{"id":3306,"date":"2026-04-09T13:20:00","date_gmt":"2026-04-09T04:20:00","guid":{"rendered":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/?page_id=3306"},"modified":"2026-04-04T18:34:59","modified_gmt":"2026-04-04T09:34:59","slug":"ex0101","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex01\/ex0101\/","title":{"rendered":"\u8ab2\u984c [1] C \u8a00\u8a9e\u306b\u3075\u308c\u308b\uff081\/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-luminous-vivid-amber-background-color has-background\"><strong>\u554f 1<\/strong>\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0101.c\uff09<\/h4>\n\n\n\n<p class=\"problem\">2 \u3064\u306e\u6574\u6570 x, y \u3092\u8aad\u307f\u8fbc\u307f\uff0c\u305d\u308c\u3089\u306e\u548c\uff08x+y\uff09\u3068\u5dee\uff08x-y\uff09\u3092\u51fa\u529b\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u308a\u306a\u3055\u3044\uff0e<br>\u63d0\u51fa\u3059\u308b\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\uff08\u30bd\u30fc\u30b9\u30d7\u30ed\u30b0\u30e9\u30e0\uff09\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u306f <strong><span style=\"color:#008800\" class=\"has-inline-color\">ex0101.c<\/span><\/strong> \u3068\u3057\u306a\u3055\u3044\uff0e<br>\uff08\u4ee5\u4e0b\u306e<strong><span style=\"color:#ff0000\" class=\"tadv-color\">\u5b9f\u884c\u4f8b\u3068\u5168\u304f\u540c\u3058\u51fa\u529b\u306b\u306a\u308b\u3088\u3046<\/span><\/strong>\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4ed5\u4e0a\u3052\u308b\u3053\u3068\uff09<\/p>\n\n\n\n<p class=\"hint\">\u3010\u30d2\u30f3\u30c8\u3011<br>\u3053\u306e\u554f\u984c\u306e\u5834\u5408\u300cx \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a\u300d\u3068\u8868\u793a\u3055\u305b\u305f\u5f8c\u306b\u6574\u6570\u306e\u5165\u529b\u3092\u884c\u3044\uff0c\u305d\u306e\u5f8c\u306b\u300cy \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a\u300d\u3068\u8868\u793a\u3055\u305b\u3066\u518d\u3073\u6574\u6570\u306e\u5165\u529b\u3092\u884c\u3046\u3068\u3044\u3046\u6d41\u308c\u306b\u306a\u3063\u3066\u3044\u307e\u3059\uff0e<br>\u305d\u308c\u3086\u3048\uff0c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">1 \u500b\u306e scanf \u3060\u3051\u3067\u5165\u529b\u3092\u307e\u3068\u3081\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093<\/mark><\/strong>\uff0e<br>\u3053\u306e\u5834\u5408\u306f<br>\u3000\u3000<kbd>printf(\"x \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a\");<br>\u3000\u3000scanf(\"%d\", &amp;x);<br>\u3000\u3000printf(\"y \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a\");<br>\u3000\u3000scanf(\"%d\", &amp;y);<\/kbd><br>\u3068\u3044\u3046\u5177\u5408\u3044\u306b<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">\u4ea4\u4e92\u306b\u51e6\u7406<\/mark><\/strong>\u3057\u306a\u3051\u308c\u3070\u4ee5\u4e0b\u306e\u5b9f\u884c\u4f8b\u306e\u3088\u3046\u306b\u306f\u52d5\u304d\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n<p class=\"hint\">\u3010\u6ce8\u610f\u3011<br>\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u308a\u59cb\u3081\u308b\u969b\u306b\u306f\uff0c\u3044\u3063\u305f\u3093<strong>\u7a7a\u306e\u5185\u5bb9\u3067\u69cb\u308f\u306a\u3044\u306e\u3067<\/strong> <span class=\"tadv-color\" style=\"color:#ff0000\">ex0101.c<\/span> \u3068\u3044\u3046\u540d\u524d\u3067\uff08<strong>\u30d5\u30a1\u30a4\u30eb\u306e\u62e1\u5f35\u5b50\u304c <span class=\"tadv-color\" style=\"color:#ff0000\">.c \u3068\u306a\u308b<\/span>\u3088\u3046\u306b<\/strong>\uff09<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u4fdd\u5b58<\/span><\/strong>\u3057\u3066\u304b\u3089\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u304d\u59cb\u3081\u306a\u3044\u3068 VSCode \u304c <strong><span class=\"tadv-color\" style=\"color:#0000ff\">C \u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3068\u3057\u3066\u8a8d\u8b58\u3057\u3066\u304f\u308c\u306a\u3044<\/span><\/strong>\u306e\u3067\u6ce8\u610f\u3059\u308b\u3053\u3068\uff0e<strong><mark