{"id":1804,"date":"2025-03-24T08:49:53","date_gmt":"2025-03-23T23:49:53","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1804"},"modified":"2025-03-24T08:49:53","modified_gmt":"2025-03-23T23:49:53","slug":"%e5%88%9d%e5%bf%83%e8%80%85%e3%81%a7%e3%82%82%e5%88%86%e3%81%8b%e3%82%8b%ef%bc%81c-queue%e3%82%af%e3%83%a9%e3%82%b9%e5%ae%8c%e5%85%a8%e6%94%bb%e7%95%a5%e3%82%ac%e3%82%a4%e3%83%892024","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1804","title":{"rendered":"\u521d\u5fc3\u8005\u3067\u3082\u5206\u304b\u308b\uff01C++ queue\u30af\u30e9\u30b9\u5b8c\u5168\u653b\u7565\u30ac\u30a4\u30c92024"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">C++ queue\u30af\u30e9\u30b9\u3068\u306f\uff1f\u57fa\u790e\u304b\u3089\u5fdc\u7528\u307e\u3067\u5fb9\u5e95\u89e3\u8aac<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">queue\u30af\u30e9\u30b9\u306e\u57fa\u672c\u7684\u306a\u7279\u5fb4\u3068\u4f7f\u7528\u5834\u9762<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-4\">STL\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066\u306equeue\u306e\u4f4d\u7f6e\u3065\u3051<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-7\">C++ queue\u30af\u30e9\u30b9\u306e\u57fa\u672c\u64cd\u4f5c\u3092\u30de\u30b9\u30bf\u30fc\u3057\u3088\u3046<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-8\">queue\u306e\u5ba3\u8a00\u3068\u521d\u671f\u5316\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-11\">\u8981\u7d20\u306e\u8ffd\u52a0\u3068\u524a\u9664\u306e\u57fa\u672c\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-14\">\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5\u3068\u6ce8\u610f\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-17\">\u5b9f\u8df5\u3067\u4f7f\u3048\u308bqueue\u30af\u30e9\u30b9\u306e\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-18\">\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306aqueue\u306e\u5b9f\u88c5\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-21\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-24\">\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u30b3\u30c4\u3068\u6ce8\u610f\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-28\">queue\u30af\u30e9\u30b9\u306e\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u4f8b<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-29\">\u975e\u540c\u671f\u51e6\u7406\u306b\u304a\u3051\u308bqueue\u306e\u6d3b\u7528\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-31\">\u751f\u7523\u8005-\u6d88\u8cbb\u8005\u30d1\u30bf\u30fc\u30f3\u306e\u5b9f\u88c5\u4f8b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-32\">\u5b9f\u52d9\u3067\u3088\u304f\u906d\u9047\u3059\u308b\u30a8\u30e9\u30fc\u3068\u5bfe\u51e6\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-36\">queue\u30af\u30e9\u30b9\u306e\u5fdc\u7528\u3068\u767a\u5c55\u7684\u306a\u8a71\u984c<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-37\">\u30ab\u30b9\u30bf\u30e0\u30a2\u30ed\u30b1\u30fc\u30bf\u306e\u4f7f\u7528\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-39\">\u512a\u5148\u5ea6\u4ed8\u304dqueue\u3078\u306e\u62e1\u5f35<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-40\">\u4e26\u884c\u51e6\u7406\u306b\u304a\u3051\u308bqueue\u306e\u6d3b\u7528\u8853<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">C++ queue\u30af\u30e9\u30b9\u3068\u306f\uff1f\u57fa\u790e\u304b\u3089\u5fdc\u7528\u307e\u3067\u5fb9\u5e95\u89e3\u8aac<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">queue\u30af\u30e9\u30b9\u306e\u57fa\u672c\u7684\u306a\u7279\u5fb4\u3068\u4f7f\u7528\u5834\u9762<\/h3>\n\n\n\n<p>C++\u306equeue\u30af\u30e9\u30b9\u306f\u3001STL\uff08Standard Template Library\uff09\u306b\u542b\u307e\u308c\u308b\u4fbf\u5229\u306a\u30b3\u30f3\u30c6\u30ca\u30a2\u30c0\u30d7\u30bf\u306e1\u3064\u3067\u3059\u3002\u30ad\u30e5\u30fc\uff08queue\uff09\u306f\u300cFirst-In-First-Out\uff08FIFO\uff09\u300d\u3068\u3044\u3046\u539f\u5247\u306b\u57fa\u3065\u3044\u3066\u52d5\u4f5c\u3059\u308b\u3001\u30b7\u30f3\u30d7\u30eb\u304b\u3064\u5f37\u529b\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-2\">\u57fa\u672c\u7684\u306a\u7279\u5fb4<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>FIFO\u306e\u52d5\u4f5c\u539f\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u521d\u306b\u5165\u308c\u305f\u30c7\u30fc\u30bf\u304c\u6700\u521d\u306b\u53d6\u308a\u51fa\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u30b9\u30fc\u30d1\u30fc\u30de\u30fc\u30b1\u30c3\u30c8\u306e\u30ec\u30b8\u5f85\u3061\u884c\u5217\u306e\u3088\u3046\u306a\u52d5\u4f5c<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u8ffd\u52a0\u306f\u672b\u5c3e\u306e\u307f\u3001\u53d6\u308a\u51fa\u3057\u306f\u5148\u982d\u306e\u307f<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4e3b\u8981\u306a\u64cd\u4f5c<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   \/\/ queue\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u4f8b\n   #include &lt;queue&gt;\n   #include &lt;iostream&gt;\n\n   int main() {\n       std::queue&lt;int&gt; q;          \/\/ int\u578b\u306equeue\u3092\u4f5c\u6210\n       q.push(1);                  \/\/ \u672b\u5c3e\u306b\u8981\u7d20\u3092\u8ffd\u52a0\n       q.push(2);                  \/\/ \u3055\u3089\u306b\u8ffd\u52a0\n       std::cout &lt;&lt; q.front();     \/\/ \u5148\u982d\u8981\u7d20\u3092\u53c2\u7167\uff081\uff09\n       q.pop();                    \/\/ \u5148\u982d\u8981\u7d20\u3092\u524a\u9664\n       std::cout &lt;&lt; q.size();      \/\/ \u30b5\u30a4\u30ba\u3092\u53d6\u5f97\uff081\uff09\n       return 0;\n   }<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-3\">\u4e3b\u306a\u4f7f\u7528\u5834\u9762<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bf\u30b9\u30af\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5370\u5237\u30b8\u30e7\u30d6\u306e\u7ba1\u7406<\/li>\n\n\n\n<li>\u30d0\u30c3\u30c1\u51e6\u7406\u306e\u30bf\u30b9\u30af\u30ad\u30e5\u30fc<\/li>\n\n\n\n<li>\u30e1\u30c3\u30bb\u30fc\u30b8\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c7\u30fc\u30bf\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   \/\/ \u30c7\u30fc\u30bf\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306e\u4f8b\n   std::queue&lt;std::string&gt; messageBuffer;\n\n   void processMessages() {\n       while (!messageBuffer.empty()) {\n           std::string message = messageBuffer.front();\n           messageBuffer.pop();\n           \/\/ \u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u51e6\u7406\n       }\n   }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30a4\u30d9\u30f3\u30c8\u51e6\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>UI\u30a4\u30d9\u30f3\u30c8\u306e\u51e6\u7406\u9806\u5e8f\u7ba1\u7406<\/li>\n\n\n\n<li>\u30b2\u30fc\u30e0\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u5236\u5fa1<\/li>\n\n\n\n<li>\u30b7\u30b9\u30c6\u30e0\u30a4\u30d9\u30f3\u30c8\u306e\u9806\u5e8f\u4ed8\u3051\u51e6\u7406<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">STL\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066\u306equeue\u306e\u4f4d\u7f6e\u3065\u3051<\/h3>\n\n\n\n<p>queue\u306fSTL\u30b3\u30f3\u30c6\u30ca\u306e\u4e2d\u3067\u3082\u7279\u6b8a\u306a\u4f4d\u7f6e\u3065\u3051\u3092\u6301\u3064\u300c\u30b3\u30f3\u30c6\u30ca\u30a2\u30c0\u30d7\u30bf\u300d\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u305d\u306e\u7279\u5fb4\u3068\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-5\">\u30b3\u30f3\u30c6\u30ca\u30a2\u30c0\u30d7\u30bf\u3068\u3057\u3066\u306e\u7279\u5fb4<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u5e95\u30b3\u30f3\u30c6\u30ca<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   \/\/ \u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306fdequeu\u3092\u30d9\u30fc\u30b9\u306b\u5b9f\u88c5\n   std::queue&lt;int&gt; default_queue;          \/\/ deque\u30d9\u30fc\u30b9\n\n   \/\/ list\u3092\u30d9\u30fc\u30b9\u306b\u3057\u305f\u5b9f\u88c5\u3082\u53ef\u80fd\n   std::queue&lt;int, std::list&lt;int&gt;&gt; list_based_queue;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5236\u9650<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9650\u5b9a\u7684\u306a\u64cd\u4f5c\u306e\u307f\u3092\u63d0\u4f9b<\/li>\n\n\n\n<li>\u30a4\u30c6\u30ec\u30fc\u30bf\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u4e0d\u53ef<\/li>\n\n\n\n<li>\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u4e0d\u53ef<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-6\">queue\u306e\u5185\u90e8\u5b9f\u88c5\u3068\u7279\u6027<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e1\u30e2\u30ea\u7ba1\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u52d5\u7684\u306a\u30e1\u30e2\u30ea\u5272\u308a\u5f53\u3066<\/li>\n\n\n\n<li>\u57fa\u5e95\u30b3\u30f3\u30c6\u30ca\u306b\u4f9d\u5b58\u3057\u305f\u30e1\u30e2\u30ea\u30ec\u30a4\u30a2\u30a6\u30c8<\/li>\n\n\n\n<li>\u81ea\u52d5\u7684\u306a\u30e1\u30e2\u30ea\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u7279\u6027<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   \/\/ \u5404\u64cd\u4f5c\u306e\u8a08\u7b97\u91cf\n   std::queue&lt;int&gt; q;\n   q.push(value);    \/\/ \u511f\u5374\u5b9a\u6570\u6642\u9593 O(1)\n   q.pop();          \/\/ \u5b9a\u6570\u6642\u9593 O(1)\n   q.front();        \/\/ \u5b9a\u6570\u6642\u9593 O(1)\n   q.back();         \/\/ \u5b9a\u6570\u6642\u9593 O(1)\n   q.size();         \/\/ \u5b9a\u6570\u6642\u9593 O(1)<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u7279\u5fb4\u306b\u3088\u308a\u3001queue\u30af\u30e9\u30b9\u306f\u7279\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5834\u9762\u3067\u5a01\u529b\u3092\u767a\u63ee\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9806\u5e8f\u4ed8\u304d\u30c7\u30fc\u30bf\u306e\u51e6\u7406\u304c\u5fc5\u8981\u306a\u5834\u5408<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u8ffd\u52a0\u3068\u524a\u9664\u304c\u4e00\u65b9\u5411\u304b\u3089\u306e\u307f\u884c\u308f\u308c\u308b\u5834\u5408<\/li>\n\n\n\n<li>\u30b7\u30f3\u30d7\u30eb\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u5b89\u5168\u306a\u5b9f\u88c5\u304c\u5fc5\u8981\u306a\u5834\u5408<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u52b9\u7387\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u91cd\u8981\u306a\u5834\u5408<\/li>\n<\/ul>\n\n\n\n<p>queue\u30af\u30e9\u30b9\u306f\u3001\u3053\u308c\u3089\u306e\u7279\u5fb4\u3092\u6d3b\u304b\u3057\u3066\u3001\u591a\u304f\u306e\u5b9f\u8df5\u7684\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b7\u30fc\u30f3\u3067\u6d3b\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u5177\u4f53\u7684\u306a\u57fa\u672c\u64cd\u4f5c\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-7\">C++ queue\u30af\u30e9\u30b9\u306e\u57fa\u672c\u64cd\u4f5c\u3092\u30de\u30b9\u30bf\u30fc\u3057\u3088\u3046<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">queue\u306e\u5ba3\u8a00\u3068\u521d\u671f\u5316\u65b9\u6cd5<\/h3>\n\n\n\n<p>queue\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u69d8\u3005\u306a\u521d\u671f\u5316\u65b9\u6cd5\u3068\u3001\u305d\u308c\u305e\u308c\u306e\u7279\u5fb4\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-9\">\u57fa\u672c\u7684\u306a\u5ba3\u8a00\u65b9\u6cd5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;queue&gt;\n\n\/\/ \u57fa\u672c\u7684\u306a\u5ba3\u8a00\nstd::queue&lt;int&gt; basic_queue;                    \/\/ \u7a7a\u306e\u30ad\u30e5\u30fc\n\n\/\/ \u7570\u306a\u308b\u30c7\u30fc\u30bf\u578b\u3067\u306e\u5ba3\u8a00\nstd::queue&lt;std::string&gt; string_queue;           \/\/ \u6587\u5b57\u5217\u30ad\u30e5\u30fc\nstd::queue&lt;double&gt; double_queue;                \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u30ad\u30e5\u30fc\nstd::queue&lt;std::pair&lt;int, std::string&gt;&gt; pair_queue;  \/\/ \u30da\u30a2\u578b\u30ad\u30e5\u30fc\n\n\/\/ \u30ab\u30b9\u30bf\u30e0\u578b\u3067\u306e\u4f7f\u7528\nstruct CustomType {\n    int id;\n    std::string name;\n};\nstd::queue&lt;CustomType&gt; custom_queue;            \/\/ \u30ab\u30b9\u30bf\u30e0\u578b\u30ad\u30e5\u30fc<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-10\">\u521d\u671f\u5316\u30c6\u30af\u30cb\u30c3\u30af<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u65e2\u5b58\u306e\u30b3\u30f3\u30c6\u30ca\u304b\u3089\u306e\u521d\u671f\u5316\nstd::deque&lt;int&gt; initial_data = {1, 2, 3, 4, 5};\nstd::queue&lt;int&gt; queue_from_deque(initial_data);\n\n\/\/ \u5225\u306equeue\u304b\u3089\u306e\u30b3\u30d4\u30fc\u521d\u671f\u5316\nstd::queue&lt;int&gt; original_queue;\noriginal_queue.push(1);\noriginal_queue.push(2);\nstd::queue&lt;int&gt; copied_queue = original_queue;  \/\/ \u30b3\u30d4\u30fc\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u8981\u7d20\u306e\u8ffd\u52a0\u3068\u524a\u9664\u306e\u57fa\u672c\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>\u30ad\u30e5\u30fc\u3078\u306e\u8981\u7d20\u306e\u8ffd\u52a0\u3068\u524a\u9664\u306f\u3001\u6700\u3082\u57fa\u672c\u7684\u3067\u91cd\u8981\u306a\u64cd\u4f5c\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-12\">\u8981\u7d20\u306e\u8ffd\u52a0\uff08push\u64cd\u4f5c\uff09<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">std::queue&lt;int&gt; q;\n\n\/\/ \u57fa\u672c\u7684\u306a\u8ffd\u52a0\u64cd\u4f5c\nq.push(42);             \/\/ \u5024\u306e\u76f4\u63a5\u8ffd\u52a0\n\n\/\/ \u5909\u6570\u304b\u3089\u306e\u8ffd\u52a0\nint value = 100;\nq.push(value);\n\n\/\/ \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u8ffd\u52a0\uff08\u30b3\u30d4\u30fc\uff09\nstd::string str = \"Hello\";\nstd::queue&lt;std::string&gt; str_queue;\nstr_queue.push(str);\n\n\/\/ \u8907\u6570\u8981\u7d20\u306e\u9023\u7d9a\u8ffd\u52a0\nfor (int i = 0; i &lt; 5; i++) {\n    q.push(i * 10);    \/\/ 0, 10, 20, 30, 40 \u3092\u8ffd\u52a0\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-13\">\u8981\u7d20\u306e\u524a\u9664\uff08pop\u64cd\u4f5c\uff09<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u672c\u7684\u306a\u524a\u9664\u64cd\u4f5c\nif (!q.empty()) {       \/\/ \u7a7a\u30c1\u30a7\u30c3\u30af\u306f\u91cd\u8981\n    q.pop();           \/\/ \u5148\u982d\u8981\u7d20\u3092\u524a\u9664\n}\n\n\/\/ \u5024\u3092\u53d6\u5f97\u3057\u3066\u304b\u3089\u524a\u9664\u3059\u308b\u5b89\u5168\u306a\u30d1\u30bf\u30fc\u30f3\nif (!q.empty()) {\n    int front_value = q.front();  \/\/ \u5148\u982d\u5024\u3092\u53d6\u5f97\n    q.pop();                      \/\/ \u524a\u9664\n    \/\/ front_value\u3092\u4f7f\u7528\n}\n\n\/\/ \u8907\u6570\u8981\u7d20\u306e\u524a\u9664\nwhile (!q.empty()) {\n    q.pop();           \/\/ \u30ad\u30e5\u30fc\u304c\u7a7a\u306b\u306a\u308b\u307e\u3067\u524a\u9664\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5\u3068\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<p>\u30ad\u30e5\u30fc\u306e\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u6ce8\u610f\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-15\">\u5b89\u5168\u306a\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">std::queue&lt;int&gt; q;\nq.push(1);\nq.push(2);\nq.push(3);\n\n\/\/ \u5148\u982d\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\nif (!q.empty()) {\n    std::cout &lt;&lt; \"Front element: \" &lt;&lt; q.front() &lt;&lt; std::endl;\n}\n\n\/\/ \u672b\u5c3e\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\nif (!q.empty()) {\n    std::cout &lt;&lt; \"Back element: \" &lt;&lt; q.back() &lt;&lt; std::endl;\n}\n\n\/\/ \u30b5\u30a4\u30ba\u306e\u78ba\u8a8d\nstd::cout &lt;&lt; \"Queue size: \" &lt;&lt; q.size() &lt;&lt; std::endl;\n\n\/\/ \u7a7a\u304b\u3069\u3046\u304b\u306e\u78ba\u8a8d\nif (q.empty()) {\n    std::cout &lt;&lt; \"Queue is empty\" &lt;&lt; std::endl;\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-16\">\u3088\u304f\u3042\u308b\u9593\u9055\u3044\u3068\u5bfe\u51e6\u6cd5<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7a7a\u306e\u30ad\u30e5\u30fc\u3078\u306e\u30a2\u30af\u30bb\u30b9<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">std::queue&lt;int&gt; q;\n\/\/ \u9593\u9055\u3063\u305f\u4f7f\u7528\u6cd5\n\/\/ q.front();  \/\/ \u672a\u5b9a\u7fa9\u52d5\u4f5c\n\n\/\/ \u6b63\u3057\u3044\u4f7f\u7528\u6cd5\nif (!q.empty()) {\n    int value = q.front();\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30a4\u30c6\u30ec\u30fc\u30bf\u306e\u4f7f\u7528\u8a66\u884c<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">std::queue&lt;int&gt; q;\n\/\/ \u9593\u9055\u3063\u305f\u4f7f\u7528\u6cd5\n\/\/ for (auto it = q.begin(); it != q.end(); ++it) {}  \/\/ \u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\n\n\/\/ \u6b63\u3057\u3044\u4f7f\u7528\u6cd5\uff08\u5168\u8981\u7d20\u306e\u51e6\u7406\uff09\nstd::queue&lt;int&gt; temp = q;  \/\/ \u30b3\u30d4\u30fc\u3092\u4f5c\u6210\nwhile (!temp.empty()) {\n    int value = temp.front();\n    temp.pop();\n    \/\/ value\u306e\u51e6\u7406\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u4f8b\u5916\u5b89\u5168\u306a\u30dd\u30c3\u30d7\u51e6\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nbool safe_pop(std::queue&lt;T&gt;&amp; q, T&amp; value) {\n    if (q.empty()) {\n        return false;\n    }\n    value = q.front();\n    q.pop();\n    return true;\n}\n\n\/\/ \u4f7f\u7528\u4f8b\nint value;\nstd::queue&lt;int&gt; q;\nif (safe_pop(q, value)) {\n    \/\/ value\u3092\u4f7f\u7528\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u57fa\u672c\u64cd\u4f5c\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u3053\u3068\u3067\u3001queue\u30af\u30e9\u30b9\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-17\">\u5b9f\u8df5\u3067\u4f7f\u3048\u308bqueue\u30af\u30e9\u30b9\u306e\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306aqueue\u306e\u5b9f\u88c5\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u74b0\u5883\u3067queue\u3092\u5b89\u5168\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u5b9f\u88c5\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-19\">\u30df\u30e5\u30fc\u30c6\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3057\u305f\u57fa\u672c\u5b9f\u88c5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;queue&gt;\n#include &lt;mutex&gt;\n#include &lt;condition_variable&gt;\n\ntemplate&lt;typename T&gt;\nclass ThreadSafeQueue {\nprivate:\n    std::queue&lt;T&gt; queue;\n    mutable std::mutex mutex;\n    std::condition_variable not_empty;\n\npublic:\n    \/\/ \u8981\u7d20\u306e\u8ffd\u52a0\n    void push(T value) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        queue.push(std::move(value));\n        not_empty.notify_one();\n    }\n\n    \/\/ \u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057\uff08\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u7248\uff09\n    T pop() {\n        std::unique_lock&lt;std::mutex&gt; lock(mutex);\n        not_empty.wait(lock, [this] { return !queue.empty(); });\n        T value = std::move(queue.front());\n        queue.pop();\n        return value;\n    }\n\n    \/\/ \u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057\uff08\u975e\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u7248\uff09\n    bool try_pop(T&amp; value) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        if (queue.empty()) {\n            return false;\n        }\n        value = std::move(queue.front());\n        queue.pop();\n        return true;\n    }\n\n    \/\/ \u7a7a\u30c1\u30a7\u30c3\u30af\n    bool empty() const {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        return queue.empty();\n    }\n\n    \/\/ \u30b5\u30a4\u30ba\u53d6\u5f97\n    size_t size() const {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        return queue.size();\n    }\n};<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-20\">\u4f7f\u7528\u4f8b<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u30ad\u30e5\u30fc\u306e\u4f7f\u7528\u4f8b\nThreadSafeQueue&lt;int&gt; safe_queue;\n\n\/\/ \u751f\u7523\u8005\u30b9\u30ec\u30c3\u30c9\nstd::thread producer([&amp;safe_queue]() {\n    for (int i = 0; i &lt; 10; ++i) {\n        safe_queue.push(i);\n        std::this_thread::sleep_for(std::chrono::milliseconds(100));\n    }\n});\n\n\/\/ \u6d88\u8cbb\u8005\u30b9\u30ec\u30c3\u30c9\nstd::thread consumer([&amp;safe_queue]() {\n    while (true) {\n        int value;\n        if (safe_queue.try_pop(value)) {\n            std::cout &lt;&lt; \"Consumed: \" &lt;&lt; value &lt;&lt; std::endl;\n        }\n        std::this_thread::sleep_for(std::chrono::milliseconds(50));\n    }\n});<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<p>queue\u306e\u6027\u80fd\u3092\u6700\u5927\u9650\u5f15\u304d\u51fa\u3059\u305f\u3081\u306e\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-22\">\u30e1\u30e2\u30ea\u4e88\u7d04\u306b\u3088\u308b\u6700\u9069\u5316<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u6700\u9069\u5316\ntemplate&lt;typename