{"id":7603,"date":"2026-07-16T08:30:00","date_gmt":"2026-07-15T23:30:00","guid":{"rendered":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/?page_id=7603"},"modified":"2026-07-13T14:37:35","modified_gmt":"2026-07-13T05:37:35","slug":"ex1402","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex14\/ex1402\/","title":{"rendered":"\u8ab2\u984c [14] \u69cb\u9020\u4f53\uff082\/3\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-luminous-vivid-amber-background-color has-background\"><strong>\u554f 2<\/strong>\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex1402.c\uff09<\/h4>\n\n\n\n<p class=\"problem wp-block-paragraph\">\u307e\u305a\uff0c<a href=\"http:\/\/se.cite.ehime-u.ac.jp\/lecture\/prog\/material\/ex1402.c\" target=\"_blank\" rel=\"noreferrer noopener\">\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex1402.c\uff09<\/a>\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u306a\u3055\u3044\uff0e<br><br>ex1402.c \u3067\u306f X-Y \u5e73\u9762\u4e0a\u306e\u76f4\u7dda y = ax + b \u3092\u8868\u73fe\u3059\u308b\u305f\u3081\u306b\u69cb\u9020\u4f53 <kbd>LINE<\/kbd> \u3092\u5b9a\u7fa9\u3057\u3066\u3044\u308b\uff0e<br>\u69cb\u9020\u4f53 <kbd>LINE<\/kbd> \u3067\u306f\u76f4\u7dda\u306e\u50be\u304d\u3092\u5909\u6570 <kbd>a<\/kbd>\uff0c\u5207\u7247\u3092\u5909\u6570 <kbd>b<\/kbd> \u3068\u3057\u3066\u8868\u3057\u3066\u3044\u308b\uff08\u305f\u3060\u3057\uff0c\u3044\u305a\u308c\u3082 int \u578b\uff09\uff0e<br>\u305d\u3057\u3066\uff0c2 \u672c\u306e\u76f4\u7dda\u306b\u3064\u3044\u3066\u305d\u308c\u305e\u308c\u306e\u50be\u304d\u3068\u5207\u7247\u3092\u8aad\u307f\u8fbc\u307f\uff0c2 \u672c\u306e\u4ea4\u70b9\u306e\u5ea7\u6a19\u3092\u51fa\u529b\u3055\u305b\u3088\u3046\u3068\u3057\u3066\u3044\u308b\uff0e<br><br>\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e2d\u306e<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u95a2\u6570 <kbd>print_intersection<\/kbd> \u3092\u6b21\u306e\u624b\u9806\u3067\u5b8c\u6210<\/span><\/strong>\u3055\u305b\u306a\u3055\u3044\uff0e<br>\u3000\u2460\u6307\u5b9a\u3055\u308c\u305f 2 \u672c\u306e\u76f4\u7dda\u304c\u5e73\u884c\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\uff0c<br>\u3000\u3000\u5e73\u884c\uff08\u4ea4\u308f\u3089\u306a\u3044\uff09\u306a\u3089\u3070\u300c<strong>2 \u672c\u306f\u5e73\u884c\u3067\u3059<\/strong>\u23ce\u300d\u3068\u3060\u3051\u8868\u793a\u3059\u308b\uff0e<br>\u3000\u2461\u5e73\u884c\u3067\u306a\u3044\u5834\u5408\uff0c<br>\u3000\u3000\u4e21\u8005\u306e\u4ea4\u70b9\u306e\u5ea7\u6a19\u3092\u6c42\u3081\u3066\u8868\u793a\u3059\u308b\uff0e<br>\u3000\u3000\u306a\u304a\uff0c\u4ea4\u70b9\u306e\u5ea7\u6a19\u306f\u6574\u6570\u306b\u306a\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u305f\u3081\uff0c<br>\u3000\u3000<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u5b9f\u6570\u3067\u8868\u793a<\/span><\/strong>\u3055\u305b\u308b\u3053\u3068\uff08<span class=\"tadv-color\" style=\"color:#0000ff\"><strong>\u5c0f\u6570\u70b9\u4ee5\u4e0b\u7b2c2\u4f4d\u307e\u3067<\/strong><\/span>\uff09<strong>\uff0e<\/strong><br><br>\u3000\uff1c\u4f8b\u5e74\u3088\u304f\u3042\u308b\u30df\u30b9\uff1e<br>\u3000\u4f8b\u5e74\uff0c<strong><mark style=\"background-color:#fffcc4\" class=\"has-inline-color has-red-color\">\u4ea4\u70b9\u306e\u5ea7\u6a19\u3092\u6700\u521d\u306b\u8a08\u7b97\u3055\u305b\u3066\u3057\u307e\u3046\u30df\u30b9<\/mark><\/strong>\u304c\u898b\u3089\u308c\u308b\uff0e<br>\u3000\u305d\u3082\u305d\u3082 <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-green-color\">2 \u672c\u306e\u76f4\u7dda\u304c\u5e73\u884c\u306a\u5834\u5408<\/mark><\/strong>\uff0c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-green-color\">\u4ea4\u70b9\u306e\u5ea7\u6a19\u306f\u6c42\u307e\u3089\u306a\u3044<\/mark><\/strong><br>\u3000<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-green-color\">\uff08\u7121\u7406\u3084\u308a\u6c42\u3081\u3088\u3046\u3068\u3059\u308b\u3068 0 \u3067\u5272\u308b\u3068\u3044\u3046\u5f0f\u306b\u306a\u3063\u3066\u3057\u307e\u3046\uff09<\/mark><\/strong>\u306e\u3067\uff0c<br>\u3000<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">\u300c\u8a08\u7b97\u3055\u305b\u308b\u300d\u3068\u3044\u3046\u884c\u70ba\u305d\u306e\u3082\u306e\u304c\u8aa4\u308a<\/mark><\/strong>\u3067\u3042\u308b\uff0e<br>\u3000\u300c\u5e73\u884c\u3067\u306a\u3044\u3053\u3068\u300d\u304c<strong>\u78ba\u8a8d\u3055\u308c\u305f\u5f8c\u306b<\/strong>\u4ea4\u70b9\u5ea7\u6a19\u3092\u6c42\u3081\u308b\u3088\u3046\u306b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\uff0e<br><br><strong>\u3010\u6ce8\u610f\u3011<\/strong><br><span class=\"tadv-background-color\" style=\"background-color:#ffeb00\"><strong>\u95a2\u6570 <kbd>main<\/kbd> \u306e\u5185\u5bb9\u306f\u4e00\u5207\u66f8\u304d\u63db\u3048\u306a\u3044<\/strong><\/span>\u3053\u3068\uff0e<\/p>\n\n\n\n<p class=\"hint wp-block-paragraph\"><strong>\u3010\u30d2\u30f3\u30c8\u3011<\/strong><br><strong><span class=\"has-inline-color has-black-color\"><span style=\"color:#ff0000\" class=\"has-inline-color\"><\/span><\/span><\/strong><span class=\"has-inline-color has-black-color\"><strong><span style=\"color:#0000ff\" class=\"has-inline-color\"><\/span><\/strong><\/span>2 \u672c\u306e\u76f4\u7dda\u304c\u5e73\u884c\u3068\u3044\u3046\u3053\u3068\u306f<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u50be\u304d\u304c\u540c\u3058<\/span><\/strong>\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\uff0e<br>\u3064\u307e\u308a\uff0c\u307e\u305a\u306f 2 \u76f4\u7dda\u306e<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u4ea4\u70b9\u304c\u5b58\u5728\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\uff0c\u5b58\u5728\u3059\u308b\uff08\u5e73\u884c\u3067\u306a\u3044\uff09\u5834\u5408\u306b\u4ea4\u70b9\u306e\u5ea7\u6a19\u3092\u6c42\u3081\u308b<\/span><\/strong>\u3068\u3044\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u4ed5\u4e0a\u3052\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\uff0e<br><br>\u306a\u304a\uff0cy = a x + b \u3068\u3044\u3046\u5f62\u5f0f\u306e\u65b9\u7a0b\u5f0f\u3067\u76f4\u7dda\u304c 2 \u672c\u4e0e\u3048\u3089\u308c\u305f\u5834\u5408\uff0c\u4e21\u8005\u306e\u4ea4\u70b9\u306e\u5ea7\u6a19\u304c\u4f55\u306b\u306a\u308b\u304b\u3068\u3044\u3046\u554f\u984c\u306f<mark style=\"background-color:#fdccff\" class=\"has-inline-color\">\u4e2d\u5b66\u751f\u306e\u6570\u5b66\u306a\u306e\u3067\u8aac\u660e\u306f\u4e0d\u8981<\/mark>\u304b\u3068\u601d\u3044\u307e\u3059\u304c\uff0c <strong><span class=\"has-inline-color has-strong-blue-color\">a \u3068 b \u304c\u6574\u6570\uff08int \u578b\uff09\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f<\/span><\/strong>\u3057\u3066\u304f\u3060\u3055\u3044\uff0e\u305d\u306e\u307e\u307e\u3067\u3059\u3068<strong><span class=\"has-inline-color has-red-color\">\u6574\u6570\u3068\u6574\u6570\u306e\u5272\u308a\u7b97\u306b\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u5c0f\u6570\u70b9\u4ee5\u4e0b\u306e\u5207\u308a\u6368\u3066<\/span><\/strong>\u304c\u8d77\u3053\u3063\u3066\u3057\u307e\u3044\u307e\u3059\uff0e<br><\/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: 