{"id":2544,"date":"2025-03-03T17:42:58","date_gmt":"2025-03-03T08:42:58","guid":{"rendered":"https:\/\/rebron.net\/blog\/?p=2544"},"modified":"2025-03-08T15:12:54","modified_gmt":"2025-03-08T06:12:54","slug":"algorithms-data-structures-guide-beginners","status":"publish","type":"post","link":"https:\/\/rebron.net\/blog\/algorithms-data-structures-guide-beginners\/","title":{"rendered":"\u521d\u5fc3\u8005\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u305f\u3081\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u5927\u5168"},"content":{"rendered":"\n<h2 class=\"wp-block-heading jinr-heading d--bold\">\u306f\u3058\u3081\u306b<\/h2>\n\n\n\n<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3092\u306f\u3058\u3081\u305f\u3070\u304b\u308a\u306e\u521d\u5fc3\u8005\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7686\u3055\u3093\u306b\u3068\u3063\u3066\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u306f\u5c11\u3057\u96e3\u3057\u304f\u611f\u3058\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u3089\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u306e\u3042\u3089\u3086\u308b\u5834\u9762\u3067\u571f\u53f0\u3068\u306a\u308b\u91cd\u8981\u306a\u77e5\u8b58\u3067\u3059\u3002\u512a\u308c\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u308b\u305f\u3081\u306b\u306f\u3001\u300c\u30c7\u30fc\u30bf\u3092\u3069\u306e\u3088\u3046\u306b\u6574\u7406\u3057\u3001\u3069\u306e\u3088\u3046\u306b\u51e6\u7406\u3059\u308b\u304b\u300d\u3092\u8003\u3048\u308b\u3053\u3068\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001\u521d\u5fc3\u8005\u306e\u65b9\u306b\u3082\u5206\u304b\u308a\u3084\u3059\u3044\u3088\u3046\u306b<strong>\u57fa\u672c\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>\u3092\u4e01\u5be7\u306b\u89e3\u8aac\u3057\u3001\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3084\u6280\u8853\u9762\u63a5\u3067\u983b\u51fa\u306e\u624b\u6cd5\u3001\u3055\u3089\u306b\u5b9f\u52d9\u3084\u6700\u65b0\u30c8\u30ec\u30f3\u30c9\u306b\u89e6\u308c\u3064\u3064\u3001\u7db2\u7f85\u7684\u306b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u300c\u306a\u3093\u3068\u306a\u304f\u805e\u3044\u305f\u3053\u3068\u306f\u3042\u308b\u3051\u308c\u3069\u3001\u5b9f\u969b\u3069\u3046\u3084\u3063\u3066\u4f7f\u3046\u304b\u5206\u304b\u3089\u306a\u3044\u300d\u3068\u3044\u3046\u7591\u554f\u3092\u89e3\u6d88\u3057\u3001\u81ea\u4fe1\u3092\u3082\u3063\u3066\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u81e8\u3081\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u304c\u672c\u8a18\u4e8b\u306e\u76ee\u6a19\u3067\u3059\u3002<\/p>\n\n\n\n<p>\/<\/p>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">1. \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u306f\u4f55\u304b\uff1f<\/h2>\n\n\n\n<p>\u6700\u521d\u306b\u62bc\u3055\u3048\u3066\u304a\u304d\u305f\u3044\u306e\u306f\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u5b9a\u7fa9\u3068\u5f79\u5272\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0 (Algorithm)<\/strong>:<br>\u76ee\u7684\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306e\u4e00\u9023\u306e\u624b\u9806\u30fb\u624b\u6cd5\u3002\u305f\u3068\u3048\u3070\u3001\u300c\u914d\u5217\u3092\u6607\u9806\u306b\u4e26\u3079\u66ff\u3048\u305f\u3044\u300d\u300c\u3042\u308b\u6570\u5024\u304c\u30c7\u30fc\u30bf\u306e\u4e2d\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u30c1\u30a7\u30c3\u30af\u3057\u305f\u3044\u300d\u3068\u3044\u3063\u305f\u554f\u984c\u3092\u89e3\u304f\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u64cd\u4f5c\u624b\u9806\u3092\u6307\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u69cb\u9020 (Data Structure)<\/strong>:<br>\u30c7\u30fc\u30bf\u3092\u3069\u306e\u3088\u3046\u306b\u8a18\u61b6\u3057\u3001\u7ba1\u7406\u3059\u308b\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u65b9\u6cd5\u3002\u9023\u7d9a\u3057\u305f\u914d\u5217\u306b\u5165\u308c\u308b\u306e\u304b\u3001\u6728\u306e\u5f62\u3067\u7ba1\u7406\u3059\u308b\u306e\u304b\u306a\u3069\u306b\u3088\u3063\u3066\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u52b9\u7387\u306f\u5927\u304d\u304f\u5909\u5316\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3088\u304f\u300c\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u306f\u8eca\u306e\u4e21\u8f2a\u306e\u3088\u3046\u306a\u3082\u306e\u300d\u3068\u8a00\u308f\u308c\u307e\u3059\u3002\u6700\u9069\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u9069\u5207\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u9ad8\u901f\u304b\u3064\u30e1\u30e2\u30ea\u52b9\u7387\u306e\u9ad8\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n<div id=\"JinrPaidContents\" class=\"b--jinr-block-container\">\n\t<div class=\"b--jinr-paid-container\"><span class=\"b--jinr-paid-text\">\u3053\u3053\u304b\u3089\u5148\u306f\u9650\u5b9a\u516c\u958b\u3067\u3059<\/span><\/div>\n\t<div class=\"b--paidpost-more\"><div class=\"b--paidpost-remaining\">\u3053\u306e\u7d9a\u304d\u306e\u6587\u5b57\u6570: \u300c7495\u6587\u5b57\u300d<\/div><\/div>\n\t<div class=\"b--jinr-block b--jinr-button\">\n\t\t\t\t\t<div class=\"o--button-inner d--button-type1 d--button-solid d--button-solid-hover-up d--button-solid-animation-expand d--button-center\"><span class=\"a--button-hover\"><a href=\"#\">\u7d9a\u304d\u3092\u898b\u308b<span class=\"b--jinr-price\">100\u5186<\/span><\/a><\/span><\/div>\n\t\t\t\t<\/div>\n\t<p class=\"a--paidpost-already\">\u3059\u3067\u306b\u8cfc\u5165\u6e08\u307f\u306e\u65b9\u306f<a href=\"#\" id=\"JinrAlreadyRegisterUser\">\u3053\u3061\u3089<\/a><\/p>\n\t<input type=\"hidden\" id=\"JinrPaidpostID\" name=\"paidpost_product_id\" value=\"7sI4gp9rY3v83LO6oE\">\n\t<input type=\"hidden\" id=\"JinrPaidpostURL\" name=\"paidpost_product_url\" value=\"https:\/\/buy.stripe.com\/7sI4gp9rY3v83LO6oE\">\n\t<\/div>\n\n\n<h1 class=\"wp-block-heading jinr-heading d--bold\">2. \u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u6982\u8981<\/h1>\n\n\n\n<p>\u307e\u305a\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u304c\u6700\u521d\u306b\u5b66\u3076\u3079\u304d\u3001<strong>\u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u69cb\u9020<\/strong>\u3068<strong>\u57fa\u672c\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">2-1. \u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u69cb\u9020<\/h2>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-1-1. \u914d\u5217 (Array)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"232\" src=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/a1e981ce3bdf8aa19e5d02d783ab4d6c.png\" alt=\"\" class=\"wp-image-2545\" srcset=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/a1e981ce3bdf8aa19e5d02d783ab4d6c.png 600w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/a1e981ce3bdf8aa19e5d02d783ab4d6c-300x116.