T&gt;\nclass OptimizedQueue {\nprivate:\n    std::queue&lt;T, std::deque&lt;T&gt;&gt; queue;\n    static const size_t INITIAL_CAPACITY = 1000;\n\npublic:\n    OptimizedQueue() {\n        \/\/ \u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30c6\u30ca\uff08deque\uff09\u306e\u30e1\u30e2\u30ea\u3092\u4e88\u7d04\n        queue.get_container().reserve(INITIAL_CAPACITY);\n    }\n\n    \/\/ \u305d\u306e\u4ed6\u306e\u30e1\u30f3\u30d0\u95a2\u6570\n};<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-23\">\u30d0\u30c3\u30c1\u51e6\u7406\u306b\u3088\u308b\u6700\u9069\u5316<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T, size_t BATCH_SIZE = 100&gt;\nclass BatchProcessingQueue {\nprivate:\n    std::queue&lt;T&gt; queue;\n    std::vector&lt;T&gt; batch_buffer;\n\npublic:\n    void push_batch(const std::vector&lt;T&gt;&amp; items) {\n        for (const auto&amp; item : items) {\n            queue.push(item);\n        }\n    }\n\n    std::vector&lt;T&gt; pop_batch() {\n        std::vector&lt;T&gt; result;\n        result.reserve(BATCH_SIZE);\n\n        for (size_t i = 0; i &lt; BATCH_SIZE &amp;&amp; !queue.empty(); ++i) {\n            result.push_back(std::move(queue.front()));\n            queue.pop();\n        }\n\n        return result;\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-24\">\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u30b3\u30c4\u3068\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<p>\u52b9\u7387\u7684\u306a\u30e1\u30e2\u30ea\u7ba1\u7406\u3068\u4e00\u822c\u7684\u306a\u554f\u984c\u306e\u56de\u907f\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-25\">\u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u306e\u6d3b\u7528<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u3092\u4f7f\u7528\u3057\u305f\u30e1\u30e2\u30ea\u5b89\u5168\u306aqueue\nstd::queue&lt;std::unique_ptr&lt;int&gt;&gt; safe_ptr_queue;\n\n\/\/ \u8981\u7d20\u306e\u8ffd\u52a0\nsafe_ptr_queue.push(std::make_unique&lt;int&gt;(42));\n\n\/\/ \u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057\nif (!safe_ptr_queue.empty()) {\n    std::unique_ptr&lt;int&gt; value = std::move(safe_ptr_queue.front());\n    safe_ptr_queue.pop();\n    \/\/ value\u306f\u81ea\u52d5\u7684\u306b\u89e3\u653e\u3055\u308c\u308b\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-26\">\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u9632\u6b62<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass MemorySafeQueue {\nprivate:\n    std::queue&lt;std::shared_ptr&lt;T&gt;&gt; queue;\n\npublic:\n    void push(const T&amp; value) {\n        queue.push(std::make_shared&lt;T&gt;(value));\n    }\n\n    bool pop(T&amp; value) {\n        if (queue.empty()) {\n            return false;\n        }\n\n        value = *queue.front();\n        queue.pop();\n        return true;\n    }\n\n    \/\/ \u30c7\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u81ea\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u89e3\u653e\n    ~MemorySafeQueue() {\n        while (!queue.empty()) {\n            queue.pop();  \/\/ shared_ptr\u304c\u81ea\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u3092\u89e3\u653e\n        }\n    }\n};<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-27\">\u30ab\u30b9\u30bf\u30e0\u30e1\u30e2\u30ea\u30a2\u30ed\u30b1\u30fc\u30bf\u306e\u4f7f\u7528<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass CustomAllocator {\n    \/\/ \u30ab\u30b9\u30bf\u30e0\u30a2\u30ed\u30b1\u30fc\u30bf\u306e\u5b9f\u88c5\n};\n\n\/\/ \u30ab\u30b9\u30bf\u30e0\u30a2\u30ed\u30b1\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u305fqueue\nstd::queue&lt;int, std::deque&lt;int, CustomAllocator&lt;int&gt;&gt;&gt; custom_alloc_queue;<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u5b89\u5168\u3067\u52b9\u7387\u7684\u306aqueue\u306e\u5b9f\u88c5\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u77e5\u8b58\u3092\u6d3b\u304b\u3057\u305f\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u4f8b\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-28\">queue\u30af\u30e9\u30b9\u306e\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u4f8b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">\u975e\u540c\u671f\u51e6\u7406\u306b\u304a\u3051\u308bqueue\u306e\u6d3b\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u975e\u540c\u671f\u51e6\u7406\u3067queue\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u65b9\u6cd5\u3092\u3001\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u4f8b\u3068\u5171\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-30\">\u30bf\u30b9\u30af\u30ad\u30e5\u30fc\u306e\u5b9f\u88c5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;queue&gt;\n#include &lt;future&gt;\n#include &lt;functional&gt;\n\nclass AsyncTaskQueue {\nprivate:\n    std::queue&lt;std::function&lt;void()&gt;&gt; tasks;\n    std::mutex mutex;\n    std::condition_variable condition;\n    bool stop_flag;\n\npublic:\n    AsyncTaskQueue() : stop_flag(false) {}\n\n    \/\/ \u30bf\u30b9\u30af\u306e\u8ffd\u52a0\n    template&lt;typename F&gt;\n    void enqueue_task(F&amp;&amp; task) {\n        {\n            