{"id":9963,"date":"2026-06-04T08:30:00","date_gmt":"2026-06-03T23:30:00","guid":{"rendered":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/?page_id=9963"},"modified":"2026-05-30T15:03:34","modified_gmt":"2026-05-30T06:03:34","slug":"ex0809a","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex08\/ex0809a\/","title":{"rendered":"\u8ab2\u984c [8] \u95a2\u6570\uff089\/9\uff09"},"content":{"rendered":"<div class=\"breadcrumbs align wp-block-bcn-breadcrumb-trail has-text-color has-background\" vocab=\"https:\/\/schema.org\/\" typeof=\"BreadcrumbList\">\n\t<span><\/span>\n\t<span property=\"itemListElement\" typeof=\"ListItem\"><a property=\"item\" typeof=\"WebPage\" title=\"Go to \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5de5\u5b66\u7814\u7a76\u5ba4.\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\" class=\"home\" aria-current=\"page\"><span property=\"name\">\u30db\u30fc\u30e0<\/span><\/a><meta property=\"position\" content=\"1\"><\/span><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-background\" style=\"background-color:#d3f28c\"><strong>\u554f 9<\/strong>\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0809a.c\uff09<br>\u203b\u4e0a\u7d1a\u30af\u30e9\u30b9\u306f\u5fc5\u9808\uff08\u4e2d\u7d1a\u30af\u30e9\u30b9\u306f\u3067\u304d\u308b\u4eba\u3060\u3051\u3067\u3088\u3044\uff09<br>\uff08\u3044\u305a\u308c\u3082\u52a0\u70b9\u5bfe\u8c61\uff09<\/h4>\n\n\n\n<p class=\"problem wp-block-paragraph\"><a href=\"\/lecture\/prog\/material\/ex0809a.c\" target=\"_blank\" rel=\"noreferrer noopener\">\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0809a.c\uff09<\/a>\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\uff0c\u3053\u306e\u4e2d\u306e\u95a2\u6570 <kbd>get_nearest<\/kbd> \u3092\u5b8c\u6210\u3055\u305b\u306a\u3055\u3044\uff0e<br><br>\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\uff0c\u6700\u521d\u306b\u6574\u6570 <kbd>x<\/kbd> \u3092\u8aad\u307f\u8fbc\u307f\uff0c\u7d9a\u3044\u3066 <kbd>SIZE<\/kbd> \u500b\u306e\u6574\u6570\u3092\u8aad\u307f\u8fbc\u3093\u3067\u305d\u308c\u3089\u3092\u914d\u5217 <kbd>a<\/kbd> \u3078\u683c\u7d0d\u3059\u308b\uff08SIZE \u306f\u30de\u30af\u30ed\u3068\u3057\uff0c<kbd>5<\/kbd> \u3068\u5b9a\u7fa9\u3057\u3066\u3042\u308b\uff09\uff0e<br>\u305d\u306e\u5f8c\uff0c\u914d\u5217\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b <kbd>SIZE<\/kbd> \u500b\u306e\u6574\u6570\u306e\u4e2d\u3067 <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\"><kbd>x<\/kbd> \u306b\u6700\u3082\u8fd1\u3044\u3082\u306e\u3092\u898b\u3064\u3051\u3066\u51fa\u529b<\/mark><\/strong>\u3059\u308b\u3082\u306e\u3068\u3059\u308b\uff0e<br><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-strong-blue-color\">\u95a2\u6570 <kbd>get_nearest<\/kbd> \u306f <kbd>x<\/kbd> \u3068\u914d\u5217 <kbd>a<\/kbd> \u3092\u5f15\u6570\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\uff0c<kbd>x<\/kbd> \u306b\u6700\u3082\u8fd1\u3044\u5024\u3092\u8fd4\u3059<\/mark><\/strong>\u3082\u306e\u3068\u3059\u308b\uff0e<br>\u306a\u304a\uff0c\u6574\u6570 <kbd>x<\/kbd> \u3068 <kbd>a[i]<\/kbd> \u306e\u9593\u306e<mark style=\"background-color:#ffe6e6\" class=\"has-inline-color\">\u8fd1\u3055\u306f<kbd> |x - a[i]|<\/kbd> \u3067\u5b9a\u7fa9<\/mark>\u3059\u308b\uff0e<br>\u6700\u3082\u8fd1\u3044\u6574\u6570\u304c 2 \u3064\u4ee5\u4e0a\u898b\u3064\u304b\u3063\u305f\u5834\u5408\u306f\uff0c\u6700\u521d\u306b\u898b\u3064\u304b\u3063\u305f\uff08\u6dfb\u5b57 i \u304c\u6700\u5c0f\u306e\uff09\u3082\u306e\u3092\u8fd4\u3059\uff0e <br><br>\u305f\u3060\u3057\uff0c\u3053\u306e\u554f\u984c\u3067\u306f <strong><mark style=\"background-color:#fffccc\" class=\"has-inline-color\"><kbd>get_nearest<\/kbd> \u306e\u307f\u3092\u7de8\u96c6<\/mark><\/strong>\u3059\u308b\u3053\u3068\u3068\u3057\uff0c\u305d\u308c\u4ee5\u5916\u306e\u90e8\u5206\u306f\u5909\u66f4\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093\uff0e\u306a\u304a\uff0c<kbd>get_nearest<\/kbd> \u5185\u3067 <mark style=\"background-color:#fcffca\" class=\"has-inline-color\">for\uff08\u307e\u305f\u306f while\uff09\u6587\u306f 1 \u56de<\/mark>\u3057\u304b\u4f7f\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093\uff08\u203bif \u6587\u306f\u8907\u6570\u500b\u3067\u3082OK\uff09\uff0e<br><br>\u3010\u6ce8\u610f\u3011<br>C \u8a00\u8a9e\u3067\u306f\u7d76\u5bfe\u5024\u3092\u6c42\u3081\u308b\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u95a2\u6570 <kbd>abs<\/kbd> \u304c\u3042\u308b\u304c\uff0c\u3053\u308c\u3092\u4f7f\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093\uff0e<br>\u305f\u3060\u3057\uff0c<strong><mark style=\"background-color:#ccfff1\" class=\"has-inline-color\">\u81ea\u5206\u3067\u7d76\u5bfe\u5024\u3092\u6c42\u3081\u308b\u95a2\u6570\u3092\u81ea\u4f5c\u3067\u8ffd\u52a0\u3059\u308b\u306e\u306f\u7279\u4f8b\u3068\u3057\u3066\u8a8d\u3081\u307e\u3059<\/mark><\/strong>\uff0e<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u3010\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u7d50\u679c\u3011<\/strong>\uff08\u305d\u306e\uff11\uff09\u203b<span style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">\u8d64\u5b57<\/span>\u306f\u5b9f\u884c\u6642\u306b\u30ad\u30fc\u30dc\u30fc\u30c9\u304b\u3089\u5165\u529b\u3059\u308b\u5185\u5bb9<\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 450px; margin-top: -15pt; margin-bottom: 10px\">x \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">0<\/span>\n5 \u500b\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">2 3 8 9 1<\/span>\n0 \u306b\u6700\u3082\u8fd1\u3044\u306e\u306f 1 \u3067\u3059<span style=\"color:#00aa00\">\u23ce<\/span>\n\n<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u3010\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u7d50\u679c\u3011<\/strong>\uff08\u305d\u306e\uff12\uff09\u203b<span style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">\u8d64\u5b57<\/span>\u306f\u5b9f\u884c\u6642\u306b\u30ad\u30fc\u30dc\u30fc\u30c9\u304b\u3089\u5165\u529b\u3059\u308b\u5185\u5bb9<\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 450px; margin-top: -15pt; margin-bottom: 10px\">x \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">5<\/span>\n5 \u500b\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1 6 3 4 8<\/span>\n5 \u306b\u6700\u3082\u8fd1\u3044\u306e\u306f 6 \u3067\u3059<span style=\"color:#00aa00\">\u23ce<\/span>\n\n<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u3010\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u7d50\u679c\u3011<\/strong>\uff08\u305d\u306e\uff13\uff09\u203b<span style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">\u8d64\u5b57<\/span>\u306f\u5b9f\u884c\u6642\u306b\u30ad\u30fc\u30dc\u30fc\u30c9\u304b\u3089\u5165\u529b\u3059\u308b\u5185\u5bb9<\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 450px; margin-top: -15pt; margin-bottom: 10px\">x \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1<\/span>\n5 \u500b\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">2 2 3 1 1 <\/span>\n1 \u306b\u6700\u3082\u8fd1\u3044\u306e\u306f 1 \u3067\u3059<span style=\"color:#00aa00\">\u23ce<\/span>\n\n<\/pre>\n\n\n\n<p class=\"miss wp-block-paragraph\"><strong>\u3010\u904e\u53bb\u306b\u3042\u3063\u305f\u30df\u30b9\uff08\u5b9f\u969b\u306b\u6e1b\u70b9\u3068\u306a\u308a\uff0c\u3084\u308a\u76f4\u3057\u3092\u547d\u3058\u3089\u308c\u305f\u4f8b\uff09\u3011<\/strong><br> \u25a0 \u4e0a\u306e\u5b9f\u884c\u4f8b\u3068\u51fa\u529b\u304c\u9055\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u898b\u843d\u3068\u3057\u3066\u3044\u308b\uff0e<br> \u25a0 <strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u30a4\u30f3\u30c7\u30f3\u30c8\u306b\u4e0d\u5099<\/span><\/strong>\u304c\u3042\u308b\uff08<a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/vscode-%e4%b8%8a%e3%81%a7%e3%82%a4%e3%83%b3%e3%83%87%e3%83%b3%e3%83%88%e3%82%92%e8%87%aa%e5%8b%95%e3%81%a7%e6%8f%83%e3%81%88%e3%82%8b%e6%96%b9%e6%b3%95\/\" target=\"_blank\" rel=\"noreferrer