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p><strong>\u6982\u8981:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u540c\u3058\u578b\u306e\u8981\u7d20\u3092\u9023\u7d9a\u3057\u305f\u30e1\u30e2\u30ea\u9818\u57df\u306b\u683c\u7d0d\u3059\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u53ef\u80fd\u306a\u305f\u3081\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6307\u5b9a\u306e\u307f\u3067O(1)\u3067\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u304c\u9ad8\u901f\uff08O(1)\uff09\u3002<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u914d\u7f6e\u304c\u9023\u7d9a\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u52b9\u7387\u304c\u826f\u3044\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u633f\u5165\u30fb\u524a\u9664\u304c\u672b\u5c3e\u4ee5\u5916\u3067\u306fO(n)\u304b\u304b\u308b\uff08\u8981\u7d20\u3092\u30b7\u30d5\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\uff09\u3002<\/li>\n\n\n\n<li>\u4e00\u5ea6\u6c7a\u3081\u305f\u30b5\u30a4\u30ba\u3092\u5f8c\u304b\u3089\u5909\u66f4\u3057\u306b\u304f\u3044\uff08\u5b9f\u88c5\u8a00\u8a9e\u306b\u3088\u3063\u3066\u306f\u53ef\u5909\u914d\u5217\u306e\u4ed5\u7d44\u307f\u304c\u3042\u308b\u304c\u3001\u5185\u90e8\u3067\u306f\u518d\u914d\u7f6e\u306a\u3069\u304c\u884c\u308f\u308c\u308b\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f7f\u7528\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u8981\u7d20\u6570\u304c\u660e\u78ba\u306b\u6c7a\u307e\u3063\u3066\u3044\u3066\u3001\u983b\u7e41\u306b\u633f\u5165\/\u524a\u9664\u3092\u884c\u308f\u306a\u3044\u5834\u9762\u3002<\/li>\n\n\n\n<li>\u4f8b\uff09\u6210\u7e3e\u8868\u3001\u56fa\u6709\u30b5\u30a4\u30ba\u306e\u753b\u50cf\u30c7\u30fc\u30bf\u3001\u306a\u3069\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-1-2. \u9023\u7d50\u30ea\u30b9\u30c8 (Linked List)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"602\" height=\"116\" src=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/32a93ed5555cc9262e98070b4a8f42f2.png\" alt=\"\" class=\"wp-image-2546\" srcset=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/32a93ed5555cc9262e98070b4a8f42f2.png 602w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/32a93ed5555cc9262e98070b4a8f42f2-300x58.png 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><figcaption class=\"wp-element-caption\">\u5358\u65b9\u5411\u9023\u7d50\u30ea\u30b9\u30c8 (Singly Linked List)<\/figcaption><\/figure>\n\n\n\n<p><strong>\u6982\u8981:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u305d\u308c\u305e\u308c\u306e\u8981\u7d20\uff08\u30ce\u30fc\u30c9\uff09\u304c\u3001\u6b21\u306e\u30ce\u30fc\u30c9\uff08\u307e\u305f\u306f\u524d\u5f8c\u306e\u30ce\u30fc\u30c9\uff09\u3078\u306e\u53c2\u7167\uff08\u30dd\u30a4\u30f3\u30bf\uff09\u3092\u6301\u3064\u30ea\u30b9\u30c8\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u30ce\u30fc\u30c9\u540c\u58eb\u304c\u30dd\u30a4\u30f3\u30bf\u3067\u7e4b\u304c\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u30e1\u30e2\u30ea\u4e0a\u3067\u5fc5\u305a\u3057\u3082\u9023\u7d9a\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u826f\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30ea\u30b9\u30c8\u306e\u9014\u4e2d\u3078\u306e\u633f\u5165\u30fb\u524a\u9664\u304c\u7c21\u5358\uff08\u53c2\u7167\u306e\u4ed8\u3051\u66ff\u3048\u306e\u307f\u306a\u306e\u3067O(1)\uff09\u3002<\/li>\n\n\n\n<li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u9577\u3055\u3092\u4f38\u7e2e\u3067\u304d\u308b\uff08\u52d5\u7684\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u304cO(n)\u304b\u304b\u308b\uff08\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u6307\u5b9a\u3067\u306f\u3059\u3050\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\uff09\u3002<\/li>\n\n\n\n<li>\u30dd\u30a4\u30f3\u30bf\u306e\u64cd\u4f5c\u306b\u3088\u308b\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u3084\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u52b9\u7387\u306e\u4f4e\u4e0b\u304c\u8d77\u3053\u308a\u304c\u3061\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f7f\u7528\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u983b\u7e41\u306b\u633f\u5165\u3084\u524a\u9664\u304c\u884c\u308f\u308c\u308b\u30d0\u30c3\u30d5\u30a1\u5b9f\u88c5\u3002<\/li>\n\n\n\n<li>\u5c65\u6b74\u7ba1\u7406\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u623b\u308b\/\u9032\u3080\u6a5f\u80fd\u306a\u3069\uff08\u5b9f\u969b\u306f\u53cc\u65b9\u5411\u30ea\u30b9\u30c8\u304c\u3088\u304f\u4f7f\u308f\u308c\u308b\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"592\" height=\"165\" src=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/a049cf89b4da5f4fe2784c42e4c79340.png\" alt=\"\" class=\"wp-image-2547\" srcset=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/a049cf89b4da5f4fe2784c42e4c79340.png 592w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/a049cf89b4da5f4fe2784c42e4c79340-300x84.png 300w\" sizes=\"auto, (max-width: 592px) 100vw, 592px\" \/><figcaption class=\"wp-element-caption\">\u53cc\u65b9\u5411\u9023\u7d50\u30ea\u30b9\u30c8 (Doubly Linked List)<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-1-3. \u30b9\u30bf\u30c3\u30af (Stack)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1024x576.jpg\" alt=\"\" class=\"wp-image-2548\" srcset=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1024x576.jpg 1024w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-300x169.jpg 300w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-768x432.jpg 768w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1536x864.jpg 1536w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-320x180.jpg 320w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-640x360.jpg 640w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1360x765.jpg 1360w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u6982\u8981:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5f8c\u5165\u308c\u5148\u51fa\u3057\uff08LIFO: Last-In First-Out\uff09\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u8981\u7d20\u3092\u300c\u7a4d\u307f\u4e0a\u3052\u308b(push)\u300d\u3068\u300c\u53d6\u308a\u51fa\u3059(pop)\u300d\u64cd\u4f5c\u3057\u304b\u57fa\u672c\u7684\u306b\u306f\u884c\u308f\u306a\u3044\u3002<\/li>\n\n\n\n<li>\u30d4\u30fc\u30af\uff08Peek\uff09\uff1a\u30b9\u30bf\u30c3\u30af\u306e\u4e0a\u306b\u3042\u308b\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u51fa\u3055\u305a\u306b\u78ba\u8a8d\u3059\u308b\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30b7\u30f3\u30d7\u30eb\u306a\u64cd\u4f5c\u4f53\u7cfb\u3067\u5b9f\u88c5\u304c\u5bb9\u6613\u3002<\/li>\n\n\n\n<li>\u95a2\u6570\u547c\u3073\u51fa\u3057\u6642\u306b\u304a\u3051\u308b\u300c\u547c\u3073\u51fa\u3057\u5143\u306e\u5fa9\u5143\u300d\uff08\u30b3\u30fc\u30eb\u30b9\u30bf\u30c3\u30af\uff09\u306a\u3069\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5148\u982d\/\u672b\u5c3e\u3069\u3061\u3089\u304b\u4e00\u65b9\u304b\u3089\u3057\u304b\u8981\u7d20\u3092\u6271\u3048\u306a\u3044\u3002<\/li>\n\n\n\n<li>\u7279\u5b9a\u306e\u4efb\u610f\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u306f\u5411\u304b\u306a\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f7f\u7528\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u95a2\u6570\u30b3\u30fc\u30eb\u30b9\u30bf\u30c3\u30af\u3002<\/li>\n\n\n\n<li>\u6df1\u3055\u512a\u5148\u63a2\u7d22\uff08DFS\uff09\u306e\u5b9f\u88c5\u3002<\/li>\n\n\n\n<li>\u9006\u30dd\u30fc\u30e9\u30f3\u30c9\u8a18\u6cd5\u306e\u5f0f\u8a55\u4fa1\u306a\u3069\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-1-4. \u30ad\u30e5\u30fc (Queue)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-1024x576.png\" alt=\"\" class=\"wp-image-2549\" srcset=\"https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-1024x576.png 1024w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-300x169.png 300w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-768x432.png 768w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-1536x864.png 1536w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-320x180.png 