420px; margin-top: -15pt; margin-bottom: 10px;\">\u76f4\u7dda 1 \u306e\u50be\u304d\u3068\u5207\u7247\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">1 2<\/span>\n\u76f4\u7dda 2 \u306e\u50be\u304d\u3068\u5207\u7247\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">3 -1<\/span>\ny = 1 x + 2 \u3068 y = 3 x - 1 \u306b\u3064\u3044\u3066<span style=\"color:#00aa00\">\u23ce<\/span>\n\u4ea4\u70b9\u306f (1.50, 3.50) \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: 420px; margin-top: -15pt; margin-bottom: 10px;\">\u76f4\u7dda 1 \u306e\u50be\u304d\u3068\u5207\u7247\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">2 2<\/span>\n\u76f4\u7dda 2 \u306e\u50be\u304d\u3068\u5207\u7247\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">2 -1<\/span>\ny = 2 x + 2 \u3068 y = 2 x - 1 \u306b\u3064\u3044\u3066<span style=\"color:#00aa00\">\u23ce<\/span>\n2 \u672c\u306f\u5e73\u884c\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>\u66f8\u304d\u8fbc\u307e\u308c\u308b\u30d5\u30a1\u30a4\u30eb\u306e<span class=\"tadv-color\" style=\"color:#ff0000\">\u5185\u5bb9\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> \u25a0 \u5ea7\u6a19\u3092\u8868\u793a\u3055\u305b\u308b\u3060\u3051\u3067\u3088\u3044\u306e\u306b\uff0c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">\u8aa4\u3063\u3066\u69cb\u9020\u4f53\u306b\u66f8\u304d\u8fbc\u3082\u3046\u3068<\/mark><\/strong>\u3057\u3066\u3044\u308b\uff0e<br>\u3000\uff08\u69cb\u9020\u4f53\u3067\u7ba1\u7406\u3057\u3066\u3044\u308b\u306e\u306f\u76f4\u7dda\u306e\u50be\u304d a \u3068\u5207\u7247 b \u3067\u3042\u308a\uff0c\u5ea7\u6a19\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u610f\u5473\u304c\u9055\u3044\u307e\u3059\uff09<br> \u25a0 <strong>\u6ce8\u610f\u66f8\u304d\u3092\u898b\u843d\u3068\u3057\u3066\u3044\u3066<span class=\"tadv-color\" style=\"color:#0000ff\"> main \u95a2\u6570\u306e\u4e2d\u8eab\u3092\u66f8\u304d\u63db\u3048\u3066\u3057\u307e\u3063\u3066<\/span><\/strong>\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\/ex14\/ex1401\/\">\u554f 1 (ex1401.c)<\/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\/ex14\/ex1403\/\"> \u554f3 (ex1403.c)<\/a> ]<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u554f 2\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex1402.c\uff09 \u307e\u305a\uff0c\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex1402.c\uff09\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u306a\u3055\u3044\uff0e ex1402.c \u3067\u306f X-Y \u5e73\u9762\u4e0a\u306e\u76f4\u7dda y = ax + b \u3092\u8868\u73fe\u3059\u308b\u305f\u3081\u306b\u69cb\u9020\u4f53 LINE \u3092\u5b9a\u7fa9 <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex14\/ex1402\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2693,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7603","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/7603","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=7603"}],"version-history":[{"count":15,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/7603\/revisions"}],"predecessor-version":[{"id":12894,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/7603\/revisions\/12894"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/2693"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=7603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}