style=\"background-color:#f2e057\" class=\"has-inline-color\">\u624b\u3063\u53d6\u308a\u65e9\u3044\u65b9\u6cd5\u3068\u3057\u3066\u306f\uff0c\u3072\u3068\u307e\u305a\u3044\u305a\u308c\u304b\u306e\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30b3\u30d4\u30fc\u3057\u3066 ex0101.c \u3092\u4eee\u3067\u7528\u610f\u3057\uff0c\u305d\u308c\u3092\u7de8\u96c6\u3059\u308b\u3068\u3088\u3044\uff0e<\/mark><\/strong><\/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: 250px; margin-top: -15pt; margin-bottom: 0px\">x \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">5<\/span>\ny \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">-3<\/span>\nx + y = 2<span style=\"color:#00aa00\">\u23ce<\/span>\nx - y = 8<span style=\"color:#00aa00\">\u23ce<\/span>\n\n<\/pre>\n<div style=\"margin-left:20pt; margin-bottom: 10pt\">\u203b<span style=\"color:#00aa00\">\u23ce<\/span> \u306f\u6539\u884c\uff08\\n\uff09\u3092\u8868\u3057\u3066\u3044\u308b\uff0e<\/div>\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: 250px; margin-top: -5pt; margin-bottom: 0px\">x \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">-3<\/span>\ny \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">100<\/span>\nx + y = 97<span style=\"color:#00aa00\">\u23ce<\/span>\nx - y = -103<span style=\"color:#00aa00\">\u23ce<\/span>\n\n<\/pre>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"miss\"><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\u3000\uff08\u4f8b\uff11\uff09\u300c<kbd><strong>x \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/strong><\/kbd>\u300d\u3068\u8868\u793a\u3055\u305b\u3066\u3044\u306a\u3044\uff0e<br>\u3000\u3000\uff08\u4f8b\uff12\uff09\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u6570\u5f0f\u3084\u8868\u793a\u304c\u9593\u9055\u3063\u3066\u3044\u308b\uff0e<br>\u3000\u3000\uff08\u4f8b\uff13\uff09<kbd>x - y<\/kbd> \u306e\u8a08\u7b97\u7d50\u679c\u3092\u8868\u793a\u3057\u305f\u5f8c\u306b\u6539\u884c\uff08<kbd>\\n<\/kbd>\uff09\u3092\u5165\u308c\u5fd8\u308c\u3066\u3044\u308b\uff0e<br> \u25a0 main \u95a2\u6570\u306e\u6700\u5f8c\u306b <kbd>return 0;<\/kbd> \u3092\u66f8\u304d\u5fd8\u308c\u3066\u3044\u308b\uff0e<br>\u3000\u4f5c\u6210\u3059\u308b\u3059\u3079\u3066\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u5171\u901a\u306e\u6ce8\u610f\u4e8b\u9805\uff1a<span class=\"tadv-color\" style=\"color:#008800\">\u5fc5\u305a main \u95a2\u6570\u306e\u6700\u5f8c\u306b\u306f <kbd>return 0;<\/kbd> \u3092\u66f8\u304f\u3053\u3068<\/span>\uff0e<br> \u25a0 <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-strong-blue-color\">\u30a4\u30f3\u30c7\u30f3\u30c8\u306b\u4e0d\u5099<\/mark><\/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<p class=\"has-text-align-right\"><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\/ex01\/ex0102\/\" data-type=\"page\" data-id=\"3344\">\u554f2 (ex0102.c)<\/a> ]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u554f 1\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0101.c\uff09 2 \u3064\u306e\u6574\u6570 x, y \u3092\u8aad\u307f\u8fbc\u307f\uff0c\u305d\u308c\u3089\u306e\u548c\uff08x+y\uff09\u3068\u5dee\uff08x-y\uff09\u3092\u51fa\u529b\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u308a\u306a\u3055\u3044\uff0e\u63d0\u51fa\u3059\u308b\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\uff08\u30bd\u30fc\u30b9\u30d7\u30ed\u30b0\u30e9\u30e0\uff09\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u306f ex0101 <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise\/ex01\/ex0101\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":576,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3306","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/3306","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=3306"}],"version-history":[{"count":37,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/3306\/revisions"}],"predecessor-version":[{"id":12106,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/3306\/revisions\/12106"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/576"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=3306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}