std::lock_guard&lt;std::mutex&gt; lock(mutex);\n            tasks.push(std::forward&lt;F&gt;(task));\n        }\n        condition.notify_one();\n    }\n\n    \/\/ \u30bf\u30b9\u30af\u306e\u5b9f\u884c\n    void run() {\n        while (true) {\n            std::function&lt;void()&gt; task;\n            {\n                std::unique_lock&lt;std::mutex&gt; lock(mutex);\n                condition.wait(lock, [this] {\n                    return !tasks.empty() || stop_flag;\n                });\n\n                if (stop_flag &amp;&amp; tasks.empty()) {\n                    return;\n                }\n\n                task = std::move(tasks.front());\n                tasks.pop();\n            }\n            task();  \/\/ \u30bf\u30b9\u30af\u306e\u5b9f\u884c\n        }\n    }\n\n    \/\/ \u7d42\u4e86\u51e6\u7406\n    void stop() {\n        {\n            std::lock_guard&lt;std::mutex&gt; lock(mutex);\n            stop_flag = true;\n        }\n        condition.notify_all();\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nint main() {\n    AsyncTaskQueue task_queue;\n\n    \/\/ \u30ef\u30fc\u30ab\u30fc\u30b9\u30ec\u30c3\u30c9\u306e\u958b\u59cb\n    std::thread worker([&amp;task_queue] {\n        task_queue.run();\n    });\n\n    \/\/ \u30bf\u30b9\u30af\u306e\u8ffd\u52a0\n    for (int i = 0; i &lt; 5; ++i) {\n        task_queue.enqueue_task([i] {\n            std::cout &lt;&lt; \"Task \" &lt;&lt; i &lt;&lt; \" executed\\n\";\n        });\n    }\n\n    \/\/ \u7d42\u4e86\u51e6\u7406\n    task_queue.stop();\n    worker.join();\n    return 0;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-31\">\u751f\u7523\u8005-\u6d88\u8cbb\u8005\u30d1\u30bf\u30fc\u30f3\u306e\u5b9f\u88c5\u4f8b<\/h3>\n\n\n\n<p>\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u74b0\u5883\u3067\u306e\u751f\u7523\u8005-\u6d88\u8cbb\u8005\u30d1\u30bf\u30fc\u30f3\u306e\u5b9f\u88c5\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass ProducerConsumerQueue {\nprivate:\n    std::queue&lt;T&gt; queue;\n    std::mutex mutex;\n    std::condition_variable not_empty;\n    std::condition_variable not_full;\n    size_t capacity;\n    bool finished;\n\npublic:\n    explicit ProducerConsumerQueue(size_t max_size)\n        : capacity(max_size), finished(false) {}\n\n    \/\/ \u751f\u7523\u8005\u7528\u30e1\u30bd\u30c3\u30c9\n    bool produce(T item) {\n        std::unique_lock&lt;std::mutex&gt; lock(mutex);\n        while (queue.size() &gt;= capacity &amp;&amp; !finished) {\n            not_full.wait(lock);\n        }\n\n        if (finished) return false;\n\n        queue.push(std::move(item));\n        not_empty.notify_one();\n        return true;\n    }\n\n    \/\/ \u6d88\u8cbb\u8005\u7528\u30e1\u30bd\u30c3\u30c9\n    bool consume(T&amp; item) {\n        std::unique_lock&lt;std::mutex&gt; lock(mutex);\n        while (queue.empty() &amp;&amp; !finished) {\n            not_empty.wait(lock);\n        }\n\n        if (queue.empty() &amp;&amp; finished) return false;\n\n        item = std::move(queue.front());\n        queue.pop();\n        not_full.notify_one();\n        return true;\n    }\n\n    \/\/ \u7d42\u4e86\u901a\u77e5\n    void finish() {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        finished = true;\n        not_empty.notify_all();\n        not_full.notify_all();\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid producer_consumer_example() {\n    ProducerConsumerQueue&lt;int&gt; queue(10);\n\n    \/\/ \u751f\u7523\u8005\u30b9\u30ec\u30c3\u30c9\n    std::thread producer([&amp;queue] {\n        for (int i = 0; i &lt; 20; ++i) {\n            if (!queue.produce(i)) {\n                break;\n            }\n            std::this_thread::sleep_for(std::chrono::milliseconds(100));\n        }\n        queue.finish();\n    });\n\n    \/\/ \u6d88\u8cbb\u8005\u30b9\u30ec\u30c3\u30c9\n    std::thread consumer([&amp;queue] {\n        int value;\n        while (queue.consume(value)) {\n            std::cout &lt;&lt; \"Consumed: \" &lt;&lt; value &lt;&lt; std::endl;\n            std::this_thread::sleep_for(std::chrono::milliseconds(200));\n        }\n    });\n\n    producer.join();\n    consumer.join();\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">\u5b9f\u52d9\u3067\u3088\u304f\u906d\u9047\u3059\u308b\u30a8\u30e9\u30fc\u3068\u5bfe\u51e6\u6cd5<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-33\">1. \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u9632\u6b62<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u3092\u4f7f\u7528\u3057\u305f\u30a8\u30e9\u30fc\u5b89\u5168\u306a\u5b9f\u88c5\nclass ErrorSafeQueue {\nprivate:\n    std::queue&lt;std::shared_ptr&lt;void&gt;&gt; resource_queue;\n    std::mutex mutex;\n\npublic:\n    template&lt;typename T&gt;\n    void safe_push(T* resource) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        resource_queue.push(std::shared_ptr&lt;void&gt;(resource));\n    }\n\n    template&lt;typename T&gt;\n    std::shared_ptr&lt;T&gt; safe_pop() {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        if (resource_queue.empty()) {\n            throw std::runtime_error(\"Queue is empty\");\n        }\n\n        