{"id":10092,"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=10092"},"modified":"2026-06-08T14:21:56","modified_gmt":"2026-06-08T05:21:56","slug":"ex0901a","status":"publish","type":"page","link":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex09\/ex0901a\/","title":{"rendered":"\u8ab2\u984c [9] \u6587\u5b57\u5217\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\uff1aex0901a.c\uff09<\/h4>\n\n\n\n<p class=\"problem wp-block-paragraph\"><a href=\"https:\/\/se.cite.ehime-u.ac.jp\/lecture\/prog\/material\/ex0901a.c\" target=\"_blank\" rel=\"noreferrer noopener\">\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0901a.c\uff09<\/a>\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\uff0c\u305d\u306e\u4e2d\u306e<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u95a2\u6570 <kbd>print_birthday<\/kbd> \u3092\u5b8c\u6210\u3055\u305b\u306a\u3055\u3044<\/span><\/strong>\uff0e<br>\u3053\u306e\u554f\u984c\u3067\u306f\uff0c\u751f\u5e74\u6708\u65e5\u3068\u3057\u3066\u6709\u52b9\u306a\u65e5\u4ed8\u306e\u307f\u304c\u5165\u529b\u3055\u308c\u308b\u3082\u306e\u3068\u4eee\u5b9a\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u3063\u3066\u3088\u3044\uff0e<br><br>\u95a2\u6570 <kbd>print_birthday<\/kbd> \u306f\uff0c\u5f15\u6570\u3067\u4e0e\u3048\u3089\u308c\u305f\u6587\u5b57\u5217\uff08char \u914d\u5217\uff09<kbd>str<\/kbd> \u306b\u3064\u3044\u3066\uff0c\u305d\u306e\u6587\u5b57\u5217\u304c\u8868\u3057\u3066\u3044\u308b\u751f\u5e74\u6708\u65e5\uff08YYYYMMDD \u5f62\u5f0f\uff09\u3092\u4ee5\u4e0b\u306e\u5b9f\u884c\u4f8b\u306e\u3088\u3046\u306b<br>\u300c<strong><span class=\"tadv-color\" style=\"color:#ff0000\"><kbd>\u3042\u306a\u305f\u306f YYYY \u5e74 MM \u6708 DD \u65e5\u751f\u307e\u308c\u3067\u3059\u304b<\/kbd><\/span><\/strong>\u23ce\u300d<br>\u3068\u3044\u3046\u5f62\u5f0f\u3067\u8868\u793a\u3059\u308b\u3082\u306e\u3068\u3059\u308b\uff08YYYY \u304c\u897f\u66a6\uff0cMM \u3068 DD \u304c\u6708\u3068\u65e5\u306b\u5bfe\u5fdc\uff09\uff0e<br>\u306a\u304a\uff0c\u3053\u306e\u554f\u984c\u306b\u9650\u3063\u3066\u306f\u30de\u30af\u30ed <kbd>SIZE<\/kbd> \u306b\u95a2\u4fc2\u306a\u304f\uff0c<strong>4 \u3084 8 \u3068\u3044\u3063\u305f\u6570\u5b57\u3092\u76f4\u63a5\u66f8\u3044\u3066\u826f\u3044<\/strong>\u3082\u306e\u3068\u3059\u308b\uff0e<br>\u305f\u3060\u3057\uff0c<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<br><br><strong>\u3010\u6ce8\u610f\u3011 <\/strong><br>\u3053\u306e\u554f\u984c\u3067\u306f\u5f15\u6570\u3067\u4e0e\u3048\u3089\u308c\u305f char \u914d\u5217 <kbd>str<\/kbd> \u5185\u306e\u6587\u5b57\u306e\u3046\u3061\uff0c<br><strong><span class=\"tadv-color\" style=\"color:#ff0000\">\u9069\u5207\u306a\u7bc4\u56f2\u306e\u307f\u3092\u51fa\u529b\u3055\u305b\u308b\u3053\u3068\u3092\u984c\u610f<\/span><\/strong>\u3068\u3057\u3066\u3044\u308b\u304c\uff0c<br> \u3000\u3000<kbd>printf(\"\u3042\u306a\u305f\u306f %c%c%c%c \u5e74 %c%c \u6708 %c%c \u65e5\u751f\u307e\u308c\u3067\u3059\u304b\\n\", <span class=\"tadv-color\" style=\"color:#0000ff\">str[0], str[1], str[2], str[3], str[4], str[5], str[6], str[7]<\/span>);<\/kbd> <br>\u3068\u3044\u3063\u305f\u611f\u3058\u3067<strong><span class=\"tadv-color\" style=\"color:#0000ff\">\u76f4\u63a5 1 \u6587\u5b57\u305a\u3064\u6307\u5b9a<\/span>\u3059\u308b\u3088\u3046\u306a\u66f8\u304d\u65b9\u3092\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093<\/strong>\uff0e<br>\u3053\u306e\u3088\u3046\u306a\u5f37\u5f15\u306a\u3084\u308a\u65b9\u3067\u306f\u306a\u304f\uff0c <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-red-color\">for \u6587\u7b49\u3092\u9069\u5207\u306b<\/mark><\/strong>\u4f7f\u3044\u306a\u3055\u3044\uff0e<\/p>\n\n\n\n<p class=\"hint wp-block-paragraph\"><strong>\u3010\u30d2\u30f3\u30c8\u3011<\/strong><br>\u3053\u306e\u554f\u984c\u3067\u306f\u4e0e\u3048\u3089\u308c\u305f\u6587\u5b57\u5217\u3092<strong><span style=\"color:#0000ff\" class=\"tadv-color\">\u66f8\u304d\u63db\u3048\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093<\/span><\/strong>\uff0e<br>YYYY, MM, DD \u305d\u308c\u305e\u308c\u306b<strong><span style=\"color:#ff0000\" class=\"tadv-color\">\u8a72\u5f53\u3059\u308b\u7bc4\u56f2\u306e\u6587\u5b57\u3092\u51fa\u529b\u3055\u305b\u308b\u3060\u3051<\/span><\/strong>\u3067\u5341\u5206\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\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\">\u751f\u5e74\u6708\u65e5\u3092 YYYYMMDD \u5f62\u5f0f\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#00aa00\">\u23ce<\/span>\n<span style=\"color:#ff0000\" class=\"has-inline-color\">20010401<\/span>\n\u3042\u306a\u305f\u306f 2001 \u5e74 04 \u6708 01 \u65e5\u751f\u307e\u308c\u3067\u3059\u304b<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\">\u751f\u5e74\u6708\u65e5\u3092 YYYYMMDD \u5f62\u5f0f\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<span style=\"color:#00aa00\">\u23ce<\/span>\n<span style=\"color:#ff0000\" class=\"has-inline-color\">20200630<\/span>\n\u3042\u306a\u305f\u306f 2020 \u5e74 06 \u6708 30 \u65e5\u751f\u307e\u308c\u3067\u3059\u304b<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>\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> \u25a0 printf \u3067 1 \u6587\u5b57\u3060\u3051\u3092\u51fa\u529b\u3059\u308b\u306e\u306b <span class=\"tadv-color\" style=\"color:#ff0000\"><kbd>%c<\/kbd> \u3067\u306f\u306a\u304f <kbd>%s<\/kbd> \u3092\u6307\u5b9a<\/span>\u3057\u3066\u3057\u307e\u3063\u3066\u3044\u308b\uff0e<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\"><\/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-advance\/ex09\/ex0902a\/\"> \u554f2 (ex0902a.c)<\/a> ]<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u554f 1\uff08\u63d0\u51fa\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\uff1aex0901a.c\uff09 \u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08ex0901a.c\uff09\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\uff0c\u305d\u306e\u4e2d\u306e\u95a2\u6570 print_birthday \u3092\u5b8c\u6210\u3055\u305b\u306a\u3055\u3044\uff0e\u3053\u306e\u554f\u984c\u3067\u306f\uff0c\u751f\u5e74\u6708\u65e5\u3068\u3057\u3066\u6709\u52b9\u306a\u65e5\u4ed8\u306e\u307f\u304c\u5165\u529b\u3055\u308c\u308b\u3082 <a class=\"more-link\" href=\"https:\/\/se.cite.ehime-u.ac.jp\/jp\/lecture\/prog\/exercise-advance\/ex09\/ex0901a\/\">&#8230; more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":10088,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-10092","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10092","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=10092"}],"version-history":[{"count":3,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10092\/revisions"}],"predecessor-version":[{"id":11566,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10092\/revisions\/11566"}],"up":[{"embeddable":true,"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/pages\/10088"}],"wp:attachment":[{"href":"https:\/\/se.cite.ehime-u.ac.jp\/jp\/wp-json\/wp\/v2\/media?parent=10092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}