{"id":5878,"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=5878"},"modified":"2026-06-09T17:21:49","modified_gmt":"2026-06-09T08:21:49","slug":"p0903","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/practice\/p09\/p0903\/","title":{"rendered":"\u7df4\u7fd2 [9] \u95a2\u6570\u2461\uff083\/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 3<\/strong>\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1ap0903.c\uff09<\/h4>\n\n\n\n<p class=\"problem wp-block-paragraph\">\u307e\u305a\uff0c<a rel=\"noreferrer noopener\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/lecture\/prog\/material\/p0903.c\" target=\"_blank\">\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08p0903.c\uff09<\/a>\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u306a\u3055\u3044\uff0e<br>p0903.c \u3067\u306f<strong>\u4ee5\u4e0b\u306e\u4f8b\u306e\u3088\u3046\u306b<\/strong><br><strong><span class=\"tadv-color\" style=\"color:#ff0000\"><strong>\u300c3 \u3064\u306e\u6574\u6570\u306e\u4e2d\u3067\u7d76\u5bfe\u5024\u304c\u6700\u5927\u306e\u6574\u6570\u300d<\/strong>\u3092\u51fa\u529b<\/span><\/strong>\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u304c<span class=\"tadv-color\" style=\"color:#0000ff\"><strong>\u672a\u5b8c\u6210<\/strong><\/span>\u3068\u306a\u3063\u3066\u3044\u308b\uff0e<br>\u4ee5\u4e0b\u306e\u6307\u793a\u306b\u5f93\u3063\u3066\u3053\u308c\u3092\u5b8c\u6210\u3055\u305b\u306a\u3044\uff0e<br>\u305f\u3060\u3057\uff0c\u5165\u529b\u3068\u3057\u3066\u4e0e\u3048\u3089\u308c\u308b 3 \u3064\u306e\u6574\u6570\u306e\u7d76\u5bfe\u5024\u306f\u3044\u305a\u308c\u3082\u7570\u306a\u308b\u3082\u306e\u3068\u4eee\u5b9a\u3057\u3066\u3088\u3044\uff0e<br><br><strong>\u3010\u8ffd\u52a0\u30fb\u4fee\u6b63\u3059\u3079\u304d\u5185\u5bb9\uff1a\u4ee5\u4e0b\u306e 2 \u3064\u306e\u95a2\u6570\u3092\u5b8c\u6210\u3055\u305b\u306a\u3055\u3044\u3011<\/strong><br>\u3000\u2460 <span class=\"tadv-color\" style=\"color:#ff0000\">\u95a2\u6570 <kbd>get_abs<\/kbd> \u3092\u5b8c\u6210\u3055\u305b\u306a\u3055\u3044<\/span>\uff0e<br>\u3000\u3000\u3053\u306e\u95a2\u6570\u3067\u306f\u5f15\u6570\u3067\u4e0e\u3048\u3089\u308c\u305f\u6574\u6570 <kbd>n<\/kbd> \u306b\u5bfe\u3057\uff0c\u305d\u306e<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u7d76\u5bfe\u5024\u3092\u8fd4\u3059<\/span><\/strong>\u3053\u3068\uff0e<br>\u3000\u3000\u4f8b\u3048\u3070\uff0c<kbd>get_abs(-3)<\/kbd> \u3092\u547c\u51fa\u3057\u305f\u3068\u3059\u308b\u3068\uff0c\u305d\u306e\u623b\u308a\u5024\u306f <kbd>3<\/kbd> \u3068\u306a\u308b\u306e\u304c\u6b63\u89e3\u3067\u3042\u308b\uff0e<br>\u3000\u3000<mark style=\"background-color:#ffe200\" class=\"has-inline-color\">\u203b\u8981\u6ce8\u610f\uff1an \u304c\u8ca0\u306e\u5834\u5408\u3068\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u306b\u5206\u3051\u3066\u305d\u308c\u305e\u308c\u9069\u5207\u306a\u5024\u3092 return \u3067\u8fd4\u305b\u3070\u3088\u3044\u3060\u3051\u3067\u306f\u3042\u308b\u304c\uff0c\u305d\u306e\u969b\u306b<\/mark><strong><mark style=\"background-color:#ffe200\" class=\"has-inline-color has-red-color\">\u8ca0\u306e\u5834\u5408\u3057\u304b return \u6587\u3092\u66f8\u3044\u3066\u3044\u306a\u3044\u3068\u3044\u3046\u30df\u30b9<\/mark><\/strong><mark style=\"background-color:#ffe200\" class=\"has-inline-color\">\u304c\u4f8b\u5e74\u898b\u3089\u308c\u308b\u306e\u3067\u6ce8\u610f\u305b\u3088\uff0e<\/mark><br><br>\u3000\u2461 <span class=\"tadv-color\" style=\"color:#ff0000\">\u95a2\u6570 <kbd>get_abs_larger<\/kbd> \u3092\u5b8c\u6210\u3055\u305b\u306a\u3055\u3044<\/span>\uff0e<br>\u3000\u3000\u73fe\u6642\u70b9\u3067\u306f\u95a2\u6570 <kbd>get_abs_larger<\/kbd> \u306f\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0 3 \u306e <kbd>get_larger<\/kbd> \u3068\u540c\u3058\u3067<br>\u3000\u3000\u300c<strong><kbd>x<\/kbd> \u3068 <kbd>y<\/kbd> \u306e\u5927\u304d\u3044\u65b9<\/strong>\u300d<strong>\u3092\u8fd4\u3059<\/strong>\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\uff0e<br>\u3000\u3000\u3053\u308c\u3092\u7de8\u96c6\u3057<strong>\u300c<span class=\"tadv-color\" style=\"color:#ff0000\"><kbd>x<\/kbd> \u3068 <kbd>y<\/kbd> \u306e\u3046\u3061\uff0c\u305d\u306e\u7d76\u5bfe\u5024\u304c\u5927\u304d\u3044\u65b9<\/span>\u300d<span class=\"tadv-color\" style=\"color:#ff0000\">\u3092\u8fd4\u3059<\/span><\/strong>\u3088\u3046\u306b\u4ed5\u4e0a\u3052\u306a\u3055\u3044\uff0e<br>\u3000\u3000\u4f8b\u3048\u3070\uff0c<kbd>get_abs_larger(2, -4)<\/kbd> \u3092\u547c\u51fa\u3057\u305f\u3068\u3059\u308b\u3068\uff0c\u305d\u306e\u623b\u308a\u5024\u306f <kbd>-4<\/kbd> \u3068\u306a\u308b\u306e\u304c\u6b63\u89e3\u3067\u3042\u308b\uff0e<br>\u3000\u3000\u306a\u304a\uff0c<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u3053\u306e\u95a2\u6570\u306e\u4e2d\u3067\u306f\u4ee5\u4e0b\u306e\u30d2\u30f3\u30c8\u306b\u66f8\u3044\u3066\u3044\u308b\u3088\u3046\u306b <kbd>get_abs<\/kbd> \u3092\u547c\u51fa\u3059\u3053\u3068<\/span><\/strong>\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:#ffeb00\">\u95a2\u6570 <kbd>main<\/kbd> \u306e\u5185\u5bb9\u3092\u7de8\u96c6\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093<\/span><\/strong>\uff0e<br>\u307e\u305f\uff0cC \u8a00\u8a9e\u3067\u306f\u6574\u6570\u306e\u7d76\u5bfe\u5024\u3092\u6c42\u3081\u308b\u305f\u3081\u306b <kbd>abs<\/kbd> \u3068\u3044\u3046\u95a2\u6570\u304c\u3042\u3089\u304b\u3058\u3081\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u304c\uff08\u203b\u30cd\u30c3\u30c8\u3067\u691c\u7d22\u3059\u308c\u3070\u51fa\u3066\u304f\u308b\u304c\uff09<strong>\u305d\u308c\u3092\u4f7f\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093<\/strong>\uff0e<\/p>\n\n\n\n<p class=\"hint wp-block-paragraph\"><strong>\u3010\u30d2\u30f3\u30c8\u3011<\/strong><br>\u95a2\u6570 <kbd>get_abs_larger<\/kbd> \u306e\u4e2d\u3067\u306f x \u3068 y \u305d\u308c\u305e\u308c\u306e\u7d76\u5bfe\u5024\u3092\u6c42\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff0e<br>\u305d\u3053\u3067\uff0c<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u5225\u306e\u95a2\u6570 <kbd>get_abs<\/kbd> \u3092\u4f7f\u3063\u3066 x \u3068 y \u306e\u7d76\u5bfe\u5024\u3092\u6c42\u3081\u3066<\/span><\/strong>\u3042\u3052\u308b\u3068\u3088\u3044\u3067\u3059\uff0e<br>\u5177\u4f53\u7684\u306b\u306f\uff0c<strong><span class=\"tadv-color\" style=\"color:#ff0000\">|x| > |y| \u304b\u3069\u3046\u304b\u3092\u5224\u5b9a<\/span><\/strong>\u3057\u305f\u3044\u306a\u3089\u3070<br>\u3000\u3000<kbd>if ( <span class=\"tadv-color\" style=\"color:#0000ff\">get_abs(x)<\/span> > <span class=\"tadv-color\" style=\"color:#0000ff\">get_abs(y)<\/span> )<\/kbd><br>\u3068\u66f8\u3051\u3070\u3088\u3044\u3067\u3059\uff0e<br><br>\u3053\u306e\u3088\u3046\u306b\uff0c\u7d76\u5bfe\u5024\u3092\u6c42\u3081\u308b\u90e8\u5206\u3092<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u5225\u306e\u95a2\u6570\u306b\u5c0f\u5206\u3051\u306b\u3057\u3066\u4f5c\u3063\u3066\u3044\u304f<\/span><\/strong>\u3088\u3046\u306b\u3059\u308b\u3068<br>\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u8907\u96d1\u306b\u306a\u308b\u306e\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff0e<br>\u305d\u306e\u65b9\u304c\u9593\u9055\u3044\u306f\u6e1b\u308a\u307e\u3059\u3057\uff0c\u4ed6\u4eba\u304b\u3089\u3082\u5206\u304b\u308a\u3084\u3059\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u4ed5\u4e0a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff0e<br><strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u3046\u307e\u304f\u95a2\u6570\u3092\u8a2d\u8a08\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u304c C \u8a00\u8a9e\u3067\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u4e0a\u9054\u306e\u30dd\u30a4\u30f3\u30c8<\/span><\/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\u4f8b\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: 