"> &#8220;2023\/3\/13(\u6708)&#8221;<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4307","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/4307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/comments?post=4307"}],"version-history":[{"count":5,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/4307\/revisions"}],"predecessor-version":[{"id":4314,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/4307\/revisions\/4314"}],"wp:attachment":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/media?parent=4307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/categories?post=4307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/tags?post=4307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}