{"id":9008,"date":"2025-03-16T03:07:28","date_gmt":"2025-03-15T18:07:28","guid":{"rendered":"https:\/\/k.foolslab.net\/dailyreport\/?p=9008"},"modified":"2025-03-16T03:07:28","modified_gmt":"2025-03-15T18:07:28","slug":"2025-3-15","status":"publish","type":"post","link":"https:\/\/k.foolslab.net\/dailyreport\/2025-3-15\/","title":{"rendered":"2025\/3\/15(\u571f)"},"content":{"rendered":"\n

\u4e45\u3057\u3076\u308a\u306bABC\u306b\u51fa\u305f\u3002<\/p>\n\n\n\n

A: \u8a08\u7b97\u8aa4\u5dee\u304c\u6016\u3044\u306e\u3067\u6587\u5b57\u5217\u3067\u53d7\u3051\u53d6\u3063\u3066\u6574\u6570\u5316<\/p>\n\n\n\n

B: \u7d20\u76f4\u306b\u5148\u982d\u304b\u3089\u898b\u3066\u9069\u5b9c\u633f\u5165\u3057\u3066\u3044\u3051\u3070\u3044\u3044\u3002<\/p>\n\n\n\n

C: map\u306a\u3069\u3067\u7a2e\u985e\u6570\u3092\u666e\u901a\u306b\u898b\u3066\u3044\u3051\u3070\u3088\u3044\u3002<\/p>\n\n\n\n

D: \u89e3\u3051\u305a\u3002\u591a\u5206\u3069\u3046\u306b\u304b\u3059\u308b\u3068$x$\u304b$y$\u304b$x-y$\u3042\u305f\u308a\u304cN\u306e3\u4e57\u6839\u304f\u3089\u3044\u3067\u62bc\u3055\u3048\u3089\u308c\u308b\u3093\u3060\u308d\u3046\u306a\u3068\u3044\u3046\u4e88\u6e2c\u306f\u7acb\u3063\u305f\u306e\u3067\u6570\u5b66\u7684\u3053\u3058\u3064\u3051\u3092\u63a2\u3057\u3066\u3044\u305f\u306e\u3060\u304c\u3001\u898b\u3064\u3051\u3089\u308c\u306a\u304b\u3063\u305f\u3002\u3053\u3058\u3064\u3051\u529b\u304c\u8db3\u3089\u3093\u304b\u3063\u305f\u3002$(x-y)^2=x^2-2xy+y^2<x^2+xy+y^2$\u306a\u306e\u3067$N=x^3-y^3=(x-y)(x^2+xy+y^2)<(x-y)^3$\u3067\u62bc\u3055\u3048\u3089\u308c\u308b\u3089\u3057\u3044\u3002\u3069\u3046\u305b\u672a\u77e5\u6570\u306f\u3042\u30681\u3064\u3067\u5927\u3057\u305f\u6b21\u6570\u3067\u3082\u306a\u3044\u306e\u3067\u5f8c\u306f\u3069\u3046\u306b\u304b\u306a\u308b\u3002<\/p>\n\n\n\n

E: \u9577\u3055K\u306e\u30d1\u30b9\u3092\u5207\u308a\u51fa\u3059\u3068\u3057\u305f\u3089\u8449\u304b\u3089\u306a\u306e\u3067\u3001\u9069\u5f53\u306a\u9802\u70b9\u3092\u6839\u3068\u3057\u3066\u8449\u304b\u3089\u898b\u3066\u3044\u304f\u3002\u4e00\u672c\u9053\u3067K\u500b\u306b\u9054\u3057\u305f\u306a\u3089\u305d\u3053\u3067\u533a\u5207\u308c\u3070\u3088\u3044\u3002\u554f\u984c\u306f\u8907\u6570\u306e\u5b50\u304c\u3076\u3089\u4e0b\u304c\u3063\u3066\u3044\u308b\u30ce\u30fc\u30c9\u306e\u5834\u5408\u3002\u3061\u3087\u3046\u30692\u3064\u306a\u3089\u305d\u308c\u305e\u308c+\u81ea\u5206\u3067K\u500b\u306b\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u533a\u5207\u308b\u30023\u500b\u4ee5\u4e0a\u306a\u3089\u7121\u6761\u4ef6\u3067\u4e0d\u53ef\u3002<\/p>\n\n\n\n

