{"id":187,"date":"2026-07-01T09:42:32","date_gmt":"2026-07-01T00:42:32","guid":{"rendered":"https:\/\/yorunekomint.com\/?p=187"},"modified":"2026-07-01T10:18:52","modified_gmt":"2026-07-01T01:18:52","slug":"%e3%80%90%e7%ab%b6%e6%8a%80%e3%83%97%e3%83%ad%e3%82%b0%e3%83%a9%e3%83%9f%e3%83%b3%e3%82%b0%e8%ac%9b%e5%ba%a7%e5%a7%8b%e3%82%81%e3%81%be%e3%81%97%e3%81%9f%e3%80%91atcoder-beginner-contest-001-a","status":"publish","type":"post","link":"https:\/\/yorunekomint.com\/?p=187","title":{"rendered":"\u3010\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8b1b\u5ea7\u59cb\u3081\u307e\u3057\u305f\u3011AtCoder Beginner Contest 001-A\u7a4d\u96ea\u6df1\u5dee\u3010C++\u89e3\u8aac\u3011"},"content":{"rendered":"\n<h2 class=\"wp-block-heading jinr-heading d--bold\">AtCoder\u89e3\u8aac\u59cb\u3081\u307e\u3057\u305f\uff01<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">2026\u5e747\u6708\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c31\u6d3b\u3082\u517c\u306d\u3066\u3001\u3053\u308c\u304b\u3089\u30a8\u30f3\u30b8\u30cb\u30a2\u30fb\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3068\u3057\u3066\u6280\u8853\u30b9\u30bf\u30c3\u30af\u3092\u7a4d\u307f\u4e0a\u3052\u3066\u3044\u304d\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u8fd1\u5e74\u306fAI\u306b\u983c\u3063\u3066\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u6e1b\u3063\u3066\u3044\u305f\u306e\u3067\u3001\u305d\u306e\u90e8\u5206\u3092\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u88dc\u3048\u308c\u3070\u3068\u601d\u3044\u3001\u59cb\u3081\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AtCoder\u3068\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u4e0a\u3067\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u8155\u3092\u7af6\u3044\u5408\u3046\u3001\u4e00\u7a2e\u306e\u77e5\u7684\u30b9\u30dd\u30fc\u30c4\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u3010\u521d\u5fc3\u8005\u5411\u3051\u52d5\u753b\u3011\u3056\u3063\u304f\u308a\u3068\u308f\u304b\u308bC++\uff01\u3010\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3011\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/KAB1yFSt4ZQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u8aac\u306b\u3042\u305f\u3063\u3066\u3001\u4eca\u56de\u306f\u4ee5\u524d\u7d39\u4ecb\u3057\u305fC++\u3067\u89e3\u3044\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">AtCoder Beginner Contest 001-A \u7a4d\u96ea\u6df1\u5dee<\/h2>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">\u554f\u984c\u6587<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6574\u6570 H1, H2\uff080 \u2266 H1, H2 \u2266 2,000\uff09\u304c\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u5dee H1 \u2212 H2 \u3092\u6c42\u3081\u308b\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u554f\u984c\u3067\u3059\u3002<br>\u203b<a href=\"https:\/\/atcoder.jp\/contests\/abc001\/tasks\/abc001_1\">https:\/\/atcoder.jp\/contests\/abc001\/tasks\/abc001_1<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">\u89e3\u8aac<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C++\u3067\u5165\u529b\u30fb\u51fa\u529b\u3092\u884c\u3046\u306b\u306f\u3001\u307e\u305a\u30e9\u30a4\u30d6\u30e9\u30ea <code>iostream<\/code> \u3092\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b21\u306b\u3001H1 \u3068 H2 \u3092\u6574\u6570\u578b\uff08<code>int<\/code>\uff09\u3067\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3042\u3068\u306f <code>cin<\/code> \u3067\u5165\u529b\u3092\u53d7\u3051\u53d6\u308a\u3001<code>cout<\/code> \u3067\u5dee\uff08<code>-<\/code>\uff09\u3092\u51fa\u529b\u3059\u308c\u3070\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n\n\n\n<section class=\"wp-block-jinr-blocks-syntax-hl b--jinr-block b--jinr-highlighter d--highlighter-height-auto t--round\" data-block-id=\"46c0b6bb-4443-4366-9699-7082fae4210c\"><pre class=\"language-cpp