{"id":6102,"date":"2026-06-11T08:30:00","date_gmt":"2026-06-10T23:30:00","guid":{"rendered":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/?page_id=6102"},"modified":"2026-06-10T19:07:39","modified_gmt":"2026-06-10T10:07:39","slug":"ex0907","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex09\/ex0907\/","title":{"rendered":"\u8ab2\u984c [9] \u95a2\u6570\u2461\uff087\/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 7<\/strong>\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0907.h\uff09<br>\u203b<span style=\"background-color:#444\" class=\"tadv-background-color\"><span style=\"color:#ffffff\" class=\"tadv-color\">ex0907.c \u3067\u306f\u306a\u304f ex0907.h \u3092\u63d0\u51fa<\/span><\/span>\u306a\u306e\u3067\u6ce8\u610f\uff01<\/h4>\n\n\n\n<p class=\"problem wp-block-paragraph\"><a href=\"https:\/\/se.cite.ehime-u.ac.jp\/lecture\/prog\/material\/ex0907.c\" target=\"_blank\" rel=\"noreferrer noopener\">\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0907.c\uff09<\/a>\u3068<a href=\"\/lecture\/prog\/material\/ex0907.h\" target=\"_blank\" rel=\"noreferrer noopener\">\u30d8\u30c3\u30c0\uff08ex0907.h\uff09<\/a>\u3092\u305d\u308c\u305e\u308c\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\uff0c<br>\u30d8\u30c3\u30c0\u306e\u4e2d\u306e<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u95a2\u6570 <kbd>inner_product<\/kbd> \u3092\u5b8c\u6210\u3055\u305b\u306a\u3055\u3044<\/span><\/strong>\uff0e<br>\uff08<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u66f8\u304d\u63db\u3048\u308b\u306e\u306f ex0907.h \u306e\u307f<\/span><\/strong>\u3067\u3042\u308a\uff0cex0907.c \u306f\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u5b9f\u884c\u306b\u4f7f\u3046\u3060\u3051<br>\u3000\u306a\u306e\u3067\u9593\u9055\u3048\u306a\u3044\u3053\u3068\uff09<br><br>\u95a2\u6570 <kbd>inner_product<\/kbd> \u3067\u306f\uff0c\u5f15\u6570\u3068\u3057\u3066\u4e0e\u3048\u3089\u308c\u305f 2 \u3064\u306e int \u914d\u5217 <kbd>a, b<\/kbd> \u306b\u3064\u3044\u3066\uff0c<br>\u305d\u308c\u3089\u304c\u8868\u3059<strong><span class=\"tadv-color\" style=\"color:#ff0000\"> <kbd>N<\/kbd> \u6b21\u5143\u30d9\u30af\u30c8\u30eb\u3069\u3046\u3057\u306e\u5185\u7a4d\u3092\u6c42\u3081\u3066\u8fd4\u3059<\/span><\/strong>\u3082\u306e\u3068\u3059\u308b\uff08<kbd>N<\/kbd> \u306f\u30de\u30af\u30ed\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\uff09\uff0e<br>\u306a\u304a\uff0c\u3053\u306e\u95a2\u6570\u5185\u3067\u306f <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-strong-blue-color\">if \u6587\u3092\u4f7f\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093<\/mark><\/strong><sub>\u203b\u305d\u3082\u305d\u3082 if \u6587\u3067\u5834\u5408\u5206\u3051\u3092\u884c\u3046\u5fc5\u8981\u306f\u306a\u3044\u304c\uff0c\u4ee5\u4e0b\u306b\u793a\u3059\u3088\u3046\u306b\u984c\u610f\u3092\u8aa4\u89e3\u3057\u3066\u76f4\u4ea4\u5224\u5b9a\u307e\u3067\u3084\u308d\u3046\u3068\u3059\u308b\u53d7\u8b1b\u751f\u304c\u4f8b\u5e74\u6570\u540d\u3044\u308b\u305f\u3081\uff0c\u3042\u3048\u3066\u3053\u306e\u6ce8\u610f\u66f8\u304d\u3092\u5165\u308c\u3066\u3044\u308b\uff0e<\/sub><br><br>\u203b\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u30d9\u30af\u30c8\u30eb\u306e\u76f4\u4ea4\u3092\u5224\u5b9a\u3057\u3066\u3044\u308b\u304c\uff0c<kbd>inner_product<\/kbd> \u3067\u306f\u305d\u306e\u5224\u5b9a\u307e\u3067\u306f\u884c\u3063\u3066\u3044\u306a\u3044\uff0e<mark style=\"background-color:#00ff00\" class=\"has-inline-color\">\u3053\u306e\u554f\u984c\u3067\u6c42\u3081\u3089\u308c\u3066\u3044\u308b\u306e\u306f\uff0c<strong>\u5185\u7a4d\u3092\u8a08\u7b97\u3059\u308b <kbd>inner_product<\/kbd> \u3092\u5b8c\u6210\u3055\u305b\u308b\u3053\u3068\u3060\u3051<\/strong><\/mark>\u306a\u306e\u3067\u984c\u610f\u3092\u8aa4\u89e3\u3057\u306a\u3044\u3053\u3068\uff0e\u76f4\u4ea4\u5224\u5b9a\u306f