{"id":8945,"date":"2026-04-16T08:30:00","date_gmt":"2026-04-15T23:30:00","guid":{"rendered":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/?page_id=8945"},"modified":"2026-04-11T19:09:22","modified_gmt":"2026-04-11T10:09:22","slug":"p0202a","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/practice-advance\/p02\/p0202a\/","title":{"rendered":"\u7df4\u7fd2 [2] if \u6587\uff082\/5\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-light-green-cyan-background-color has-background\"><strong>\u7df4\u7fd2 2<\/strong>\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1ap0202a.c\uff09<\/h4>\n\n\n\n<p class=\"problem\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">\u4ee5\u4e0b\u306e\u4f8b\u306e\u3088\u3046\u306b\u5b9f\u884c\u3067\u304d\u308b<\/mark><\/strong>\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u308a\u306a\u3055\u3044\uff0e\u63d0\u51fa\u30d5\u30a1\u30a4\u30eb\u540d\u306f <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-green-color\">p0202a.c<\/mark><\/strong> \u3068\u3057\u306a\u3055\u3044\uff0e<br>\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f 2 \u3064\u306e\u6574\u6570\u3092\u8aad\u307f\u8fbc\u307f\uff0c\uff08\u305d\u308c\u3089\u3092 x, y \u3068\u3057\u3066\uff09<br>\u3000\u2460 (x \u306e 2\u4e57) &lt; y \u306e\u6642\uff1a\u300c<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u25ef\u306f\u25b3\u306e\u5e73\u65b9\u6839\u3088\u308a\u3082\u5c0f\u3055\u3044\u3067\u3059<\/span><\/strong>\u300d\u3068\u8868\u793a\u3059\u308b\uff0e<br>\u3000\u2461 (x \u306e 2 \u4e57) &gt; y \u306e\u6642\uff1a\u300c<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u25ef\u306f\u25b3\u306e\u5e73\u65b9\u6839\u3088\u308a\u3082\u5927\u304d\u3044\u3067\u3059<\/span><\/strong>\u300d\u3068\u8868\u793a\u3059\u308b\uff0e<br>\u3000\u2462 \u4e0a\u306e\u3044\u305a\u308c\u3067\u3082\u306a\u3044\u6642\uff1a\u300c<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u25ef\u306f\u25b3\u306e\u5e73\u65b9\u6839\u3067\u3059<\/span><\/strong>\u300d\u3068\u8868\u793a\u3059\u308b\uff0e<br>\u305f\u3060\u3057\uff0c\u8868\u793a\u306e\u969b\u306b\u306f<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0000ff\" class=\"has-inline-color\">\u25ef\u3068\u25b3\u306b\u306f\u3044\u305a\u308c\u3082\u5b9f\u969b\u306b\u5165\u529b\u3055\u308c\u305f x \u3068 y \u3092\u4f7f\u7528<\/mark><\/strong>\u3059\u308b\u3053\u3068\uff08\u4ee5\u4e0b\u306e\u5b9f\u884c\u4f8b\u3092\u53c2\u7167\uff09\uff0e<br>\u306a\u304a\uff0cx, y \u306f\u3044\u305a\u308c\u3082 1 \u4ee5\u4e0a\u306e\u6574\u6570\u3068\u4eee\u5b9a\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u3063\u3066\u3088\u3044\uff0e<\/p>\n\n\n\n<p class=\"hint\"><strong>\u3010\u30d2\u30f3\u30c8\u3011<\/strong><br>if \u6587\u69cb\u9020\u3068\u3057\u3066\u306f\u3044\u304f\u3064\u304b\u8003\u3048\u3089\u308c\u308b\u304c\uff0c\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u69cb\u9020\u304c\u3042\u308b\uff1a<br><kbd>\u3000if ( <\/kbd>\u2460\u306e\u6761\u4ef6<kbd> )<\/kbd><br>\u3000<kbd>{<br>\u3000\u3000\u3000<\/kbd>\u2460\u306e\u51e6\u7406<kbd><br>\u3000}<br>\u3000else if ( <\/kbd>\u2461\u306e\u6761\u4ef6<kbd> )<\/kbd><br>\u3000<kbd>{<br>\u3000\u3000\u3000<\/kbd>\u2461\u306e\u51e6\u7406<kbd><br>\u3000}<br>\u3000else<\/kbd><br>\u3000<kbd>{<br>\u3000\u3000\u3000<\/kbd>\u2462\u306e\u51e6\u7406<kbd><br>\u3000}<\/kbd><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u3010\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u4f8b\u3011\uff08\u305d\u306e\uff11\uff09<\/strong>\u203b<mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">\u8d64\u5b57<\/mark>\u306f\u5b9f\u884c\u6642\u306b\u30ad\u30fc\u30dc\u30fc\u30c9\u304b\u3089\u5165\u529b\u3059\u308b\u5185\u5bb9<br><strong><mark style=\"background-color:#fff300\" class=\"has-inline-color\">\u4ee5\u4e0b\u306e\u5b9f\u884c\u4f8b\u3067\u306f\u5b9f\u969b\u306b\u5165\u529b\u3055\u308c\u305f 3 \u3068 14 \u304c\u51fa\u529b\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\uff08x \u3084 y \u3068\u3044\u3063\u305f\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3067\u306f\u306a\u3044\uff09\u70b9\u306b\u6ce8\u610f\u305b\u3088<\/mark><\/strong><\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 320px; margin-top: -15pt; margin-bottom: 10px\">2 \u3064\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">3 14<\/span>\n3 \u306f 14 \u306e\u5e73\u65b9\u6839\u3088\u308a\u3082\u5c0f\u3055\u3044\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\u4f8b\u3011\uff08\u305d\u306e\uff12\uff09<\/strong>\u203b<mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">\u8d64\u5b57<\/mark>\u306f\u5b9f\u884c\u6642\u306b\u30ad\u30fc\u30dc\u30fc\u30c9\u304b\u3089\u5165\u529b\u3059\u308b\u5185\u5bb9<br><strong><mark