320w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-640x360.png 640w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1-1360x765.png 1360w, https:\/\/rebron.net\/blog\/wp-content\/uploads\/2025\/03\/Push-1.png 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u6982\u8981:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5148\u5165\u308c\u5148\u51fa\u3057\uff08FIFO: First-In First-Out\uff09\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u8981\u7d20\u3092\u300c\u30a8\u30f3\u30ad\u30e5\u30fc(enqueue)\u300d\u3067\u8ffd\u52a0\u3057\u3001\u300c\u30c7\u30ad\u30e5\u30fc(dequeue)\u300d\u3067\u53d6\u308a\u51fa\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u9806\u756a\u5f85\u3061\u3092\u6271\u3046\u306e\u306b\u9069\u3057\u305f\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u751f\u7523\u8005-\u6d88\u8cbb\u8005\u30e2\u30c7\u30eb\u306a\u3069\u3001\u30bf\u30b9\u30af\u3092\u4e26\u884c\u51e6\u7406\u3059\u308b\u3068\u304d\u306e\u7ba1\u7406\u304c\u3057\u3084\u3059\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30b9\u30bf\u30c3\u30af\u540c\u69d8\u3001\u4efb\u610f\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u306f\u5411\u304b\u306a\u3044\u3002<\/li>\n\n\n\n<li>\u30ad\u30e5\u30fc\u306e\u5b9f\u88c5\u306b\u3088\u3063\u3066\u306f\u914d\u5217\u304c\u5faa\u74b0\u69cb\u9020\u3092\u3068\u308b\uff08\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\uff09\u306a\u3069\u306e\u5de5\u592b\u304c\u5fc5\u8981\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f7f\u7528\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30d7\u30ea\u30f3\u30bf\u306e\u30b8\u30e7\u30d6\u5f85\u3061\u884c\u5217\u3002<\/li>\n\n\n\n<li>Web\u30b5\u30fc\u30d0\u30fc\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u9806\u7ba1\u7406\u3002<\/li>\n\n\n\n<li>\u5e45\u512a\u5148\u63a2\u7d22\uff08BFS\uff09\u306e\u5b9f\u88c5\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-1-5. \u30cf\u30c3\u30b7\u30e5\u30c6\u30fc\u30d6\u30eb \/ \u9023\u60f3\u914d\u5217 (Hash Table \/ Dictionary)<\/h3>\n\n\n\n<p><strong>\u6982\u8981:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u4fdd\u6301\u3057\u3001\u30ad\u30fc\u3092\u4f7f\u3063\u305f\u9ad8\u901f\u306a\u691c\u7d22\u3092\u53ef\u80fd\u306b\u3059\u308b\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u30ad\u30fc\u304b\u3089\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u8a08\u7b97\u3057\u3066\u3001\u5185\u90e8\u7684\u306b\u306f\u914d\u5217\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u7d10\u3065\u3051\u3066\u7ba1\u7406\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5e73\u5747O(1)\u3067\u633f\u5165\u30fb\u691c\u7d22\u30fb\u524a\u9664\u304c\u53ef\u80fd\uff08\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3068\u885d\u7a81\u89e3\u6c7a\u624b\u6cd5\u306b\u4f9d\u5b58\uff09\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u3067\u983b\u7e41\u306b\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u6700\u60aa\u6642\u306b\u306fO(n)\u3068\u306a\u308b\u30b1\u30fc\u30b9\u304c\u3042\u308b\uff08\u30cf\u30c3\u30b7\u30e5\u885d\u7a81\u304c\u591a\u3044\u5834\u5408\u306a\u3069\uff09\u3002<\/li>\n\n\n\n<li>\u885d\u7a81\u89e3\u6c7a\u306e\u65b9\u6cd5\uff08\u30c1\u30a7\u30a4\u30f3\u6cd5\u3001\u30aa\u30fc\u30d7\u30f3\u30a2\u30c9\u30ec\u30b9\u6cd5\u306a\u3069\uff09\u306e\u5b9f\u88c5\u7406\u89e3\u304c\u5fc5\u8981\u3002<\/li>\n\n\n\n<li>\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u306e\u8a2d\u8a08\u304c\u4e0d\u5341\u5206\u3060\u3068\u6027\u80fd\u304c\u843d\u3061\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f7f\u7528\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u8a2d\u5b9a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u300c\u540d\u524d\u2192\u5024\u300d\u3067\u4fdd\u6301\u3059\u308b\u8f9e\u66f8\uff08Dictionary\uff09\u3002<\/li>\n\n\n\n<li>URL\u77ed\u7e2e\u30b5\u30fc\u30d3\u30b9\u3067\u77ed\u7e2eURL\u2192\u5143URL\u3092\u5f15\u304d\u5f53\u3066\u308b\u306a\u3069\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-1-6. \u6728\u69cb\u9020 (Tree)<\/h3>\n\n\n\n<p><strong>\u6982\u8981:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30ce\u30fc\u30c9\u9593\u306b\u89aa\u5b50\u95a2\u4fc2\u3092\u3082\u3064\u968e\u5c64\u7684\u30c7\u30fc\u30bf\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u6839(root)\u30ce\u30fc\u30c9\u304b\u3089\u59cb\u307e\u308a\u3001\u5206\u5c90\u3057\u306a\u304c\u3089\u8449(\u30ea\u30fc\u30d5)\u307e\u3067\u7e4b\u304c\u308b\u69cb\u9020\u3092\u3068\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4ee3\u8868\u7684\u306a\u7a2e\u985e:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list jinr-list\">\n<li><strong>\u4e8c\u5206\u6728 (Binary Tree) \/ \u4e8c\u5206\u63a2\u7d22\u6728 (BST)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5404\u30ce\u30fc\u30c9\u304c\u6700\u59272\u3064\u306e\u5b50\u30ce\u30fc\u30c9\u3092\u6301\u3061\u3001BST\u3067\u306f\u300c\u5de6\u5b50 &lt; \u89aa &lt; \u53f3\u5b50\u300d\u306e\u9806\u3092\u5b88\u308b\u3002<\/li>\n\n\n\n<li>\u63a2\u7d22\u3084\u633f\u5165\u30fb\u524a\u9664\u3092\u5e73\u5747O(log n)\u3067\u884c\u3048\u308b\u304c\u3001\u6728\u304c\u504f\u308b\u3068\u6700\u60aaO(n)\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5e73\u8861\u4e8c\u5206\u6728<\/strong>\uff08AVL\u6728\u3001\u8d64\u9ed2\u6728\u306a\u3069\uff09\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5e38\u306b\u9ad8\u3055\u3092\u3042\u308b\u7a0b\u5ea6\u6291\u3048\u3066\u3001\u6700\u60aa\u3067\u3082O(log n)\u3092\u4fdd\u8a3c\u3059\u308b\u3002<\/li>\n\n\n\n<li>\u591a\u304f\u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\uff08\u4f8b: C++\u306e<code>std::map<\/code>\uff09\u3067\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>B\u6728 \/ B+\u6728<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u4e00\u3064\u306e\u30ce\u30fc\u30c9\u304cN\u500b\u307e\u3067\u5b50\u3092\u6301\u3066\u308b\u591a\u5206\u6728\u3002<\/li>\n\n\n\n<li>\u6728\u306e\u9ad8\u3055\u3092\u6975\u529b\u4f4e\u304f\u4fdd\u3061\u3001\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u7ba1\u7406\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306a\u3069\u306b\u5229\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u4e8c\u5206\u63a2\u7d22\u6728\u306b\u3059\u308b\u3053\u3068\u3067\u63a2\u7d22\u6642\u9593\u3092\u77ed\u7e2e\u3002<\/li>\n\n\n\n<li>\u8449\u3084\u89aa\u306e\u64cd\u4f5c\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u968e\u5c64\u7684\u306a\u95a2\u4fc2\u3092\u7c21\u6f54\u306b\u8868\u73fe\u3067\u304d\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5b9f\u88c5\u304c\u96e3\u3057\u304f\u3001\u633f\u5165\u30fb\u524a\u9664\u30ed\u30b8\u30c3\u30af\u304c\u8907\u96d1\u306b\u306a\u308a\u3084\u3059\u3044\u3002<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u304c\u5206\u6563\u3057\u3066\u914d\u7f6e\u3055\u308c\u308b\u305f\u3081\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u52b9\u7387\u304c\u60aa\u304f\u306a\u308b\u30b1\u30fc\u30b9\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f7f\u7528\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u968e\u5c64\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u30b2\u30fc\u30e0AI\u3067\u306e\u6c7a\u5b9a\u6728\u3084\u4e8c\u5206\u63a2\u7d22\u6728\u306b\u3088\u308b\u63a8\u8ad6\u3002<\/li>\n\n\n\n<li>\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff08B+\u6728\u306a\u3069\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-1-7. \u30b0\u30e9\u30d5 (Graph)<\/h3>\n\n\n\n<p><strong>\u6982\u8981:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u9802\u70b9\uff08\u30ce\u30fc\u30c9\uff09\u3068\u3001\u305d\u308c\u3089\u3092\u7d50\u3076\u8fba\u304b\u3089\u306a\u308b\u69cb\u9020\u3002<\/li>\n\n\n\n<li>\u6709\u5411\u30b0\u30e9\u30d5\/\u7121\u5411\u30b0\u30e9\u30d5\u3001\u91cd\u307f\u4ed8\u304d\/\u91cd\u307f\u306a\u3057\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>SNS\u306e\u53cb\u9054\u95a2\u4fc2\u3084\u9053\u8def\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u3001\u5b9f\u4e16\u754c\u306e\u554f\u984c\u3092\u81ea\u7136\u306b\u30e2\u30c7\u30eb\u5316\u3067\u304d\u308b\u3002<\/li>\n\n\n\n<li>\u9802\u70b9\u3084\u8fba\u3092\u5897\u3084\u3059\u3053\u3068\u3067\u30b9\u30b1\u30fc\u30eb\u3057\u3084\u3059\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30c7\u30fc\u30bf\u91cf\u304c\u5927\u304d\u304f\u306a\u308a\u304c\u3061\u3067\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u8907\u96d1\u306b\u306a\u308a\u3084\u3059\u3044\u3002<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u6d88\u8cbb\u91cf\u3082\u5897\u3048\u304c\u3061\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f7f\u7528\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5730\u56f3\u30a2\u30d7\u30ea\u306e\u7d4c\u8def\u63a2\u7d22\u3002<\/li>\n\n\n\n<li>\u30bd\u30fc\u30b7\u30e3\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u53cb\u4eba\u95a2\u4fc2\u306e\u7ba1\u7406\u3002<\/li>\n\n\n\n<li>Web\u306e\u30cf\u30a4\u30d1\u30fc\u30ea\u30f3\u30af\u69cb\u9020\uff08PageRank\u306a\u3069\u306e\u8a08\u7b97\u306b\u5229\u7528\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">2-2. \u57fa\u672c\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/h2>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-2-1. \u30bd\u30fc\u30c8\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/h3>\n\n\n\n<p>\u30c7\u30fc\u30bf\u3092\u3042\u308b\u9806\u5e8f\u306b\u4e26\u3079\u308b\u64cd\u4f5c\u306f\u975e\u5e38\u306b\u983b\u7e41\u306b\u767b\u5834\u3057\u307e\u3059\u3002<strong>\u30bd\u30fc\u30c8<\/strong>\u306f\u6bd4\u8f03\u30d9\u30fc\u30b9\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u3042\u308c\u3070\u3001\u4e00\u822c\u306b\u6700\u9069\u306a\u5e73\u5747\u8a08\u7b97\u91cf\u306fO(n log n)\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30af\u30a4\u30c3\u30af\u30bd\u30fc\u30c8 (Quick Sort)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5206\u5272\u7d71\u6cbb\u6cd5\u3092\u5229\u7528\u3057\u3001\u30d4\u30dc\u30c3\u30c8\u3092\u57fa\u6e96\u306b\u5de6\uff08\u5c0f\u3055\u3044\u8981\u7d20\uff09\u3068\u53f3\uff08\u5927\u304d\u3044\u8981\u7d20\uff09\u3078\u5206\u5272\u3002<\/li>\n\n\n\n<li>\u5e73\u5747O(n log n)\u3001\u6700\u60aaO(n^2)\u3002<\/li>\n\n\n\n<li>\u5b9f\u88c5\u304c\u6bd4\u8f03\u7684\u5bb9\u6613\u3067\u3001\u5e73\u5747\u7684\u306b\u9ad8\u901f\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30de\u30fc\u30b8\u30bd\u30fc\u30c8 (Merge Sort)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30c7\u30fc\u30bf\u3092\u518d\u5e30\u7684\u306b\u534a\u5206\u305a\u3064\u5206\u5272\u3057\u3001\u305d\u308c\u305e\u308c\u3092\u30bd\u30fc\u30c8\u5f8c\u306b\u30de\u30fc\u30b8\u3002<\/li>\n\n\n\n<li>\u5b89\u5b9a\u30bd\u30fc\u30c8\u3067\u3001\u5e38\u306bO(n log n)\u3092\u4fdd\u8a3c\u3002<\/li>\n\n\n\n<li>\u30ea\u30b9\u30c8\u306e\u30bd\u30fc\u30c8\u3084\u5b89\u5b9a\u6027\u304c\u91cd\u8996\u3055\u308c\u308b\u5834\u9762\u3067\u5229\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u305d\u306e\u4ed6<\/strong>: \u30d2\u30fc\u30d7\u30bd\u30fc\u30c8\u3001\u633f\u5165\u30bd\u30fc\u30c8\u3001\u30d0\u30d6\u30eb\u30bd\u30fc\u30c8\u3001\u9078\u629e\u30bd\u30fc\u30c8\u306a\u3069\u3002\n<ul class=\"wp-block-list jinr-list\">\n<li>\u633f\u5165\u30bd\u30fc\u30c8\/\u30d0\u30d6\u30eb\u30bd\u30fc\u30c8\/\u9078\u629e\u30bd\u30fc\u30c8\u306fO(n^2)\u3068\u9045\u3044\u304c\u3001\u5b9f\u88c5\u306f\u7c21\u5358\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u3044\u5834\u5408\u3084\u3001\u3059\u3067\u306b\u307b\u307c\u6574\u5217\u6e08\u307f\u306e\u5834\u5408\u306b\u306f\u633f\u5165\u30bd\u30fc\u30c8\u304c\u610f\u5916\u3068\u52b9\u7387\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-2-2. \u63a2\u7d22\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/h3>\n\n\n\n<p>\u300c\u4e0e\u3048\u3089\u308c\u305f\u30c7\u30fc\u30bf\u306e\u4e2d\u306b\u76ee\u7684\u306e\u5024\u304c\u542b\u307e\u308c\u308b\u304b\uff1f\u300d\u3068\u3044\u3063\u305f\u554f\u984c\u306b\u4ee3\u8868\u3055\u308c\u308b<strong>\u63a2\u7d22<\/strong>\u306f\u3001\u591a\u304f\u306e\u5834\u9762\u3067\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u7dda\u5f62\u63a2\u7d22 (Linear Search)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u914d\u5217\u3084\u30ea\u30b9\u30c8\u3092\u5148\u982d\u304b\u3089\u9806\u306b\u63a2\u3059\u3002<\/li>\n\n\n\n<li>\u6574\u5217\u3055\u308c\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u3067\u3082\u9069\u7528\u53ef\u80fd\u3060\u304c\u3001O(n)\u306e\u6642\u9593\u304c\u304b\u304b\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u4e8c\u5206\u63a2\u7d22 (Binary Search)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30bd\u30fc\u30c8\u6e08\u307f<\/strong>\u306e\u914d\u5217\u3092\u5bfe\u8c61\u306b\u3001\u63a2\u7d22\u7bc4\u56f2\u3092\u534a\u5206\u305a\u3064\u7d5e\u3063\u3066\u3044\u304f\u3002<\/li>\n\n\n\n<li>O(log n)\u3067\u9ad8\u901f\u306b\u8981\u7d20\u3092\u898b\u3064\u3051\u3089\u308c\u308b\u3002<\/li>\n\n\n\n<li>\u300c\u5148\u306b\u30bd\u30fc\u30c8\u3057\u3066\u304a\u3051\u3070\u3001\u63a2\u7d22\u306f\u9ad8\u901f\u306b\u306a\u308b\u300d\u3068\u3044\u3046\u8003\u3048\u65b9\u306f\u5b9f\u52d9\u3067\u3082\u91cd\u8981\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-2-3. \u30b0\u30e9\u30d5\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff08\u63a2\u7d22\u30fb\u6700\u77ed\u8def\uff09<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u5e45\u512a\u5148\u63a2\u7d22 (BFS)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30ad\u30e5\u30fc\u3092\u7528\u3044\u3066\u3001\u3042\u308b\u9802\u70b9\u304b\u3089\u300c\u8ddd\u96e2\u304c\u8fd1\u3044\u9806\u300d\u306b\u63a2\u7d22\u3092\u9032\u3081\u308b\u3002<\/li>\n\n\n\n<li>\u91cd\u307f\u304c\u306a\u3044\uff08\u307e\u305f\u306f\u5168\u30661\uff09\u30b0\u30e9\u30d5\u306e<strong>\u6700\u77ed\u8ddd\u96e2<\/strong>\u3092\u6c42\u3081\u308b\u306e\u306b\u5411\u3044\u3066\u3044\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6df1\u3055\u512a\u5148\u63a2\u7d22 (DFS)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30b9\u30bf\u30c3\u30af\uff08\u518d\u5e30\u547c\u3073\u51fa\u3057\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u591a\u3044\uff09\u3092\u7528\u3044\u3066\u3001\u884c\u3051\u308b\u3068\u3053\u308d\u307e\u3067\u6df1\u304f\u6398\u308a\u4e0b\u3052\u3066\u63a2\u7d22\u3002<\/li>\n\n\n\n<li>\u9023\u7d50\u6210\u5206\u306e\u6570\u3084\u30b5\u30a4\u30af\u30eb\u691c\u51fa\u306a\u3069\u306b\u3082\u5229\u7528\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30c0\u30a4\u30af\u30b9\u30c8\u30e9\u6cd5 (Dijkstra)<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u975e\u8ca0\u91cd\u307f\u4ed8\u304d\u30b0\u30e9\u30d5\u3067\u6700\u77ed\u7d4c\u8def\u3092\u6c42\u3081\u308b\u4ee3\u8868\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3002<\/li>\n\n\n\n<li>\u512a\u5148\u5ea6\u4ed8\u304d\u30ad\u30e5\u30fc\uff08\u30d2\u30fc\u30d7\uff09\u3092\u4f7f\u3048\u3070O((V+E) log