line-numbers\"><code>#include &lt;iostream>\nusing namespace std;\n\nint main() {\n    int H1, H2;\n    cin >> H1 >> H2;\n    cout &lt;&lt; H1 - H2 &lt;&lt; endl;\n    return 0;\n}<\/code><\/pre><\/section>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">\u89e3\u8aac\u52d5\u753b<\/h2>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u3010\u7af6\u30d7\u30ed\u30117\u6708\u304b\u3089\u4f55\u304b\u59cb\u3081\u305f\u3044\u65b9\u306fAtCoder\u3092\u3084\u308d\u3046\uff01\u3010AtCoder Beginner Contest 001 - A\u7a4d\u96ea\u6df1\u5dee\u3011\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/UPvXUcuGBvY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b7\u30e7\u30fc\u30c8\u52d5\u753b\u3082\u3042\u308a\u307e\u3059\uff01<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-9-16 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u30101\u5206AtCoder\u3011AtCoder Beginner Contest 001-A\u7a4d\u96ea\u6df1\u5dee #atcoder #cplus #progmramming\" width=\"422\" height=\"750\" src=\"https:\/\/www.youtube.com\/embed\/KymKBeLjrvE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>AtCoder\u89e3\u8aac\u59cb\u3081\u307e\u3057\u305f\uff01 2026\u5e747\u6708\u306b\u306a\u308a\u307e\u3057\u305f\u3002 \u5c31\u6d3b\u3082\u517c\u306d\u3066\u3001\u3053\u308c\u304b\u3089\u30a8\u30f3\u30b8\u30cb\u30a2\u30fb\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3068\u3057\u3066\u6280\u8853\u30b9\u30bf\u30c3\u30af\u3092\u7a4d\u307f\u4e0a\u3052\u3066\u3044\u304d\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u8fd1\u5e74\u306fAI\u306b\u983c\u3063\u3066\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u6e1b\u3063\u3066\u3044\u305f\u306e\u3067\u3001\u305d\u306e\u90e8 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":189,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jinr_url_youtube":"","_jinr_pip_youtube":false,"_jinr_time_youtube":"","_jinr_thumb_youtube":"","_jinr_media_youtube":"","_jinr_category_edit":false,"_jinr_category":"","_jinr_title_display":false,"_jinr_snsbutton_display":false,"_jinr_ads_display":false,"_jinr_thumbnail_display":false,"_jinr_profile_display":false,"_jinr_representations_display":false,"_jinr_relatedpost_display":false,"_jinr_sidebar1col_display":false,"_jinr_sidebar2col_display":false,"_jinr_seotitle_display":"","_jinr_description_display":"","_jinr_keyword_display":"","_jinr_hastag_display":"","_jinr_canonical_display":"","_jinr_noindex_display":false,"_jinr_paidpost":false,"_jinr_paidpost_product_id":"","_jinr_headtag_article":"","_jinr_ogp_image_url":"","_jinr_last_featured_id":0,"footnotes":""},"categories":[17],"tags":[],"class_list":["post-187","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-atcoder"],"views":"9","_links":{"self":[{"href":"https:\/\/yorunekomint.com\/index.php?rest_route=\/wp\/v2\/posts\/187","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yorunekomint.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yorunekomint.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yorunekomint.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yorunekomint.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=187"}],"version-history":[{"count":4,"href":"https:\/\/yorunekomint.com\/index.php?rest_route=\/wp\/v2\/posts\/187\/revisions"}],"predecessor-version":[{"id":219,"href":"https:\/\/yorunekomint.com\/index.php?rest_route=\/wp\/v2\/posts\/187\/revisions\/219"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yorunekomint.com\/index.php?rest_route=\/wp\/v2\/media\/189"}],"wp:attachment":[{"href":"https:\/\/yorunekomint.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=187"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yorunekomint.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=187"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yorunekomint.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}