{"id":10123,"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=10123"},"modified":"2026-06-08T22:35:29","modified_gmt":"2026-06-08T13:35:29","slug":"ex0907a","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex09\/ex0907a\/","title":{"rendered":"\u8ab2\u984c [9] \u6587\u5b57\u5217\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\uff1aex0907a.c\uff09<\/h4>\n\n\n\n<p class=\"problem wp-block-paragraph\">\u307e\u305a\uff0c<a href=\"https:\/\/se.cite.ehime-u.ac.jp\/lecture\/prog\/material\/ex0907a.c\" target=\"_blank\" rel=\"noreferrer noopener\">\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0907a.c\uff09<\/a>\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u306a\u3055\u3044\uff0e<br>ex0907a.c \u3067\u306f\uff0c\u6700\u521d\u306b\u6574\u6570 <kbd>n<\/kbd> \u3092\u8aad\u307f\u8fbc\u307f\uff0c\u7d9a\u3044\u3066 <strong><span class=\"tadv-color\" style=\"color:#ff0000\"><kbd>n<\/kbd> \u500b\u306e\u82f1\u5358\u8a9e\u3092\u8aad\u307f\u8fbc\u3093\u3067<\/span><\/strong>\uff0c\u6700\u5f8c\u306b<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u305d\u308c\u3089\u306e\u7dcf\u6587\u5b57\u6570\u3092\u51fa\u529b<\/span><\/strong>\u3055\u305b\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u304c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-strong-blue-color\">\u672a\u5b8c\u6210<\/mark><\/strong>\u306b\u306a\u3063\u3066\u3044\u308b\uff0e<br>\u306a\u304a\uff0c<span class=\"tadv-background-color\" style=\"background-color:#fffc00\"><strong>\u6587\u5b57\u6570\u306e\u30ab\u30a6\u30f3\u30c8\u306b\u306f\u554f 5 \u3067\u4f5c\u3063\u305f <kbd>get_length<\/kbd> \u3092\u547c\u51fa\u3057\u3066\u4f7f\u3046<\/strong><\/span>\u3053\u3068\u3068\u3059\u308b\uff0e<br>\uff08\u305d\u308c\u3086\u3048\uff0c<kbd>#include \"ex0905a.h\"<\/kbd> \u3068\u66f8\u3044\u3066\u3042\u308b\uff09<br><br>ex0907a.c \u306e\u4e2d\u306e<strong><span class=\"tadv-color\" style=\"color:#0000ff\"> main \u95a2\u6570\u3092\u7de8\u96c6\u3057\u3066\u4ee5\u4e0b\u306e\u52d5\u4f5c\u3092\u3059\u308b\u3088\u3046\u306b\u4ed5\u4e0a\u3052\u306a\u3055\u3044<\/span><\/strong>\uff0e<br>\uff08<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u66f8\u304d\u63db\u3048\u308b\u306e\u306f ex0907a.c \u306e\u307f<\/span><\/strong>\u3067\u3042\u308a\uff0cex0905a.h \u306f\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3057\u3066<br>\u3000\u4f7f\u3046\u3060\u3051\u306a\u306e\u3067\u9593\u9055\u3048\u306a\u3044\u3053\u3068\uff09<br><br>\u305f\u3060\u3057\uff0c<mark style=\"background-color:#ffdbff\" class=\"has-inline-color\">\u4f7f\u3063\u3066\u3088\u3044\u914d\u5217\u306f <kbd>str[]<\/kbd> \u306e\u307f<\/mark>\u3068\u3059\u308b\uff0e<br>\uff08\u5225\u306e\u914d\u5217\u3092\u7528\u610f\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093\uff09<br><br><strong>\u3010main \u95a2\u6570\u306e\u52d5\u4f5c\u5185\u5bb9\u3011<\/strong><br>\u3000(1) \u6574\u6570 <kbd>n<\/kbd> \u3092\u8aad\u307f\u8fbc\u3080\uff0e<br>\u3000(2) \u6587\u5b57\u6570\u30ab\u30a6\u30f3\u30c8\u306e\u521d\u671f\u5024\u3068\u3057\u3066 <kbd>sum = 0<\/kbd> \u3068\u3059\u308b\uff0e<br>\u3000(3) <kbd>i<\/kbd> = <kbd>1<\/kbd> \uff5e <kbd>n<\/kbd> \uff08<kbd>1<\/kbd> \u4ee5\u4e0a <kbd>n<\/kbd> \u4ee5\u4e0b\uff09\u306b\u3064\u3044\u3066\uff0c\u6b21\u306e\u51e6\u7406 (3a),(3b),(3c) \u3092\u7e70\u308a\u8fd4\u3059\uff1a<br>\u3000\u3000\u3000(3a) \u300c\u25ef\u756a\u76ee\u306e\u5358\u8a9e\uff1a\u300d\u3068\u8868\u793a\u3059\u308b\uff0e\u25ef\u306b\u306f <kbd>i<\/kbd> \u306b\u5bfe\u5fdc\u3059\u308b\u6574\u6570\u304c\u5165\u308b\uff0e<br>\u3000\u3000\u3000(3b) \u6587\u5b57\u5217\uff08\u5358\u8a9e\uff09\u3092 1 \u3064\u8aad\u307f\u8fbc\u3080\uff0e<br>\u3000\u3000\u3000\u3000\u3000\u203b\u6587\u5b57\u5217\u306e\u5834\u5408\uff0cscanf \u3067\u306f <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">&amp; \u3092\u4ed8\u3051\u306a\u3044<\/mark><\/strong>\u306e\u3067\u6ce8\u610f\u305b\u3088\uff08<strong>\u8b1b\u7fa9\u8cc7\u6599\u3092\u53c2\u7167\u305b\u3088<\/strong>\uff09\uff0e<br>\u3000\u3000\u3000(3c) \u8aad\u307f\u8fbc\u3093\u3060\u6587\u5b57\u5217\u306e\u9577\u3055\u3092 <kbd>get_length<\/kbd> \u3067\u8abf\u3079\uff0c<kbd>sum<\/kbd> \u306b\u8db3\u3059\uff0e<br>\u3000(4) <kbd>sum<\/kbd> \u3092\u7dcf\u6587\u5b57\u6570\u3068\u3057\u3066\u8868\u793a\u3059\u308b\uff0e<br><br>\u3053\u306e\u554f\u984c\u3067\u306f\uff0c\u6700\u521d\u306b\u5165\u529b\u3055\u308c\u308b\u6574\u6570 <kbd>n<\/kbd> \u306f 0 \u4ee5\u4e0a\u3067\u3042\u308a\uff0c\u305d\u306e\u5f8c\u306b\u5165\u529b\u3055\u308c\u308b\u6587\u5b57\u5217\u306e\u6587\u5b57\u6570\u306f\u3044\u305a\u308c\u3082 <kbd>SIZE<\/kbd> \u672a\u6e80\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u3063\u3066\u3088\u3044\uff08<kbd>SIZE<\/kbd> \u306f\u30de\u30af\u30ed\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\uff09\uff0e<br><br><strong>\u3010\u6ce8\u610f\u3011<\/strong><br>\u3053\u306e\u554f\u984c\u3067\u306f\u30de\u30af\u30ed\u306e\u5b9a\u7fa9\u90e8\u5206\u4ee5\u5916\u306b 100 \u3084\u305d\u308c\u306b\u95a2\u4fc2\u3059\u308b\u6570\u5b57\u3092\u76f4\u63a5\u66f8\u3044\u3066\u306f\u3044\u3051\u307e\u305b\u3093\uff0e<br>\u307e\u305f\uff0c<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u554f 5 \u3067\u4f5c\u3063\u305f\u95a2\u6570 <kbd>get_length<\/kbd> \u3068\u540c\u3058\u3082\u306e\u3092\u308f\u3056\u308f\u3056\u3053\u3061\u3089\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u30b3\u30d4\u30fc\u3057\u306a\u3044\u3053\u3068<\/span><\/strong>\uff0e<br>\uff08\u65e2\u306b ex0905a.h \u306e\u4e2d\u306b\u66f8\u3044\u3066\u3042\u308a\uff0c\u3053\u308c\u3092 <kbd>#include \"ex0905a.h\"<\/kbd> \u3068\u3057\u3066\u8aad\u307f\u8fbc\u3093\u3067\u3044\u308b\u306e\u3067\u3059\u3050\u306b\u5229\u7528\u53ef\u80fd\u3068\u306a\u3063\u3066\u3044\u308b\uff09<\/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: 280px; margin-top: -15pt; margin-bottom: 10px\">\u5358\u8a9e\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">5<\/span>\n1 \u756a\u76ee\u306e\u5358\u8a9e\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">This<\/span> \n2 \u756a\u76ee\u306e\u5358\u8a9e\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">is<\/span>\n3 \u756a\u76ee\u306e\u5358\u8a9e\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">a<\/span>\n4 \u756a\u76ee\u306e\u5358\u8a9e\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">sample<\/span>\n5 \u756a\u76ee\u306e\u5358\u8a9e\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">input<\/span>\n\u7dcf\u6587\u5b57\u6570\u306f 18 \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\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: 280px; margin-top: -15pt; margin-bottom: 10px\">\u5358\u8a9e\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">1<\/span>\n1 \u756a\u76ee\u306e\u5358\u8a9e\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">This<\/span> \n\u7dcf\u6587\u5b57\u6570\u306f 4 \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\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: 280px; margin-top: -15pt; margin-bottom: 10px\">\u5358\u8a9e\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">0<\/span>\n\u7dcf\u6587\u5b57\u6570\u306f 0 \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 <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\u5b9f\u884c\u4f8b\uff13\u3067\u5358\u8a9e\u6570\u3092 0 \u3068\u5165\u529b\u3057\u305f\u306e\u306b\uff0c1 \u756a\u76ee\u306e\u5358\u8a9e\u3092\u5165\u529b\u3059\u308b\u3088\u3046\u306b\u6c42\u3081\u3066\u3044\u308b\uff0e<br> \u25a0 \u554f 6 \u3067\u4f5c\u3063\u305f<strong><span class=\"tadv-color\" style=\"color:#ff0000\"> <kbd>get_length<\/kbd> \u3092\u308f\u3056\u308f\u3056\u3053\u3061\u3089\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u5185\u306b\u30b3\u30d4\u30fc<\/span><\/strong>\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 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-advance\/ex09\/ex0906a\/\">\u554f 6 (ex0906a.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-advance\/ex09\/ex0908a\/\"> \u554f 8 (ex0908a.c)<\/a> ]<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u554f 7\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0907a.c\uff09 \u307e\u305a\uff0c\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0907a.c\uff09\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u306a\u3055\u3044\uff0eex0907a.c \u3067\u306f\uff0c\u6700\u521d\u306b\u6574\u6570 n \u3092\u8aad\u307f\u8fbc\u307f\uff0c\u7d9a\u3044\u3066 n \u500b\u306e\u82f1\u5358\u8a9e\u3092\u8aad\u307f\u8fbc\u3093\u3067\uff0c\u6700\u5f8c\u306b\u305d\u308c\u3089\u306e\u7dcf <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex09\/ex0907a\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":10088,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-10123","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10123","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=10123"}],"version-history":[{"count":6,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10123\/revisions"}],"predecessor-version":[{"id":12627,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10123\/revisions\/12627"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10088"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=10123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}