noopener\">VSCode \u4e0a\u3067\u30a4\u30f3\u30c7\u30f3\u30c8\u3092\u81ea\u52d5\u3067\u63c3\u3048\u308b\u4f5c\u696d<\/a>\u3092\u3084\u3063\u3066\u3044\u306a\u3044\uff09\uff0e<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-red-color has-css-opacity has-red-background-color has-background is-style-wide\"\/>\n\n\n\n<p class=\"problem wp-block-paragraph\"><strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u554f 4 \uff5e\u554f 9 \u306f 6\/8\uff08\u6708\uff0923:59 \u307e\u3067\u306b\u63d0\u51fa<\/span>\u3092\u6e08\u307e\u305b\u3066\u304f\u3060\u3055\u3044\uff0e<span class=\"tadv-color\" style=\"color:#0000ff\">\u203b23:59 \u3067\u306f\u306a\u3044<\/span><\/strong>\u306e\u3067\u6ce8\u610f\uff01<br>\uff08ex0804a.c \uff5e ex0809a.c \u3092 Moodle \u304b\u3089\u63d0\u51fa\u3057\u3066\u304f\u3060\u3055\u3044\uff0e\uff09<br>\u304f\u308c\u3050\u308c\u3082\u5404\u554f\u984c\u3067\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u6ce8\u610f\u4e8b\u9805\u3084\u300c\u904e\u53bb\u306b\u3042\u3063\u305f\u30df\u30b9\u300d\u3092\u898b\u843d\u3068\u3055\u306a\u3044\u3088\u3046\u306b<\/span><\/strong>\u3057\u3066\u304f\u3060\u3055\u3044\uff0e<br>\u306a\u304a\uff0c\u63d0\u51fa\u5f8c\u306b<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u9593\u9055\u3044\u306b\u6c17\u4ed8\u3044\u305f\u5834\u5408\uff0c\u3006\u5207\u524d\u3067\u3042\u308c\u3070\u5dee\u3057\u66ff\u3048\uff08\u4e0a\u66f8\u304d\uff09\u306f\u53ef\u80fd<\/span><\/strong>\u3067\u3059\uff0e<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-very-dark-gray-color has-css-opacity has-very-dark-gray-background-color has-background is-style-wide\"\/>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u2190 [ <a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex08\/ex0804a\/\">\u554f 4 (ex0804a.c)<\/a> ]<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u2190 [ <a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex08\/ex0805a\/\">\u554f 5 (ex0805a.c)<\/a> ]<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u2190 [ <a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex08\/ex0806a\/\">\u554f 6 (ex0806a.h)<\/a> ]<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u2190 [ <a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex08\/ex0807a\/\">\u554f 7 (ex0807a.h)<\/a> ]<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u2190 [ <a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex08\/ex0808a\/\">\u554f 8 (ex0808a.c)<\/a> ]<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u554f 9\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0809a.c\uff09\u203b\u4e0a\u7d1a\u30af\u30e9\u30b9\u306f\u5fc5\u9808\uff08\u4e2d\u7d1a\u30af\u30e9\u30b9\u306f\u3067\u304d\u308b\u4eba\u3060\u3051\u3067\u3088\u3044\uff09\uff08\u3044\u305a\u308c\u3082\u52a0\u70b9\u5bfe\u8c61\uff09 \u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0809a.c\uff09\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\uff0c\u3053\u306e\u4e2d\u306e\u95a2\u6570 get_nearest \u3092\u5b8c\u6210\u3055 <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex08\/ex0809a\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":9923,"menu_order":8,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-9963","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9963","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/comments?post=9963"}],"version-history":[{"count":12,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9963\/revisions"}],"predecessor-version":[{"id":12574,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9963\/revisions\/12574"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9923"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=9963"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}