auto resource = std::static_pointer_cast&lt;T&gt;(resource_queue.front());\n        resource_queue.pop();\n        return resource;\n    }\n};<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-34\">2. \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u9632\u6b62<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class DeadlockSafeQueue {\nprivate:\n    std::queue&lt;int&gt; queue;\n    std::mutex mutex;\n    std::chrono::milliseconds timeout{100};\n\npublic:\n    bool try_push(int value) {\n        if (mutex.try_lock_for(timeout)) {\n            queue.push(value);\n            mutex.unlock();\n            return true;\n        }\n        return false;\n    }\n\n    bool try_pop(int&amp; value) {\n        if (mutex.try_lock_for(timeout)) {\n            if (!queue.empty()) {\n                value = queue.front();\n                queue.pop();\n                mutex.unlock();\n                return true;\n            }\n            mutex.unlock();\n        }\n        return false;\n    }\n};<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-35\">3. \u4f8b\u5916\u5b89\u5168\u6027\u306e\u78ba\u4fdd<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass ExceptionSafeQueue {\nprivate:\n    std::queue&lt;T&gt; queue;\n    std::mutex mutex;\n\npublic:\n    void push(const T&amp; value) noexcept(std::is_nothrow_copy_constructible&lt;T&gt;::value) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        try {\n            queue.push(value);\n        } catch (...) {\n            \/\/ \u30ed\u30b0\u8a18\u9332\u3084\u9069\u5207\u306a\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\n        }\n    }\n\n    bool pop(T&amp; value) noexcept {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        if (queue.empty()) {\n            return false;\n        }\n\n        try {\n            value = std::move(queue.front());\n            queue.pop();\n            return true;\n        } catch (...) {\n            return false;\n        }\n    }\n};<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u4f8b\u3068\u30a8\u30e9\u30fc\u51e6\u7406\u30d1\u30bf\u30fc\u30f3\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3055\u3089\u306b\u767a\u5c55\u7684\u306a\u8a71\u984c\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-36\">queue\u30af\u30e9\u30b9\u306e\u5fdc\u7528\u3068\u767a\u5c55\u7684\u306a\u8a71\u984c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-37\">\u30ab\u30b9\u30bf\u30e0\u30a2\u30ed\u30b1\u30fc\u30bf\u306e\u4f7f\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30e1\u30e2\u30ea\u5272\u308a\u5f53\u3066\u306e\u52b9\u7387\u5316\u3068\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3092\u5b9f\u73fe\u3059\u308b\u30ab\u30b9\u30bf\u30e0\u30a2\u30ed\u30b1\u30fc\u30bf\u306e\u5b9f\u88c5\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-38\">\u30e1\u30e2\u30ea\u30d7\u30fc\u30eb\u578b\u30a2\u30ed\u30b1\u30fc\u30bf\u306e\u5b9f\u88c5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T, size_t BlockSize = 4096&gt;\nclass PoolAllocator {\nprivate:\n    struct Block {\n        Block* next;\n    };\n\n    struct Pool {\n        Block* free_list;\n        std::size_t remaining;\n        char* current;\n        std::vector&lt;std::unique_ptr&lt;char[]&gt;&gt; blocks;\n\n        Pool() : free_list(nullptr), remaining(0), current(nullptr) {}\n    };\n\n    Pool pool;\n\npublic:\n    using value_type = T;\n    using pointer = T*;\n    using const_pointer = const T*;\n    using reference = T&amp;;\n    using const_reference = const T&amp;;\n    using size_type = std::size_t;\n    using difference_type = std::ptrdiff_t;\n\n    template&lt;typename U&gt;\n    struct rebind {\n        using other = PoolAllocator&lt;U, BlockSize&gt;;\n    };\n\n    PoolAllocator() = default;\n\n    pointer allocate(size_type n) {\n        if (n * sizeof(T) &gt; BlockSize) {\n            return static_cast&lt;pointer&gt;(::operator new(n * sizeof(T)));\n        }\n\n        if (pool.free_list != nullptr) {\n            auto p = reinterpret_cast&lt;pointer&gt;(pool.free_list);\n            pool.free_list = pool.free_list-&gt;next;\n            return p;\n        }\n\n        if (pool.remaining &lt; sizeof(T)) {\n            auto new_block = std::make_unique&lt;char[]&gt;(BlockSize);\n            pool.current = new_block.get();\n            pool.remaining = BlockSize;\n            pool.blocks.push_back(std::move(new_block));\n        }\n\n        auto p = reinterpret_cast&lt;pointer&gt;(pool.current);\n        pool.current += sizeof(T);\n        pool.remaining -= sizeof(T);\n        return p;\n    }\n\n    void deallocate(pointer p, size_type n) {\n        if (n * sizeof(T) &gt; BlockSize) {\n            ::operator delete(p);\n            return;\n        }\n\n        auto block = reinterpret_cast&lt;Block*&gt;(p);\n        block-&gt;next = pool.free_list;\n        pool.free_list = block;\n    }\n\n    template&lt;typename U, typename... Args&gt;\n    void construct(U* p, Args&amp;&amp;... args) {\n        new(p) U(std::forward&lt;Args&gt;(args)...);\n    }\n\n    template&lt;typename U&gt;\n    void destroy(U* p) {\n        