{"id":9446,"date":"2026-05-07T08:30:00","date_gmt":"2026-05-06T23:30:00","guid":{"rendered":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/?page_id=9446"},"modified":"2026-04-30T14:14:03","modified_gmt":"2026-04-30T05:14:03","slug":"p0403a","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/practice-advance\/p04\/p0403a\/","title":{"rendered":"\u7df4\u7fd2 [4] for \u6587\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\uff1ap0403a.c\uff09<\/h4>\n\n\n\n<p class=\"problem\"><span class=\"tadv-color\" style=\"color:#0000ff\">\u4ee5\u4e0b\u306e\u4f8b\u306e\u3088\u3046\u306b\uff0c<\/span><strong><span class=\"tadv-color\" style=\"color:#0000ff\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">\u7d04\u6570\u306e\u4e00\u89a7\u8868\u793a\u3068\u7d20\u6570\u5224\u5b9a\u3092\u884c\u3046<\/mark><\/span><\/strong>\u30d7\u30ed\u30b0\u30e9\u30e0\u3092 <strong><mark style=\"background-color:rgba(0, 0, 0, 0);color: #ff0000;\" class=\"has-inline-color\"><span class=\"tadv-color\" style=\"color:#008800\">p0403a.c<\/span><\/mark> <\/strong>\u3068\u3057\u3066\u4f5c\u308a\u306a\u3055\u3044\uff0e<br>\u306a\u304a\uff0c\u3053\u306e\u554f\u984c\u3067\u306f<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u5fc5\u305a for \u6587\u3092\u4f7f\u3046\u3053\u3068<\/span><\/strong>\u3068\u3059\u308b\uff0e<br>\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u6700\u521d\u306b\u6574\u6570 <kbd>n<\/kbd> \u3092\u8aad\u307f\u8fbc\u307f\uff0c1 \u306e\u7d04\u6570\uff0c2 \u306e\u7d04\u6570\uff0c&#8230;\uff0c<kbd>n<\/kbd> \u306e\u7d04\u6570\u3092\u5c0f\u3055\u3044\u3082\u306e\u304b\u3089\u9806\u306b\u51fa\u529b\u3057\u3066\u3044\u308b\uff0e\u305d\u306e\u969b\uff0c\u7d20\u6570\u306b\u3064\u3044\u3066\u306f\u884c\u672b\u306b\u300c<kbd>### \u7d20\u6570<\/kbd>\u300d\u3068\u51fa\u529b\u3057\u3066\u3044\u308b\uff0e<br>\u3053\u3053\u3067\u306f n \u306f 1 \u4ee5\u4e0a\u306e\u6574\u6570\u3067\u3042\u308b\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\">\u3010\u30d2\u30f3\u30c8\u3011<br>\u300c\u6574\u6570 i \u304c<strong><span class=\"has-inline-color has-red-color\"><span class=\"tadv-color\" style=\"color:#0000ff\">\u7d20\u6570<\/span><\/span><\/strong>\u3067\u3042\u308b\u300d\u21d4\u300c\u6574\u6570 i \u306e<strong><span class=\"has-inline-color has-red-color\"><span class=\"tadv-color\" style=\"color:#0000ff\">\u7d04\u6570\u304c\u3061\u3087\u3046\u3069 2 \u500b<\/span><\/span><\/strong>\u3067\u3042\u308b\u300d<br>\u305d\u308c\u3086\u3048\uff0c\u6574\u6570 i \u306e<strong><span class=\"has-inline-color has-strong-blue-color\"><span class=\"tadv-color\" style=\"color:#ff0000\">\u7d04\u6570\u3092\u8868\u793a\u3059\u308b\u969b\u306b\u500b\u6570\u3082\u6570\u3048\u3066\u304a\u3044\u3066<\/span><\/span><\/strong>\uff0c\u305d\u306e\u500b\u6570\u304c 2 \u306b\u7b49\u3057\u3044\u6642\u3060\u3051\u7279\u5225\u306b\u300c### \u7d20\u6570\u300d\u3068\u3044\u3046\u8868\u793a\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3088\u3044\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<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><mark style=\"background-color:#fff300\" class=\"has-inline-color\"><strong>\u3010\u8981\u6ce8\u610f\u3011<\/strong>\u300c<kbd>### \u7d20\u6570<\/kbd>\u300d\u3068\u3044\u3046\u8868\u793a\u304c<strong>\u305d\u306e\u5de6\u306e\u6570\u5b57 1 \u306b\u304f\u3063\u3064\u3044\u3066\u3057\u307e\u308f\u306a\u3044<\/strong>\u3088\u3046\u6ce8\u610f\u305b\u3088\uff0e<\/mark><br>\uff08\u203b\u300c<kbd>1<\/kbd>\u300d\u3068\u300c<kbd>###<\/kbd>\u300d\u306e\u9593\u306b\u306f<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">\u534a\u89d2\u306e\u30b9\u30da\u30fc\u30b9<\/mark>\u304c\u5165\u3063\u3066\u3044\u308b\u306e\u3067\u9593\u9055\u3048\u306a\u3044\u3053\u3068\uff09<\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 300px; margin-top: -15pt; margin-bottom: 10px;\">n \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">8<\/span>\n1 \u306e\u7d04\u6570 = 1<span style=\"color:#00aa00\">\u23ce<\/span>\n2 \u306e\u7d04\u6570 = 2 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n3 \u306e\u7d04\u6570 = 3 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n4 \u306e\u7d04\u6570 = 4 2 1<span style=\"color:#00aa00\">\u23ce<\/span>\n5 \u306e\u7d04\u6570 = 5 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n6 \u306e\u7d04\u6570 = 6 3 2 1<span style=\"color:#00aa00\">\u23ce<\/span>\n7 \u306e\u7d04\u6570 = 7 