style=\"background-color:#00ffdc\" class=\"has-inline-color\">\u4ee5\u4e0b\u306e\u5b9f\u884c\u4f8b\uff12\u3067\u306f\u5b9f\u884c\u4f8b\uff11\u3068\u306f\u9055\u3063\u3066\u300c\u5927\u304d\u3044\u3067\u3059\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u70b9\u306b\u6ce8\u610f\u305b\u3088\uff08\u30b3\u30d4\u30da\u3067\u4f5c\u3063\u3066\u540c\u3058\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3055\u305b\u3066\u3057\u307e\u308f\u306a\u3044\u3053\u3068\uff09<\/mark><\/strong><\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 320px; margin-top: -15pt; margin-bottom: 10px\">2 \u3064\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">7 36<\/span>\n7 \u306f 36 \u306e\u5e73\u65b9\u6839\u3088\u308a\u3082\u5927\u304d\u3044\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\u4f8b\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: 320px; margin-top: -15pt; margin-bottom: 10px\">2 \u3064\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#ff0000\" class=\"has-inline-color\">6 36<\/span>\n6 \u306f 36 \u306e\u5e73\u65b9\u6839\u3067\u3059<span style=\"color:#00aa00\">\u23ce<\/span>\n\n<\/pre>\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 \u4e0a\u306e<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u5b9f\u884c\u4f8b\u3068\u51fa\u529b\u306e\u7d50\u679c\u304c\u9055\u3063\u3066\u3044\u308b<\/span><\/strong>\uff08<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u3088\u304f\u78ba\u8a8d\u3057\u3066\u3044\u306a\u3044<\/span><\/strong>\uff09\uff0e<br>\u3000\uff08\u4f8b\uff11\uff09\u300cx \u306f y \u306e\u5e73\u65b9\u6839&#8230;\u300d\u3068\u3044\u3046\u8868\u793a\u3067 <strong><span class=\"tadv-color\" style=\"color:#ff0000\">x \u3068 y \u304c\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u307e\u307e<\/span><\/strong>\u306b\u306a\u3063\u3066\u3044\u308b\uff0e<br>\u3000\u3000\u3000\u3000\u3000\uff08<strong>\u5b9f\u969b\u306b\u5165\u529b\u3055\u308c\u305f\u6574\u6570\u3092\u8868\u793a<\/strong>\u3055\u305b\u308b\u306e\u304c\u6b63\u89e3\uff09<br>\u3000\uff08\u4f8b\uff12\uff09\u4e0a\u306b\u793a\u3055\u308c\u305f\uff13\u7a2e\u985e\u306e\u5b9f\u884c\u4f8b\u3092\u8a66\u3057\u3066\u3044\u306a\u3044\uff0e<br>\u25a0 \u3010\u30d2\u30f3\u30c8\u3011\u3068\u3057\u3066\u66f8\u304b\u308c\u3066\u3044\u305f\u69cb\u9020\u3067\u4f5c\u3063\u305f\u5834\u5408\u306b\uff0c<br>\u3000<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u308f\u3056\u308f\u3056 <kbd>if ( x*x == y )<\/kbd> \u3068\u3044\u3046 if \u6587\u3082\u66f8\u3044\u3066\u3044\u308b<\/span><\/strong>\uff0e\u3053\u306e\u3088\u3046\u306a if \u6587\u3092\u66f8\u304f\u306e\u306f<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u5b8c\u5168\u306b\u7121\u99c4<\/span><\/strong>\u3067\u3059\uff0e<br>\u3000\u306a\u305c\u306a\u3089\uff0c\u305d\u306e\u4e0a\u306e 2 \u3064\u306e\u6761\u4ef6\u304c<strong>\u3044\u305a\u308c\u3082\u6210\u7acb\u3057\u306a\u3044<\/strong>\u5834\u5408\u306f <kbd>x*x<\/kbd> \u3068 <kbd>y<\/kbd> \u304c\u7b49\u3057\u3044\u306e\u306f\u660e\u3089\u304b\u3067\u3059\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-black-color has-css-opacity has-black-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-9d6595d7 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>\u2190 [ <a href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/practice-advance\/p02\/p0201a\/\">\u7df4\u7fd21 (p0201a.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\"><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\/practice-advance\/p02\/p0203a\/\">\u7df4\u7fd23 (p0203a.c)<\/a> ]<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7df4\u7fd2 2\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1ap0202a.c\uff09 \u4ee5\u4e0b\u306e\u4f8b\u306e\u3088\u3046\u306b\u5b9f\u884c\u3067\u304d\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u308a\u306a\u3055\u3044\uff0e\u63d0\u51fa\u30d5\u30a1\u30a4\u30eb\u540d\u306f p0202a.c \u3068\u3057\u306a\u3055\u3044\uff0e\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f 2 \u3064\u306e\u6574\u6570\u3092\u8aad\u307f\u8fbc\u307f\uff0c\uff08\u305d\u308c\u3089\u3092 x, y \u3068\u3057\u3066\uff09 <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/practice-advance\/p02\/p0202a\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":8937,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-8945","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/8945","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=8945"}],"version-history":[{"count":18,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/8945\/revisions"}],"predecessor-version":[{"id":11122,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/8945\/revisions\/11122"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/8937"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=8945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}