main \u306e\u65b9\u3067\u884c\u3063\u3066\u3044\u308b\u306e\u3067\u4f55\u3082\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\uff0e<br><br><strong>\u3010\u6ce8\u610f\u3011<\/strong><br>\u3053\u306e\u554f\u984c\u3067\u306f <strong><span class=\"tadv-background-color\" style=\"background-color:#f9ff00\">ex0907.h \u3092\u63d0\u51fa\u3057\u306a\u3055\u3044<\/span><\/strong>\uff08ex0907.c \u3067\u306f\u306a\u3044\uff09\uff0e<br>\u307e\u305f\uff0c\u30de\u30af\u30ed\u306e\u5b9a\u7fa9\u90e8\u5206\u4ee5\u5916\u306b <kbd>3<\/kbd> \u3068\u76f4\u63a5\u66f8\u3044\u3066\u306f\u3044\u3051\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n<p class=\"hint wp-block-paragraph\"><strong>\u3010\u30d2\u30f3\u30c8\u3011<\/strong><br>2 \u3064\u306e\u914d\u5217 a \u3068 b \u3067\u8868\u3055\u308c\u308b\u30d9\u30af\u30c8\u30eb\u306e\u5185\u7a4d\u306f\uff0c\u4e00\u822c\u306b\u306f<br> <img loading=\"lazy\" decoding=\"async\" width=\"80\" height=\"69\" class=\"wp-image-6111\" style=\"width: 80px;\" src=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-content\/uploads\/sites\/2\/2022\/06\/texclip20220613213534.png\" alt=\"\"><br>\u3067\u6c42\u307e\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\uff08\u305f\u3060\u3057\uff0c<img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"12\" class=\"wp-image-6112\" style=\"width: 16px;\" src=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-content\/uploads\/sites\/2\/2022\/06\/texclip20220613213856.png\" alt=\"\"> \u3068 <img loading=\"lazy\" decoding=\"async\" width=\"14\" height=\"17\" class=\"wp-image-6113\" style=\"width: 14px;\" src=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-content\/uploads\/sites\/2\/2022\/06\/texclip20220613213947.png\" alt=\"\"> \u306f <kbd>a[i]<\/kbd> \u3068 <kbd>b[i]<\/kbd> \u306b\u5bfe\u5fdc\u3057\u307e\u3059\uff09\uff0e\u3064\u307e\u308a\uff0c\u4eee\u306b\u76f4\u63a5\u66f8\u3044\u305f\u3068\u3059\u308c\u3070<br>\u3000<kbd>a[0]*b[0] + a[1]*b[1] + a[2]*b[2]<\/kbd> + &#8230; <kbd>+ a[N-1]*b[N-1]<\/kbd><br>\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\uff0e\u305d\u308c\u3086\u3048\uff0c<span class=\"tadv-background-color\" style=\"background-color:#fffc00\"><kbd>N<\/kbd> \u304c\u3069\u306e\u3088\u3046\u306a\u5024\u3067\u3042\u3063\u3066\u3082\u3053\u306e\u3088\u3046\u306a\u8a08\u7b97\u304c\u53ef\u80fd\u306a\u3088\u3046\u306b<\/span> <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">for \u6587\u304b while \u6587\u3092\u4f7f\u3063\u305f\u7e70\u308a\u8fd4\u3057\u69cb\u9020\u3067\u3053\u306e\u8a08\u7b97\u3092\u5b9f\u73fe<\/mark><\/strong>\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff0e<br>\u203b\u7e70\u308a\u8fd4\u3057\u3092\u4f7f\u308f\u305a\u306b<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-green-color\">\u4e0a\u306e\u8a08\u7b97\u5f0f\u3092\u76f4\u63a5\u66f8\u304f\u306a\u3069\u306f\u8ad6\u5916<\/mark><\/strong>\u3067\u3059\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\uff08\u305d\u306e\uff11\uff09<\/strong>\u203b<span style=\"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: 400px; margin-top: -15pt; margin-bottom: 10px\">3 \u6b21\u5143\u30d9\u30af\u30c8\u30eb a \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1 3 4<\/span>\n3 \u6b21\u5143\u30d9\u30af\u30c8\u30eb b \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1 -3 2<\/span>\n\u4e21\u8005\u306f\u76f4\u4ea4\u3057\u3066\u3044\u307e\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\uff08\u305d\u306e\uff12\uff09<\/strong>\u203b<span style=\"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: 400px; margin-top: -15pt; margin-bottom: 10px\">3 \u6b21\u5143\u30d9\u30af\u30c8\u30eb a \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1 3 4<\/span>\n3 \u6b21\u5143\u30d9\u30af\u30c8\u30eb b \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1 