350px; margin-top: -15pt; margin-bottom: 10px;\">3 \u3064\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">-16 2 5<\/span>\n\u7d76\u5bfe\u5024\u304c\u6700\u5927\u306e\u6574\u6570 = -16<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<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: 350px; margin-top: -15pt; margin-bottom: 10px;\">3 \u3064\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">0 1 -3<\/span>\n\u7d76\u5bfe\u5024\u304c\u6700\u5927\u306e\u6574\u6570 = -3<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<strong>\uff09<\/strong><\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 350px; margin-top: -15pt; margin-bottom: 10px;\">3 \u3064\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">2 -3 4<\/span>\n\u7d76\u5bfe\u5024\u304c\u6700\u5927\u306e\u6574\u6570 = 4<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\u6e1b\u70b9\u3068\u306a\u308a\uff0c\u3084\u308a\u76f4\u3057\u3092\u547d\u3058\u3089\u308c\u308b\uff09\u3011<\/strong> <br> \u25a0 <strong><mark style=\"background-color:rgba(0, 0, 0, 0);color: #ff0000;\" class=\"has-inline-color\">3 \u7a2e\u985e\u306e\u5b9f\u884c\u4f8b\u3092\u78ba\u8a8d\u305b\u305a\u306b<\/mark>\u63d0\u51fa<\/strong>\u3057\u3066\u3057\u307e\u3063\u3066\u3044\u308b\uff0e <br>\u3000\u7279\u306b\uff0c<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u51fa\u529b\u3055\u308c\u308b\u6574\u6570\u304c\u5e38\u306b\u7d76\u5bfe\u5024\u306b\u306a\u3063\u3066<\/span><\/strong>\u3057\u307e\u3063\u3066\u3044\u308b\uff0e<br>\u3000\uff08<span class=\"tadv-color\" style=\"color:#ff0000\">\u5b9f\u884c\u4f8b\uff11\u3084\uff12\u304c\u8ca0\u306e\u6570\u306b\u306a\u3063\u3066\u3044\u306a\u3044<\/span>\uff09<br> \u25a0 \u95a2\u6570 <kbd>get_abs_larger<\/kbd> \u306e\u4e2d\u3067 <strong><span class=\"tadv-color\" style=\"color:#0000ff\"><kbd>get_abs<\/kbd> \u3092\u547c\u51fa\u3057\u3066\u3044\u306a\u3044<\/span><\/strong>\uff0e<br> \u25a0 \u95a2\u6570 <strong><span class=\"tadv-color\" style=\"color:#ff0000\"><kbd>main<\/kbd> \u306e\u5185\u5bb9\u3092\u66f8\u304d\u63db\u3048\u3066<\/span><\/strong>\u3057\u307e\u3063\u3066\u3044\u308b\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-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-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\/practice\/p09\/p0902\/\">\u7df4\u7fd22 (p0902.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\/practice\/p09\/p0904\/\">\u7df4\u7fd24 (p0904.h)<\/a> ]<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7df4\u7fd2 3\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1ap0903.c\uff09 \u307e\u305a\uff0c\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08p0903.c\uff09\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u306a\u3055\u3044\uff0ep0903.c \u3067\u306f\u4ee5\u4e0b\u306e\u4f8b\u306e\u3088\u3046\u306b\u300c3 \u3064\u306e\u6574\u6570\u306e\u4e2d\u3067\u7d76\u5bfe\u5024\u304c\u6700\u5927\u306e\u6574\u6570\u300d\u3092\u51fa\u529b\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u304c\u672a\u5b8c\u6210\u3068\u306a\u3063 <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/practice\/p09\/p0903\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1648,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-5878","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/5878","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=5878"}],"version-history":[{"count":30,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/5878\/revisions"}],"predecessor-version":[{"id":11590,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/5878\/revisions\/11590"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/1648"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=5878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}