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n8 \u306e\u7d04\u6570 = 8 4 2 1<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<br>\u203b\u51fa\u529b\u3055\u308c\u308b\u7d04\u6570\u304c<strong><mark style=\"background-color:#ffd3ff\" class=\"has-inline-color\">\u5927\u304d\u3044\u9806\uff08\u964d\u9806\uff09<\/mark><\/strong>\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u305b\u3088\uff0e<\/li>\n<\/ul>\n\n\n\n<pre class=\"example\" style=\"width: 360px; margin-top: -15pt; margin-bottom: 10px;\">n \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">50<\/span>\n1 \u306e\u7d04\u6570 = 1<span style=\"color:#00aa00\">\u23ce<\/span>\n2 \u306e\u7d04\u6570 = 2 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n3 \u306e\u7d04\u6570 = 3 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n\n... (\u4e2d\u7565) ...\n\n47 \u306e\u7d04\u6570 = 47 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n48 \u306e\u7d04\u6570 = 48 24 16 12 8 6 4 3 2 1<span style=\"color:#00aa00\">\u23ce<\/span>\n49 \u306e\u7d04\u6570 = 49 7 1<span style=\"color:#00aa00\">\u23ce<\/span>\n50 \u306e\u7d04\u6570 = 50 25 10 5 2 1<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: 650px; margin-top: -15pt; margin-bottom: 10px;\">n \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span class=\"has-inline-color\" style=\"color: #ff0000;\">1230<\/span>\n1 \u306e\u7d04\u6570 = 1<span style=\"color:#00aa00\">\u23ce<\/span>\n2 \u306e\u7d04\u6570 = 2 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n3 \u306e\u7d04\u6570 = 3 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n\n... (\u4e2d\u7565) ...\n\n1228 \u306e\u7d04\u6570 = 1228 614 307 4 2 1<span style=\"color:#00aa00\">\u23ce<\/span>\n1229 \u306e\u7d04\u6570 = 1229 1 ### \u7d20\u6570<span style=\"color:#00aa00\">\u23ce<\/span>\n1230 \u306e\u7d04\u6570 = 1230 615 410 246 205 123 82 41 30 15 10 6 5 3 2 1<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\u6e1b\u70b9\u3068\u306a\u308a\uff0c\u3084\u308a\u76f4\u3057\u3092\u547d\u3058\u3089\u308c\u308b\uff09\u3011<\/strong> <br> \u25a0 \u4e0a\u306e<strong><span class=\"tadv-color\" style=\"color:#ff0000\">\uff13\u7a2e\u985e\u306e\u5b9f\u884c\u4f8b\u3068\u8868\u793a\u304c\u5fae\u5999\u306b\u9055\u3063\u3066\u3044\u308b<\/span><\/strong>\uff08\u304d\u3061\u3093\u3068\u78ba\u8a8d\u3057\u3066\u3044\u306a\u3044\uff09\uff0e<br> \u3000\uff08\u4f8b\uff11\uff09\u51fa\u529b\u3059\u308b<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u8a18\u53f7\u304c\u9055\u3063\u3066<\/span><\/strong>\u3044\u308b\uff08### \u306b\u306a\u3063\u3066\u3044\u306a\u3044\uff09\uff0e<br>\u3000\uff08\u4f8b\uff12\uff09\u7d20\u6570\u4ee5\u5916\u3067\u3082\u300c### \u7d20\u6570\u300d\u3068\u8868\u793a\u3055\u305b\u3066\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\"><span class=\"tadv-color\" style=\"color:#0000ff\">\u30a4\u30f3\u30c7\u30f3\u30c8\u306b\u4e0d\u5099<\/span><\/mark><\/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\/p04\/p0402a\/\">\u7df4\u7fd22 (p0402a.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\/p04\/p0404a\/\">\u7df4\u7fd24 (p0404a.c)<\/a> ]<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7df4\u7fd2 3\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1ap0403a.c\uff09 \u4ee5\u4e0b\u306e\u4f8b\u306e\u3088\u3046\u306b\uff0c\u7d04\u6570\u306e\u4e00\u89a7\u8868\u793a\u3068\u7d20\u6570\u5224\u5b9a\u3092\u884c\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u3092 p0403a.c \u3068\u3057\u3066\u4f5c\u308a\u306a\u3055\u3044\uff0e\u306a\u304a\uff0c\u3053\u306e\u554f\u984c\u3067\u306f\u5fc5\u305a for \u6587\u3092\u4f7f\u3046\u3053\u3068\u3068\u3059\u308b\uff0e\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u6700\u521d <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/practice-advance\/p04\/p0403a\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":9427,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-9446","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9446","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=9446"}],"version-history":[{"count":8,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9446\/revisions"}],"predecessor-version":[{"id":12241,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9446\/revisions\/12241"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/9427"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=9446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}