V)\u3067\u89e3\u3051\u308b\u3002<\/li>\n\n\n\n<li>\u5730\u56f3\u30a2\u30d7\u30ea\u306e\u7d4c\u8def\u691c\u7d22\u306a\u3069\u3067\u5b9f\u7528\u7684\u306b\u4f7f\u308f\u308c\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u305d\u306e\u4ed6<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30ef\u30fc\u30b7\u30e3\u30eb\u2013\u30d5\u30ed\u30a4\u30c9\u6cd5\uff1a\u5168\u9802\u70b9\u5bfe\u306e\u6700\u77ed\u7d4c\u8def\u3092\u6c42\u3081\u308bO(V^3)\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3002<\/li>\n\n\n\n<li>\u30d9\u30eb\u30de\u30f3\u2013\u30d5\u30a9\u30fc\u30c9\u6cd5\uff1a\u8ca0\u306e\u91cd\u307f\u304c\u3042\u3063\u3066\u3082\u89e3\u3051\u308b\u304c\u3001O(V\u00d7E)\u3002<\/li>\n\n\n\n<li>\u6700\u5c0f\u5168\u57df\u6728\uff08MST\uff09\u3092\u6c42\u3081\u308b\u30d7\u30ea\u30e0\u6cd5\u3001\u30af\u30e9\u30b9\u30ab\u30eb\u6cd5\u306a\u3069\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-2-4. \u52d5\u7684\u8a08\u753b\u6cd5 (Dynamic Programming, DP)<\/h3>\n\n\n\n<p><strong>\u30dd\u30a4\u30f3\u30c8:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u300c\u90e8\u5206\u554f\u984c\u306e\u91cd\u8907\u300d\u304c\u3042\u308b\u5834\u5408\u306b\u6709\u52b9\u3002<\/li>\n\n\n\n<li>\u300c\u6700\u9069\u90e8\u5206\u69cb\u9020\u300d\uff08\u5927\u304d\u306a\u554f\u984c\u306e\u6700\u9069\u89e3\u304c\u3001\u5c0f\u3055\u306a\u90e8\u5206\u554f\u984c\u306e\u6700\u9069\u89e3\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u5f97\u3089\u308c\u308b\uff09\u3092\u5229\u7528\u3002<\/li>\n\n\n\n<li>\u30ca\u30c3\u30d7\u30b5\u30c3\u30af\u554f\u984c\u3084\u30d5\u30a3\u30dc\u30ca\u30c3\u30c1\u6570\u5217\u306a\u3069\u3001\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u983b\u51fa\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5b9f\u88c5\u306e\u6d41\u308c:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list jinr-list\">\n<li>\u554f\u984c\u3092\u90e8\u5206\u554f\u984c\u306b\u5206\u5272\u3002<\/li>\n\n\n\n<li>\u30e1\u30e2\u5316\uff08\u8868\u4f5c\u6210\uff09\u306a\u3069\u3067\u90e8\u5206\u554f\u984c\u306e\u7b54\u3048\u3092\u4fdd\u5b58\u3002<\/li>\n\n\n\n<li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u305d\u308c\u3089\u3092\u518d\u5229\u7528\u3057\u306a\u304c\u3089\u6700\u7d42\u7684\u306a\u7b54\u3048\u3092\u5f97\u308b\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">2-2-5. \u5206\u5272\u7d71\u6cbb\u6cd5 (Divide and Conquer)<\/h3>\n\n\n\n<p><strong>\u8003\u3048\u65b9:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list jinr-list\">\n<li>\u5927\u304d\u306a\u554f\u984c\u3092\u3044\u304f\u3064\u304b\u306e\u90e8\u5206\u554f\u984c\u306b\u5206\u5272\uff08Divide\uff09\u3002<\/li>\n\n\n\n<li>\u5404\u90e8\u5206\u554f\u984c\u3092\u518d\u5e30\u7684\u306b\u89e3\u304f\uff08Conquer\uff09\u3002<\/li>\n\n\n\n<li>\u89e3\u3092\u7d71\u5408\uff08Combine\uff09\u3002<\/li>\n<\/ol>\n\n\n\n<p><strong>\u4ee3\u8868\u4f8b:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30de\u30fc\u30b8\u30bd\u30fc\u30c8\u3001\u30af\u30a4\u30c3\u30af\u30bd\u30fc\u30c8\u3002<\/li>\n\n\n\n<li>\u30cf\u30ce\u30a4\u306e\u5854\u3084\u9ad8\u901f\u30d5\u30fc\u30ea\u30a8\u5909\u63db(FFT)\u3002<\/li>\n\n\n\n<li>\u753b\u50cf\u51e6\u7406\u306a\u3069\u3067\u306e\u9818\u57df\u5206\u5272\u51e6\u7406\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading jinr-heading d--bold\">3. \u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3084\u6280\u8853\u9762\u63a5\u3067\u983b\u51fa\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/h1>\n\n\n\n<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3092\u9032\u3081\u308b\u3046\u3048\u3067\u3001<strong>\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0<\/strong>\u306b\u6311\u6226\u3057\u305f\u308a\u3001<strong>\u6280\u8853\u9762\u63a5<\/strong>\u3067\u554f\u308f\u308c\u308b\u554f\u984c\u3092\u89e3\u3044\u3066\u307f\u308b\u306e\u306f\u5927\u5909\u6709\u610f\u7fa9\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u3088\u304f\u767b\u5834\u3059\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u30fb\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u3001\u305d\u306e\u80cc\u666f\u306b\u3042\u308b\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6982\u89b3\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">3-1. \u3088\u304f\u4f7f\u308f\u308c\u308b\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-1. \u52d5\u7684\u8a08\u753b\u6cd5 (DP)<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30ca\u30c3\u30d7\u30b5\u30c3\u30af\u554f\u984c<\/strong>\u3001<strong>\u7d4c\u8def\u8a08\u7b97<\/strong>\u3001**\u6587\u5b57\u5217\u306e\u90e8\u5206\u5217\u554f\u984c\uff08LCS\uff09**\u306a\u3069\u3067\u983b\u51fa\u3002<\/li>\n\n\n\n<li>\u72b6\u614b\u5b9a\u7fa9\u3068\u9077\u79fb\u3092\u8003\u3048\u308b\u529b\u304c\u5fc5\u8981\u3002<\/li>\n\n\n\n<li>\u300c\u30e1\u30e2\u5316\u518d\u5e30\u300d\u3084\u300c\u914d\u5217DP\u300d\u3001\u300c\u30d3\u30c3\u30c8DP\u300d\u306a\u3069\u3001\u5fdc\u7528\u306e\u5e45\u304c\u5e83\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-2. \u8caa\u6b32\u6cd5 (Greedy)<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u5e38\u306b\u5c40\u6240\u7684\u306b\u6700\u5584\u3068\u601d\u308f\u308c\u308b\u9078\u629e\u3092\u3057\u7d9a\u3051\u3001\u5168\u4f53\u306e\u6700\u9069\u89e3\u3092\u5f97\u3088\u3046\u3068\u3059\u308b\u624b\u6cd5\u3002<\/li>\n\n\n\n<li><strong>\u533a\u9593\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0<\/strong>\u3001<strong>\u30b3\u30a4\u30f3\u554f\u984c<\/strong>\u306a\u3069\u3067\u4f7f\u7528\u3002<\/li>\n\n\n\n<li>\u305f\u3060\u3057\u3001\u554f\u984c\u306e\u69cb\u9020\u4e0a\u3001\u8caa\u6b32\u9078\u629e\u304c\u6700\u9069\u89e3\u306b\u7e4b\u304c\u308b\u304b\u614e\u91cd\u306b\u691c\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-3. \u4e8c\u5206\u63a2\u7d22<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30bd\u30fc\u30c8\u3055\u308c\u305f\u914d\u5217\u306a\u3069\u304b\u3089\u8981\u7d20\u3092\u63a2\u3059\u4ee5\u5916\u306b\u3001<strong>\u89e3\u306e\u7bc4\u56f2<\/strong>\u3092\u4e8c\u5206\u63a2\u7d22\u3059\u308b\u300c\u30d1\u30e9\u30e1\u30fc\u30bf\u63a2\u7d22\u300d\u3067\u3082\u3088\u304f\u4f7f\u308f\u308c\u308b\u3002<\/li>\n\n\n\n<li>\u300c\u25cb\u25cb\u3067\u304d\u308b\u6700\u5927\u5024\/\u6700\u5c0f\u5024\u3092\u6c42\u3081\u3088\u300d\u578b\u306e\u554f\u984c\u3067\u3001\u300c\u5224\u5b9a\u95a2\u6570\u300d\u3092\u7528\u3044\u3066\u4e8c\u5206\u63a2\u7d22\u3092\u884c\u3046\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-4. \u6df1\u3055\u512a\u5148\u63a2\u7d22(DFS)\u30fb\u5e45\u512a\u5148\u63a2\u7d22(BFS)<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u8ff7\u8def\u554f\u984c<\/strong>\u3001<strong>\u6728\u69cb\u9020\u306e\u8d70\u67fb<\/strong>\u3001<strong>\u5cf6\u306e\u6570\u3092\u6570\u3048\u308b\u554f\u984c<\/strong>\u306a\u3069\u3001\u975e\u5e38\u306b\u983b\u51fa\u3002<\/li>\n\n\n\n<li>DFS\u306f\u30b9\u30bf\u30c3\u30af\u3084\u518d\u5e30\u3092\u4f7f\u3044\u3001BFS\u306f\u30ad\u30e5\u30fc\u3092\u4f7f\u3063\u3066\u5b9f\u88c5\u3002<\/li>\n\n\n\n<li>\u9023\u7d50\u6210\u5206\u306e\u5224\u5b9a\u3084\u6700\u77ed\u7d4c\u8def\u3001\u30b5\u30a4\u30af\u30eb\u691c\u51fa\u306b\u5f79\u7acb\u3064\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-5. \u30e6\u30cb\u30aa\u30f3\u30d5\u30a1\u30a4\u30f3\u30c9 (Union-Find) \u907a\u69cb<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30b0\u30e9\u30d5\u306e\u8fba\u3092\u898b\u3066\u9802\u70b9\u540c\u58eb\u304c\u300c\u540c\u3058\u96c6\u5408\u306b\u5c5e\u3059\u308b\u304b\u300d\u3092\u9ad8\u901f\u306b\u7ba1\u7406\u3002<\/li>\n\n\n\n<li><strong>\u7d4c\u8def\u5727\u7e2e<\/strong>\u3068<strong>\u30e9\u30f3\u30af\u7d71\u5408<\/strong>\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u307b\u307cO(\u03b1(n))\uff08\u30a2\u30c3\u30ab\u30fc\u30de\u30f3\u95a2\u6570\u306e\u9006\u95a2\u6570\uff09\u307e\u3067\u9ad8\u901f\u5316\u3002<\/li>\n\n\n\n<li><strong>\u7121\u5411\u30b0\u30e9\u30d5<\/strong>\u306e\u9023\u7d50\u6027\u5224\u5b9a\u3001<strong>\u30af\u30e9\u30b9\u30ab\u30eb\u6cd5<\/strong>\u3067\u6700\u5c0f\u5168\u57df\u6728\u3092\u69cb\u6210\u3059\u308b\u969b\u306a\u3069\u306b\u5229\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-6. \u30bd\u30fc\u30c8\u3084\u30d2\u30fc\u30d7\u3092\u4f7f\u3063\u305f\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30bd\u30fc\u30c8<\/strong>\u95a2\u6570\u3092\u4f7f\u3063\u305f\u308a\u3001**\u30d2\u30fc\u30d7\uff08\u512a\u5148\u5ea6\u4ed8\u304d\u30ad\u30e5\u30fc\uff09**\u3092\u4f7f\u3063\u3066\u5e38\u306b\u6700\u5c0f\u30fb\u6700\u5927\u3092\u53d6\u308a\u51fa\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u512a\u5148\u5ea6\u306e\u9ad8\u3044\u30bf\u30b9\u30af\u3092\u5148\u306b\u51e6\u7406\u300d\u3059\u308b\u5834\u9762\u306a\u3069\u3067\u591a\u7528\u3002<\/li>\n\n\n\n<li>\u4f8b\uff09\u300cK\u756a\u76ee\u306b\u5c0f\u3055\u3044\u8981\u7d20\u3092\u6c42\u3081\u308b\u300d\u554f\u984c\u306e\u5834\u5408\u3001\u30d2\u30fc\u30d7\u3092\u6d3b\u7528\u3059\u308b\u3068\u52b9\u7387\u7684\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-7. \u7d2f\u7a4d\u548c\u30fb\u3044\u3082\u3059\u6cd5<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u7d2f\u7a4d\u548c<\/strong>: \u914d\u5217\u306e\u90e8\u5206\u548c\u3092O(1)\u3067\u6c42\u3081\u3089\u308c\u308b\u3002\u5927\u91cf\u306e\u300c\u533a\u9593\u306e\u5408\u8a08\u300d\u30af\u30a8\u30ea\u304c\u3042\u308b\u3068\u304d\u306b\u6709\u52b9\u3002<\/li>\n\n\n\n<li><strong>\u3044\u3082\u3059\u6cd5<\/strong>: \u533a\u9593\u3078\u306e\u52a0\u7b97\u3092\u5dee\u5206\u914d\u5217\u3067\u4e00\u62ec\u7ba1\u7406\u3057\u3001\u6700\u5f8c\u306b\u7d2f\u7a4d\u548c\u3092\u3068\u3063\u3066\u5b9f\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3002\u5927\u898f\u6a21\u306a\u533a\u9593\u66f4\u65b0\u304c\u3042\u308b\u3068\u304d\u306b\u4fbf\u5229\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-8. \u30d3\u30c3\u30c8\u6f14\u7b97\u30fb\u30d3\u30c3\u30c8DP<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>2^N\u901a\u308a\u306e\u96c6\u5408\u3092\u5217\u6319\u3059\u308b\u969b\u306b\u3001\u30d3\u30c3\u30c8\u6f14\u7b97\u304c\u6709\u52b9\u3002<\/li>\n\n\n\n<li>\u30d3\u30c3\u30c8DP\u306f\u5de1\u56de\u30bb\u30fc\u30eb\u30b9\u30de\u30f3\u554f\u984c(TSP)\u306a\u3069\u3067\u3088\u304f\u767b\u5834\u3002<\/li>\n\n\n\n<li>C++\u3067\u306f<code>__builtin_popcount<\/code>\u306a\u3069\u306e\u95a2\u6570\u3001Python\u3067\u306f<code>bin(x).count('1')<\/code>\u306a\u3069\u304c\u5fdc\u7528\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">3-1-9. \u305d\u306e\u4ed6\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30b9\u30e9\u30a4\u30c7\u30a3\u30f3\u30b0\u30a6\u30a3\u30f3\u30c9\u30a6\u6cd5\uff08\u5c3a\u53d6\u6cd5\uff09<\/strong>: \u914d\u5217\u306e\u90e8\u5206\u533a\u9593\u3092\u52d5\u7684\u306b\u5236\u5fa1\u3057\u3066\u3001\u4e0d\u8981\u306a\u7e70\u308a\u8fd4\u3057\u8a08\u7b97\u3092\u7701\u7565\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u5358\u8abf\u30b9\u30bf\u30c3\u30af\/\u5358\u8abf\u30ad\u30e5\u30fc<\/strong>: \u6b21\u306b\u5927\u304d\u3044\uff08\u5c0f\u3055\u3044\uff09\u8981\u7d20\u3092\u6c42\u3081\u308b\u554f\u984c\u306a\u3069\u3067\u52b9\u7387\u7684\u306b\u89e3\u3092\u5f97\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30bb\u30b0\u30e1\u30f3\u30c8\u6728\u30fbFenwick\u6728\uff08Binary Indexed Tree\uff09<\/strong>: \u533a\u9593\u96c6\u8a08\u3084\u533a\u9593\u66f4\u65b0\u3092\u5bfe\u6570\u6642\u9593\u3067\u884c\u3048\u308b\u9ad8\u5ea6\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">3-2. \u9762\u63a5\u3067\u3088\u304f\u554f\u308f\u308c\u308b\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>Brute-force\uff08\u5168\u63a2\u7d22\uff09\u304b\u3089\u306e\u6539\u5584\u7b56\u306e\u8aac\u660e<\/strong>:<br>\u307e\u305a\u306f\u5358\u7d14\u306a\u89e3\u6cd5\u3092\u63d0\u793a\u3057\u3001\u6b21\u306b\u5165\u529b\u30b5\u30a4\u30ba\u306e\u5236\u7d04\u304b\u3089\u5fc5\u8981\u306a\u8a08\u7b97\u91cf\u3092\u8003\u616e\u3057\u3066\u52b9\u7387\u5316\u624b\u6bb5\u3092\u63d0\u6848\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u8a08\u7b97\u91cf\u3068\u30c7\u30fc\u30bf\u898f\u6a21\u306e\u5224\u65ad<\/strong>:<br>\u5165\u529b\u4ef6\u6570\u304c\u6570\u767e\u4e07\u306e\u5834\u5408\u306fO(n^2)\u306f\u4e0d\u53ef\u80fd\u3001O(n log n)\u3084O(n)\u3092\u72d9\u3046\u306a\u3069\u3001\u300c\u3069\u3053\u307e\u3067\u306a\u3089\u8010\u3048\u3089\u308c\u308b\u304b\u300d\u3092\u793a\u3059\u3002<\/li>\n\n\n\n<li><strong>\u65e2\u77e5\u306e\u554f\u984c\u30d1\u30bf\u30fc\u30f3\u3078\u306e\u5e30\u7740<\/strong>:<br>\u300c\u3053\u308c\u306f\u6700\u77ed\u7d4c\u8def\u554f\u984c\u3060\u304b\u3089\u30c0\u30a4\u30af\u30b9\u30c8\u30e9\u6cd5\u300d\u300c\u3053\u308c\u306f\u533a\u9593\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u3060\u304b\u3089\u8caa\u6b32\u300d\u3068\u3044\u3063\u305f\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0\u529b\u304c\u5fc5\u8981\u3002<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u9069\u5207\u306a\u9078\u629e\u7406\u7531<\/strong>:<br>\u3069\u3046\u3057\u3066\u914d\u5217\u3067\u306f\u306a\u304f\u30cf\u30c3\u30b7\u30e5\u30c6\u30fc\u30d6\u30eb\u3092\u4f7f\u3046\u306e\u304b\u3001\u3069\u3046\u3057\u3066\u4e8c\u5206\u6728\u3067\u306f\u306a\u304f\u914d\u5217\u30d9\u30fc\u30b9\u306a\u306e\u304b\u3001\u3068\u3044\u3063\u305f\u6839\u62e0\u3092\u8aac\u660e\u3059\u308b\u529b\u3002<\/li>\n\n\n\n<li><strong>\u30b3\u30fc\u30ca\u30fc\u30b1\u30fc\u30b9\u3078\u306e\u914d\u616e<\/strong>:<br>\u7a7a\u5165\u529b\u3001\u8ca0\u306e\u5024\u3001\u6975\u7aef\u306b\u5927\u304d\u3044\u5024\u3001\u30c7\u30fc\u30bf\u304c\u5b8c\u5168\u306b\u6574\u5217\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306a\u3069\u3001\u7d30\u90e8\u3092\u3069\u3046\u6271\u3046\u304b\u3067\u5b8c\u6210\u5ea6\u304c\u5909\u308f\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u300c\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u7406\u89e3\u3059\u308b\u300d\u3060\u3051\u3067\u306a\u304f\u3001\u300c\u554f\u984c\u5206\u6790\u300d\u3068\u300c\u5fdc\u7528\u529b\u300d\u304c\u8a66\u3055\u308c\u308b\u306e\u304c\u9762\u63a5\u3084\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u7279\u5fb4\u3067\u3059\u3002\u65e5\u9803\u304b\u3089\u591a\u69d8\u306a\u554f\u984c\u30d1\u30bf\u30fc\u30f3\u306b\u89e6\u308c\u3001\u89e3\u6cd5\u3092\u6574\u7406\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading jinr-heading d--bold\">4. \u5b9f\u52d9\u3067\u5f79\u7acb\u3064\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30c7\u30fc\u30bf\u69cb\u9020<\/h1>\n\n\n\n<p>\u5b66\u7fd2\u304c\u9032\u3080\u3068\u3001\u3044\u3088\u3044\u3088\u5b9f\u52d9\u306e\u73fe\u5834\u3067\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3084\u30c7\u30fc\u30bf\u69cb\u9020\u306b\u51fa\u4f1a\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u4ee3\u8868\u7684\u306a\u4e8b\u4f8b\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">4-1. \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>B\u6728 (B-tree) \/ B+\u6728<\/strong>: \u30c7\u30a3\u30b9\u30af\u30a2\u30af\u30bb\u30b9\u3084\u30e1\u30e2\u30ea\u5229\u7528\u52b9\u7387\u3092\u8003\u616e\u3057\u305f\u5e73\u8861\u591a\u5206\u6728\u3002\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3057\u3064\u3064\u3001\u6700\u60aa\u3067\u3082O(log n)\u3067\u691c\u7d22\u3084\u633f\u5165\u304c\u3067\u304d\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30cf\u30c3\u30b7\u30e5\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/strong>: \u30a4\u30b3\u30fc\u30eb\u691c\u7d22\u306b\u7279\u5316\u3057\u305f\u9ad8\u901f\u306a\u30a2\u30af\u30bb\u30b9\u624b\u6bb5\u3002<\/li>\n\n\n\n<li><strong>\u30af\u30a8\u30ea\u6700\u9069\u5316<\/strong>: SQL\u306e\u7d50\u5408\u9806\u5e8f\u3084\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4f7f\u7528\u3092\u52d5\u7684\u8a08\u753b\u6cd5\u3067\u6700\u9069\u5316\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">4-2. \u691c\u7d22\u30a8\u30f3\u30b8\u30f3<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u5012\u7acb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/strong>: \u300c\u5358\u8a9e \u2192 \u6587\u66f8ID\u306e\u30ea\u30b9\u30c8\u300d\u3068\u3044\u3046\u30de\u30c3\u30d7\u3067\u3001\u5358\u8a9e\u304c\u3069\u306e\u6587\u66f8\u306b\u542b\u307e\u308c\u308b\u304b\u3092\u7ba1\u7406\u3002<\/li>\n\n\n\n<li><strong>PageRank<\/strong>: Web\u30ea\u30f3\u30af\u3092\u30b0\u30e9\u30d5\u3068\u307f\u306a\u3057\u3001\u30ea\u30f3\u30af\u69cb\u9020\u306b\u57fa\u3065\u3044\u3066\u30da\u30fc\u30b8\u91cd\u8981\u5ea6\u3092\u8a08\u7b97\u3059\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">4-3. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0 (OSPF)<\/strong>: \u30c0\u30a4\u30af\u30b9\u30c8\u30e9\u6cd5\u3067\u6700\u77ed\u7d4c\u8def\u6728\u3092\u69cb\u7bc9\u3002<\/li>\n\n\n\n<li><strong>\u30b9\u30d1\u30cb\u30f3\u30b0\u30c4\u30ea\u30fc\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>: \u30eb\u30fc\u30d7\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u6a4b\u30fb\u30b9\u30a4\u30c3\u30c1\u9593\u3067\u30c8\u30dd\u30ed\u30b8\u3092\u6728\u69cb\u9020\u306b\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u8f3b\u8f33\u5236\u5fa1<\/strong>: \u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u3092\u691c\u77e5\u3057\u306a\u304c\u3089\u9001\u4fe1\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u52d5\u7684\u306b\u5236\u5fa1\u3057\u3001\u56de\u7dda\u306e\u6df7\u96d1\u3092\u9632\u3050\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">4-4. \u6697\u53f7\u6280\u8853<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>RSA<\/strong>: \u5927\u304d\u306a\u7d20\u6570p, q\u306e\u7a4dN\u3092\u516c\u958b\u9375\u3068\u3057\u3001\u7d20\u56e0\u6570\u5206\u89e3\u304c\u96e3\u3057\u3044\u3053\u3068\u3092\u5229\u7528\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>AES<\/strong>: \u9ad8\u901f\u30fb\u9ad8\u5f37\u5ea6\u306a\u5171\u901a\u9375\u6697\u53f7\u3067\u3001\u73fe\u5728\u306e\u6a19\u6e96\u6697\u53f7\u65b9\u5f0f\u3068\u3057\u3066\u5e83\u304f\u63a1\u7528\u3002<\/li>\n\n\n\n<li><strong>\u30cf\u30c3\u30b7\u30e5\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0(SHA-256\u306a\u3069)<\/strong>: \u4e00\u65b9\u5411\u6027\u306e\u6027\u8cea\u3068\u8010\u885d\u7a81\u6027\u3067\u30c7\u30fc\u30bf\u6539\u3056\u3093\u691c\u77e5\u306b\u6d3b\u7528\u3002<\/li>\n\n\n\n<li><strong>\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3<\/strong>: PoW\u3084PoS\u306a\u3069\u306e\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u6697\u53f7\u6280\u8853\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u5206\u6563\u5408\u610f\u3092\u5b9f\u73fe\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">4-5. \u5927\u898f\u6a21\u30c7\u30fc\u30bf\u51e6\u7406<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>MapReduce<\/strong>: Google\u304c\u63d0\u5531\u3057\u305f\u5206\u6563\u51e6\u7406\u30e2\u30c7\u30eb\u3002Map\u30d5\u30a7\u30fc\u30ba\u3067\u30c7\u30fc\u30bf\u3092\u4e26\u5217\u51e6\u7406\u3057\u3001Reduce\u30d5\u30a7\u30fc\u30ba\u3067\u96c6\u7d04\u3002<\/li>\n\n\n\n<li><strong>Hadoop \/ Spark<\/strong>: \u5927\u898f\u6a21\u30c7\u30fc\u30bf\u5206\u6790\u306e\u305f\u3081\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3002<\/li>\n\n\n\n<li><strong>\u30b7\u30e3\u30fc\u30c7\u30a3\u30f3\u30b0<\/strong>: \u30c7\u30fc\u30bf\u3092\u8907\u6570\u30b5\u30fc\u30d0\u30fc\u306b\u5206\u6563\u3057\u3066\u683c\u7d0d\u3057\u3001\u8ca0\u8377\u3092\u5206\u6563\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30c8\u30dd\u30ed\u30b8\u30ab\u30eb\u30bd\u30fc\u30c8<\/strong>: \u4f9d\u5b58\u95a2\u4fc2\u30b0\u30e9\u30d5\u306b\u57fa\u3065\u304f\u30b8\u30e7\u30d6\u5b9f\u884c\u9806\u5e8f\u306e\u6700\u9069\u5316\u306a\u3069\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">4-6. Web\u958b\u767a\u3084\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30b7\u30b9\u30c6\u30e0<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>LRU\u30ad\u30e3\u30c3\u30b7\u30e5 (Least Recently Used)<\/strong>: \u300c\u6700\u8fd1\u4f7f\u3063\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u3092\u512a\u5148\u3057\u3066\u7834\u68c4\u300d\u3059\u308b\u65b9\u5f0f\u3002\u30cf\u30c3\u30b7\u30e5\u30c6\u30fc\u30d6\u30eb + \u53cc\u65b9\u5411\u30ea\u30b9\u30c8\u3067O(1)\u30a2\u30af\u30bb\u30b9\u3092\u5b9f\u73fe\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u512a\u5148\u5ea6\u4ed8\u304d\u30ad\u30e5\u30fc\u306b\u3088\u308b\u30bf\u30b9\u30af\u7ba1\u7406<\/strong>: \u30c7\u30c3\u30c9\u30e9\u30a4\u30f3\u304c\u65e9\u3044\u30bf\u30b9\u30af\u304b\u3089\u51e6\u7406\u3059\u308b\u306a\u3069\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u3092\u78ba\u4fdd\u3002<\/li>\n\n\n\n<li><strong>\u30af\u30a9\u30c3\u30c9\u30c4\u30ea\u30fc \/ \u7a7a\u9593\u30cf\u30c3\u30b7\u30e5<\/strong>: \u30b2\u30fc\u30e0\u958b\u767a\u3067\u306e\u885d\u7a81\u5224\u5b9a\u3084\u7a7a\u9593\u7ba1\u7406\u306b\u5229\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u5b9f\u52d9\u3067\u306f\u5358\u4e00\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3060\u3051\u3067\u306a\u304f\u3001<strong>\u8907\u6570\u306e\u624b\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b<\/strong>\u3066\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u5834\u9762\u304c\u591a\u3044\u3067\u3059\u3002\u30c7\u30fc\u30bf\u91cf\u3084\u66f4\u65b0\u983b\u5ea6\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u306e\u8981\u6c42\u306a\u3069\u306b\u3088\u3063\u3066\u3001\u6700\u9069\u306a\u69cb\u9020\u3084\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading jinr-heading d--bold\">5. \u6700\u65b0\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u30c8\u30ec\u30f3\u30c9\u3084\u7814\u7a76\u52d5\u5411<\/h1>\n\n\n\n<p>\u6700\u5f8c\u306b\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u30c8\u30d4\u30c3\u30af\u3068\u3057\u3066\u6700\u8fd1\u6ce8\u76ee\u3055\u308c\u3066\u3044\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3084\u7814\u7a76\u9818\u57df\u3092\u4fef\u77b0\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">5-1. AI\u30fb\u6a5f\u68b0\u5b66\u7fd2\u5206\u91ce<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u6df1\u5c64\u5b66\u7fd2 (Deep Learning)<\/strong>: \u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5c64\u3092\u6df1\u304f\u3059\u308b\u3053\u3068\u3067\u8907\u96d1\u306a\u7279\u5fb4\u3092\u5b66\u7fd2\u53ef\u80fd\u306b\u3002<\/li>\n\n\n\n<li><strong>\u5b66\u7fd2\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0 (SGD, Adam)<\/strong>: \u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u6027\u80fd\u3092\u5de6\u53f3\u3059\u308b\u30d1\u30e9\u30e1\u30fc\u30bf\u66f4\u65b0\u624b\u6cd5\u3002<\/li>\n\n\n\n<li><strong>Transformer<\/strong>: \u81ea\u5df1\u6ce8\u610f\u6a5f\u69cb\uff08Self-Attention\uff09\u3092\u7528\u3044\u3066\u7cfb\u5217\u30c7\u30fc\u30bf\u3092\u9ad8\u901f\u30fb\u9ad8\u7cbe\u5ea6\u306b\u51e6\u7406\u3002BERT\u3084GPT\u306a\u3069\u306e\u5de8\u5927\u8a00\u8a9e\u30e2\u30c7\u30eb\u306e\u57fa\u76e4\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">5-2. \u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30b7\u30e7\u30a2\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>: \u5de8\u5927\u6574\u6570\u306e\u7d20\u56e0\u6570\u5206\u89e3\u3092\u591a\u9805\u5f0f\u6642\u9593\u3067\u53ef\u80fd\u306b\u3057\u3001RSA\u6697\u53f7\u3092\u8105\u304b\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b0\u30ed\u30fc\u30d0\u30fc\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>: \u975e\u69cb\u9020\u5316\u63a2\u7d22\u3092\u221aN\u306b\u9ad8\u901f\u5316\u3002<\/li>\n\n\n\n<li><strong>\u91cf\u5b50\u30a2\u30cb\u30fc\u30ea\u30f3\u30b0<\/strong>: \u7d44\u5408\u305b\u6700\u9069\u5316\u554f\u984c\u3092\u91cf\u5b50\u52b9\u679c\u3067\u89e3\u3053\u3046\u3068\u3059\u308b\u8a66\u307f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">5-3. \u5206\u6563\u30b7\u30b9\u30c6\u30e0\u3084\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>Paxos \/ Raft<\/strong>: \u6545\u969c\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5206\u65ad\u304c\u8d77\u304d\u3066\u3082\u5408\u610f\u5f62\u6210\u3092\u7d9a\u3051\u308b\u8010\u6545\u969c\u6027\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3002<\/li>\n\n\n\n<li><strong>Proof-of-Work (PoW) \/ Proof-of-Stake (PoS)<\/strong>: \u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3067\u30d3\u30b6\u30f3\u30c1\u30f3\u8010\u6027\u3092\u5b9f\u73fe\u3059\u308b\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u624b\u6cd5\u3002<\/li>\n\n\n\n<li><strong>PBFT\u7cfb\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>: \u4e00\u5b9a\u6570\u306e\u60aa\u610f\u3042\u308b\u30ce\u30fc\u30c9\u304c\u3044\u3066\u3082\u5168\u4f53\u306e\u5408\u610f\u3092\u58ca\u3055\u308c\u306a\u3044\u4ed5\u7d44\u307f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">5-4. \u305d\u306e\u4ed6\u306e\u52d5\u5411<\/h2>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30e1\u30bf\u30d2\u30e5\u30fc\u30ea\u30b9\u30c6\u30a3\u30af\u30b9<\/strong>: \u907a\u4f1d\u7684\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3001\u30b7\u30df\u30e5\u30ec\u30fc\u30c6\u30c3\u30c9\u30fb\u30a2\u30cb\u30fc\u30ea\u30f3\u30b0\u306a\u3069\u8fd1\u4f3c\u89e3\u3092\u63a2\u7d22\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u5dee\u5206\u30d7\u30e9\u30a4\u30d0\u30b7<\/strong>: \u30c7\u30fc\u30bf\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u3092\u4fdd\u3061\u306a\u304c\u3089\u96c6\u8a08\u3092\u884c\u3046\u6280\u8853\u3002<\/li>\n\n\n\n<li><strong>GPU\/TPU\u6700\u9069\u5316<\/strong>: \u5927\u91cf\u306e\u4e26\u5217\u6f14\u7b97\u304c\u5fc5\u8981\u306a\u5834\u9762\u3067\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3068\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u9023\u643a\u3055\u305b\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6025\u901f\u306a\u9032\u5316\u3092\u898b\u305b\u308b\u5206\u91ce\u3067\u306f\u3001\u5e38\u306b\u65b0\u3057\u3044\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u767b\u5834\u3057\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306f\u3001\u3053\u3046\u3057\u305f\u52d5\u5411\u306b\u30a2\u30f3\u30c6\u30ca\u3092\u5f35\u308a\u3064\u3064\u3001\u57fa\u790e\u3092\u5fd8\u308c\u305a\u306b\u5b66\u7fd2\u3057\u7d9a\u3051\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading jinr-heading d--bold\">6. \u5b66\u7fd2\u306e\u30dd\u30a4\u30f3\u30c8\u3068\u307e\u3068\u3081<\/h1>\n\n\n\n<p>\u3053\u3053\u307e\u3067\u7d39\u4ecb\u3057\u3066\u304d\u305f<strong>\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30c7\u30fc\u30bf\u69cb\u9020<\/strong>\u306f\u3001\u521d\u5fc3\u8005\u304b\u3089\u4e0a\u7d1a\u8005\u307e\u3067\u5e45\u5e83\u304f\u6c42\u3081\u3089\u308c\u308b\u77e5\u8b58\u3067\u3059\u3002\u7279\u306b\u5b66\u3073\u59cb\u3081\u306e\u6bb5\u968e\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u610f\u8b58\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list jinr-list\">\n<li><strong>\u57fa\u672c\u3092\u5927\u5207\u306b\u3059\u308b<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u914d\u5217\u3001\u9023\u7d50\u30ea\u30b9\u30c8\u3001\u30b9\u30bf\u30c3\u30af\u3001\u30ad\u30e5\u30fc\u3001\u30cf\u30c3\u30b7\u30e5\u30c6\u30fc\u30d6\u30eb\u3001\u6728\u3001\u30b0\u30e9\u30d5\u306a\u3069\u3092\u3057\u3063\u304b\u308a\u7406\u89e3\u3002<\/li>\n\n\n\n<li>\u30bd\u30fc\u30c8\u3001\u63a2\u7d22\u3001\u30b0\u30e9\u30d5\u63a2\u7d22\u3001\u52d5\u7684\u8a08\u753b\u6cd5\u3001\u5206\u5272\u7d71\u6cbb\u6cd5\u306e\u6d41\u308c\u3092\u624b\u3067\u30c8\u30ec\u30fc\u30b9\u3067\u304d\u308b\u30ec\u30d9\u30eb\u3092\u76ee\u6307\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5b9f\u88c5\u7d4c\u9a13\u3092\u7a4d\u3080<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u52d5\u304b\u3057\u3066\u307f\u308b\u3053\u3068\u3067\u3001\u8a08\u7b97\u91cf\u3084\u30aa\u30fc\u30c0\u30fc\u8a18\u6cd5\u3060\u3051\u3067\u306f\u898b\u3048\u306b\u304f\u3044\u611f\u899a\u3092\u63b4\u3080\u3002<\/li>\n\n\n\n<li>\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b5\u30a4\u30c8\uff08AtCoder\u3001LeetCode\u306a\u3069\uff09\u3067\u30b5\u30f3\u30d7\u30eb\u554f\u984c\u306b\u6311\u6226\u3057\u3066\u307f\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u554f\u984c\u5206\u6790\u529b\u3092\u990a\u3046<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u300c\u3069\u306e\u3088\u3046\u306a\u5165\u529b\u898f\u6a21\u3067\u3001\u3069\u306e\u7a0b\u5ea6\u306e\u8a08\u7b97\u901f\u5ea6\u304c\u5fc5\u8981\u304b\u300d\u3092\u898b\u6975\u3081\u308b\u3002<\/li>\n\n\n\n<li>\u81ea\u5206\u3067\u89e3\u3044\u305f\u5f8c\u3001\u4ed6\u306e\u4eba\u306e\u30b3\u30fc\u30c9\u3092\u8aad\u3080\u3068\u5b66\u3073\u304c\u6df1\u307e\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5b9f\u52d9\u3067\u306e\u5fdc\u7528\u3092\u610f\u8b58\u3059\u308b<\/strong>\n<ul class=\"wp-block-list jinr-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001Web\u958b\u767a\u3001AI\u306a\u3069\u3067\u3069\u306e\u3088\u3046\u306b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\u3092\u77e5\u308b\u3068\u7406\u89e3\u304c\u5e83\u304c\u308b\u3002<\/li>\n\n\n\n<li>\u300c\u306a\u305c\u3053\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u304c\u9078\u3070\u308c\u3066\u3044\u308b\u306e\u304b\uff1f\u300d\u3092\u691c\u8a0e\u3059\u308b\u7656\u3092\u3064\u3051\u308b\u3068\u3001\u958b\u767a\u30b9\u30ad\u30eb\u304c\u5927\u304d\u304f\u6210\u9577\u3059\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u304c\u5927\u4e8b<\/strong>\n<ul class=\"wp-block-list 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