1 1<\/span>\n\u4e21\u8005\u306f\u76f4\u4ea4\u3057\u3066\u3044\u307e\u305b\u3093<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\uff08\u305d\u306e\uff13\uff09<\/strong>\u203b<span style=\"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: 400px; margin-top: -15pt; margin-bottom: 10px\">3 \u6b21\u5143\u30d9\u30af\u30c8\u30eb a \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1 0 0<\/span>\n3 \u6b21\u5143\u30d9\u30af\u30c8\u30eb b \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">0 2 3<\/span>\n\u4e21\u8005\u306f\u76f4\u4ea4\u3057\u3066\u3044\u307e\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 <strong>\u5b9f\u884c\u306e<span class=\"tadv-color\" style=\"color:#ff0000\">\u753b\u9762\u51fa\u529b\u304c\u4e0a\u306e\u4f8b\u3068\u9055\u3046<\/span><\/strong>\uff08<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u304d\u3061\u3093\u3068\u78ba\u8a8d\u3057\u3066\u3044\u306a\u3044<\/span><\/strong>\uff09\uff0e<br>\u3000\uff08\u4f8b\uff09<strong>\u5185\u7a4d\u306e\u8a08\u7b97\u3092\u9593\u9055\u3063\u3066<\/strong>\u3044\u305f\u308a\uff0c\u5408\u8a08\u3092\u6c42\u3081\u308b<strong>\u5909\u6570\u3092 0 \u306b\u521d\u671f\u5316\u3059\u308b\u306e\u3092\u5fd8\u308c\u3066<\/strong>\u3044\u308b\uff0e<br> \u25a0 \u5185\u7a4d\u306e\u8a08\u7b97\u304c <strong><span class=\"tadv-color\" style=\"color:#0000ff\">3 \u6b21\u5143\u30d9\u30af\u30c8\u30eb\u306e\u5834\u5408\u306b\u9650\u5b9a<\/span><\/strong>\u3055\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u308b\uff08\u30de\u30af\u30ed <kbd>N<\/kbd> \u3092\u4f7f\u3063\u3066\u3044\u306a\u3044\uff09\uff0e<br> \u3000\u3042\u308b\u3044\u306f <kbd>a[0]*b[0] + a[1]*b[1] + a[2]*b[2]<\/kbd> \u3068\u76f4\u63a5\u66f8\u3044\u3066\u3057\u307e\u3063\u3066\u3044\u308b\uff08<span class=\"tadv-color\" style=\"color:#ff0000\">\u8ad6\u5916\u3067\u3042\u308b<\/span>\uff09<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 rel=\"noreferrer noopener\" 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\">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-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\" style=\"flex-basis:33.33%\">\n<p class=\"wp-block-paragraph\">\u2190 [ <a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex09\/ex0906\/\">\u554f 6 (ex0906.h)<\/a> ]<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p class=\"has-text-align-right wp-block-paragraph\"><strong>\u30df\u30b9\u304c\u7121\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\u3089<\/strong>\u6b21\u306e\u554f\u984c\u3078 \u2192 [<a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex09\/ex0908\/\"> \u554f8 (ex0908.h)<\/a> ]<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u554f 7\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0907.h\uff09\u203bex0907.c \u3067\u306f\u306a\u304f ex0907.h \u3092\u63d0\u51fa\u306a\u306e\u3067\u6ce8\u610f\uff01 \u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0907.c\uff09\u3068\u30d8\u30c3\u30c0\uff08ex0907.h\uff09\u3092\u305d\u308c\u305e\u308c\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\uff0c\u30d8\u30c3\u30c0\u306e\u4e2d\u306e\u95a2\u6570 i <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex09\/ex0907\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1696,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-6102","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/6102","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=6102"}],"version-history":[{"count":26,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/6102\/revisions"}],"predecessor-version":[{"id":12641,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/6102\/revisions\/12641"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/1696"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=6102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}