F: \u4e00\u65b9\u306e\u533a\u5207\u308a\u3092\u305a\u3089\u3057\u306a\u304c\u3089\u3082\u3046\u4e00\u65b9\u306e\u533a\u5207\u308a\u306e\u6700\u9069\u5024\u3092\u63a2\u3059\u3002\u3053\u3053\u3067\u5358\u8abf\u6027\u304c\u3042\u308b\u306a\u3089\u5c3a\u53d6\u308a\u306a\u3069\u304c\u9078\u629e\u80a2\u306b\u5165\u308b\u304c\u306a\u3055\u305d\u3046\u306a\u306e\u3067\u982d\u306e\u3044\u3044\u65b9\u6cd5\u3092\u8003\u3048\u308b\u3002<\/p>\n\n\n\n

\u5217\u306e\u4e2d\u3067\u540c\u3058\u7a2e\u985e\u306e\u3082\u306e\u3092\u7dda\u3067\u7d50\u3076\u3053\u3068\u3092\u8003\u3048\u308b\u3002\u305d\u3057\u3066\u3053\u306e\u7dda\u3068\u533a\u9593\u306e\u533a\u5207\u308a\u7dda\u304c\u3044\u304f\u3064\u306e\u70b9\u3067\u4ea4\u308f\u308b\u304b\u3092\u8003\u3048\u308b\u3002\u7dda\u304c\u4ea4\u308f\u3063\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u533a\u5207\u308a\u306e\u4e21\u5074\u306b\u540c\u3058\u7a2e\u985e\u306e\u3082\u306e\u304c\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308b\u306e\u3067\u3001\u305d\u306e\u7a2e\u985e\u306f2\u56de\u6570\u3048\u3089\u308c\u308b\u3002\u305d\u3046\u3067\u306a\u3044\u3082\u306e\u306f1\u56de\u3057\u304b\u6570\u3048\u3089\u308c\u306a\u3044\u3002\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u5168\u4f53\u306e\u7a2e\u985e\u6570\u3092p\u30012\u56de\u6570\u3048\u3089\u308c\u308b\u7a2e\u985e\u6570\u3092q\u3068\u3059\u308b\u3068p+q\u3068\u3057\u3066\u6570\u3048\u3089\u308c\u308b\u3002\u30bb\u30b0\u6728\u3092\u4f7f\u3048\u3070\u533a\u9593\u6700\u5927\u5024\u304cO(logN)\u3067\u6c42\u3081\u3089\u308c\u308b\u304c\u3001\u898b\u308b\u7bc4\u56f2\u304c\u9806\u6b21\u5909\u308f\u3063\u3066\u3044\u304f\u90fd\u5408\u4e0a\u66f4\u65b0\u3082\u5fc5\u8981\u306a\u306e\u3067\u9045\u5ef6\u30bb\u30b0\u6728\u3092\u4f7f\u3046\u3002<\/p>\n\n\n\n

\u306a\u3093\u304b\u524d\u306b\u898b\u305f\u5178\u578b\u304c\u4eca\u3088\u3046\u3084\u304f\u5f79\u7acb\u3063\u305f\u3002<\/p>\n\n\n\n

\n\n\n\n

\u6700\u8fd1\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u30b5\u30a4\u30c8\u306e\u4f59\u3063\u305f\u30dd\u30a4\u30f3\u30c8\u3067\u6570\u5b66\u66f8\u3092\u3069\u3055\u3069\u3055\u8cb7\u3044\u8fbc\u3093\u3067\u3044\u3066\u3001\u4eca\u306f\u300c\u5f62\u5f0f\u8ad6\u7406\u3068\u8a08\u7b97\u53ef\u80fd\u6027\u300d\u3092\u8aad\u307f\u9032\u3081\u3066\u3044\u308b\u3002\u7b49\u5f0f\u8ad6\u7406\u306e\u3042\u305f\u308a\u3092\u4eca\u547c\u3093\u3067\u3044\u308b\u3002\u7d50\u69cb\u9762\u767d\u3044\u3002<\/p>\n\n\n\n

\u6700\u521d\u306e\u65b9\u3001\u96c6\u5408\u306b\u95a2\u3059\u308b\u57fa\u790e\u7684\u306a\u8a71\u306f\u5927\u4f53\u77e5\u3063\u3066\u3044\u305f\u3002\u305f\u3060\u3001\u305d\u3053\u304b\u3089\u8272\u3005\u306a\u3082\u306e\u3092\u96c6\u5408\u3067\u57fa\u790e\u3065\u3051\u308b\u306e\u304c\u9762\u767d\u304b\u3063\u305f\u3002\u95a2\u6570\u3068\u304b\u3001\u4e8c\u9805\u95a2\u4fc2\u3068\u304b\u3001\u9806\u5e8f\u3068\u304b\u3002\u3042\u3068\u76f4\u7a4d\u306f\u77e5\u3063\u3066\u3044\u305f\u304c\u76f4\u548c\u306f\u77e5\u3089\u306a\u304b\u3063\u305f\u3002\u3042\u3068\u306f\u305f\u307e\u306b\u898b\u308b\u3051\u3069\u3061\u3083\u3093\u3068\u77e5\u3089\u306a\u304b\u3063\u305f\u3082\u306e\u3092\u77e5\u308c\u305f\u306e\u304c\u826f\u304b\u3063\u305f\u3002\u96c6\u5408\u8ad6\u306e\u6587\u8108\u3067\u5076\u306b\u898b\u308b\u7d2f\u4e57\u3063\u307d\u3044\u8a18\u6cd5(\u95a2\u6570\u7a7a\u9593)\u3068\u304b\u3001\u8a3c\u660e\u6728\u3068\u304b\u3002\u675f\u8ad6\u306f\u524d\u306b\u3061\u3087\u3063\u3068\u89e6\u3063\u305f\u304c\u3001\u3053\u308c\u306f\u3069\u3046\u5b09\u3057\u3044\u306e\u304b\u4eca\u56de\u3082\u3042\u307e\u308a\u3074\u3093\u3068\u306f\u6765\u306a\u304b\u3063\u305f\u3002<\/p>\n\n\n\n

\u5f62\u5f0f\u8ad6\u7406\u306f\u6700\u521d\u306e\u65b9\u306f\u304b\u3063\u305f\u308b\u304b\u3063\u305f\u304c\u3001\u305d\u308c\u304b\u3089\u304b\u306a\u308a\u9762\u767d\u304b\u3063\u305f\u3002\u8a3c\u660e\u53ef\u80fd\u6027\u3068\u304b\u306b\u3064\u3044\u3066\u8003\u3048\u308b\u30e1\u30bf\u6570\u5b66\u3092\u521d\u6b69\u304b\u3089\u3084\u3063\u3066\u304f\u308c\u305f\u306e\u3067\u3001\u307e\u3055\u306b\u81ea\u5206\u306e\u77e5\u308a\u305f\u3044\u3053\u3068\u304c\u3053\u3053\u306b\u3042\u3063\u305f\u3068\u3044\u3046\u611f\u3058\u3060\u3002\u3042\u3068\u69cb\u6587\u8ad6\u30fb\u610f\u5473\u8ad6\u3068\u3044\u3046\u3088\u304f\u5206\u304b\u3093\u306a\u3044\u3067\u653e\u7f6e\u3057\u3066\u3044\u305f\u6982\u5ff5\u3082\u3053\u3053\u3067\u7406\u89e3\u51fa\u6765\u3066\u826f\u304b\u3063\u305f\u3002\u69cb\u6587\u8ad6\u306b\u3088\u3063\u3066\u8a3c\u660e\u3067\u304d\u308b\u3082\u306e\u306f\u610f\u5473\u8ad6\u7684\u306b\u5b9f\u969b\u6b63\u3057\u3044(\u5065\u5168\u6027)\u3001\u610f\u5473\u8ad6\u7684\u306b\u6b63\u3057\u3044\u3082\u306e\u306f\u69cb\u6587\u8ad6\u7684\u306b\u8a3c\u660e\u3067\u304d\u308b(\u5b8c\u5168\u6027)\u3068\u3044\u3046\u8151\u5206\u3051\u304c\u5206\u304b\u308a\u3084\u3059\u304b\u3063\u305f\u3002\u4e00\u822c\u5316\u306f\u597d\u304d\u306a\u306e\u3067\u666e\u904d\u4ee3\u6570\u307f\u305f\u3044\u306a\u8a71\u984c\u3082\u30a8\u30ad\u30b5\u30a4\u30c6\u30a3\u30f3\u30b0\u306b\u611f\u3058\u305f\u3002<\/p>\n\n\n\n

\u516c\u7406\u304c\u610f\u5473\u8ad6\u7684\u306b\u6b63\u3057\u3044\u3053\u3068\u306f\u516c\u7406\u3060\u304b\u3089\u6240\u4e0e\u306e\u3082\u306e\u3067\u3059\u3088\u3001\u3068\u3044\u3046\u3082\u306e\u306a\u3093\u3060\u308d\u3046\u304b\uff1f\u307e\u305a\u610f\u5473\u8ad6\u7684\u306b\u516c\u7406\u304c\u6b63\u3057\u3044\u3068\u4eee\u5b9a\u3057\u3066\uff5e\u307f\u305f\u3044\u306a\u8a71\u904b\u3073\u3060\u3063\u305f\u304c\u3001\u6700\u521d\u306b\u6301\u3063\u3066\u304d\u305f\u516c\u7406\u304c\u4e0e\u3048\u305f\u610f\u5473\u8ad6\u7684\u89e3\u91c8\u306e\u4e0a\u3067\u3061\u3083\u3093\u3068\u6b63\u3057\u3044\u304b\u3069\u3046\u304b\u78ba\u304b\u3081\u308b\u307f\u305f\u3044\u306a\u3053\u3068\u306f\u3061\u3087\u3063\u3068\u3084\u3063\u3066\u304a\u304d\u305f\u3044\u6c17\u304c\u3059\u308b\u3002\u305f\u3060\u3082\u3046\u3061\u3087\u3063\u3068\u3061\u3083\u3093\u3068\u8aad\u307e\u306a\u3044\u3068\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e45\u3057\u3076\u308a\u306bABC\u306b\u51fa\u305f\u3002 A: \u8a08\u7b97\u8aa4\u5dee\u304c\u6016\u3044\u306e\u3067\u6587\u5b57\u5217\u3067\u53d7\u3051\u53d6\u3063\u3066\u6574\u6570\u5316 B: \u7d20\u76f4\u306b\u5148\u982d\u304b\u3089\u898b\u3066\u9069\u5b9c\u633f\u5165\u3057\u3066\u3044\u3051\u3070\u3044\u3044\u3002 C: map\u306a\u3069\u3067\u7a2e\u985e\u6570\u3092\u666e\u901a\u306b\u898b\u3066\u3044\u3051\u3070\u3088\u3044\u3002 D: \u89e3\u3051\u305a\u3002\u591a\u5206\u3069\u3046\u306b\u304b\u3059\u308b\u3068$x$\u304b$y … <\/p>\n

Read more » “2025\/3\/15(\u571f)”<\/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-9008","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/9008","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=9008"}],"version-history":[{"count":25,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/9008\/revisions"}],"predecessor-version":[{"id":9033,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/posts\/9008\/revisions\/9033"}],"wp:attachment":[{"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/media?parent=9008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/categories?post=9008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/k.foolslab.net\/dailyreport\/wp-json\/wp\/v2\/tags?post=9008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}