p-&gt;~U();\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nstd::queue&lt;int, std::deque&lt;int, PoolAllocator&lt;int&gt;&gt;&gt; optimized_queue;<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-39\">\u512a\u5148\u5ea6\u4ed8\u304dqueue\u3078\u306e\u62e1\u5f35<\/h3>\n\n\n\n<p>\u6a19\u6e96\u306e\u512a\u5148\u5ea6\u4ed8\u304dqueue\u3092\u62e1\u5f35\u3057\u305f\u3001\u3088\u308a\u67d4\u8edf\u306a\u5b9f\u88c5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T, typename Priority = int&gt;\nclass FlexiblePriorityQueue {\nprivate:\n    struct Item {\n        T value;\n        Priority priority;\n        std::chrono::steady_clock::time_point timestamp;\n\n        bool operator&lt;(const Item&amp; other) const {\n            if (priority != other.priority) {\n                return priority &lt; other.priority;\n            }\n            return timestamp &gt; other.timestamp;  \/\/ \u540c\u3058\u512a\u5148\u5ea6\u306a\u3089\u5148\u306b\u5165\u308c\u305f\u3082\u306e\u3092\u512a\u5148\n        }\n    };\n\n    std::priority_queue&lt;Item&gt; queue;\n    std::mutex mutex;\n\npublic:\n    void push(const T&amp; value, Priority priority) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        queue.push({value, priority, std::chrono::steady_clock::now()});\n    }\n\n    bool try_pop(T&amp; value) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        if (queue.empty()) {\n            return false;\n        }\n\n        value = queue.top().value;\n        queue.pop();\n        return true;\n    }\n\n    \/\/ \u512a\u5148\u5ea6\u306e\u52d5\u7684\u306a\u5909\u66f4\n    template&lt;typename Predicate&gt;\n    void update_priority(const Predicate&amp; pred, Priority new_priority) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        std::vector&lt;Item&gt; items;\n\n        \/\/ \u73fe\u5728\u306e\u30ad\u30e5\u30fc\u306e\u5185\u5bb9\u3092\u4fdd\u5b58\n        while (!queue.empty()) {\n            items.push_back(queue.top());\n            queue.pop();\n        }\n\n        \/\/ \u512a\u5148\u5ea6\u306e\u66f4\u65b0\u3068\u518d\u633f\u5165\n        for (auto&amp; item : items) {\n            if (pred(item.value)) {\n                item.priority = new_priority;\n            }\n            queue.push(item);\n        }\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid priority_queue_example() {\n    FlexiblePriorityQueue&lt;std::string&gt; task_queue;\n\n    \/\/ \u30bf\u30b9\u30af\u306e\u8ffd\u52a0\n    task_queue.push(\"\u91cd\u8981\u306a\u30bf\u30b9\u30af\", 3);\n    task_queue.push(\"\u901a\u5e38\u306e\u30bf\u30b9\u30af\", 2);\n    task_queue.push(\"\u4f4e\u512a\u5148\u5ea6\u30bf\u30b9\u30af\", 1);\n\n    \/\/ \u512a\u5148\u5ea6\u306e\u52d5\u7684\u306a\u5909\u66f4\n    task_queue.update_priority(\n        [](const std::string&amp; task) { return task == \"\u901a\u5e38\u306e\u30bf\u30b9\u30af\"; },\n        3  \/\/ \u512a\u5148\u5ea6\u3092\u4e0a\u3052\u308b\n    );\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-40\">\u4e26\u884c\u51e6\u7406\u306b\u304a\u3051\u308bqueue\u306e\u6d3b\u7528\u8853<\/h3>\n\n\n\n<p>\u8907\u6570\u30b9\u30ec\u30c3\u30c9\u3067\u306e\u52b9\u7387\u7684\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u5b9f\u73fe\u3059\u308b\u4e26\u884c\u51e6\u7406\u30d1\u30bf\u30fc\u30f3\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-41\">\u30ef\u30fc\u30af\u30b9\u30c6\u30a3\u30fc\u30ea\u30f3\u30b0\u30ad\u30e5\u30fc<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass WorkStealingQueue {\nprivate:\n    struct Node {\n        T data;\n        std::unique_ptr&lt;Node&gt; next;\n\n        Node(T value) : data(std::move(value)), next(nullptr) {}\n    };\n\n    std::unique_ptr&lt;Node&gt; head;\n    Node* tail;\n    std::mutex mutex;\n    std::atomic&lt;size_t&gt; size;\n\npublic:\n    WorkStealingQueue() : head(nullptr), tail(nullptr), size(0) {}\n\n    \/\/ \u6240\u6709\u30b9\u30ec\u30c3\u30c9\u306b\u3088\u308b\u8ffd\u52a0\uff08LIFO\uff09\n    void push(T value) {\n        auto new_node = std::make_unique&lt;Node&gt;(std::move(value));\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n\n        if (!head) {\n            head = std::move(new_node);\n            tail = head.get();\n        } else {\n            new_node-&gt;next = std::move(head);\n            head = std::move(new_node);\n        }\n        size++;\n    }\n\n    \/\/ \u6240\u6709\u30b9\u30ec\u30c3\u30c9\u306b\u3088\u308b\u53d6\u308a\u51fa\u3057\uff08LIFO\uff09\n    bool pop(T&amp; value) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        if (!head) {\n            return false;\n        }\n\n        value = std::move(head-&gt;data);\n        head = std::move(head-&gt;next);\n        if (!head) {\n            tail = nullptr;\n        }\n        size--;\n        return true;\n    }\n\n    \/\/ \u4ed6\u30b9\u30ec\u30c3\u30c9\u306b\u3088\u308b\u53d6\u308a\u51fa\u3057\uff08FIFO\uff09\n    bool steal(T&amp; value) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        if (!tail) {\n            return false;\n        }\n\n        value = std::move(tail-&gt;data);\n        if (head.get() == tail) {\n            head = nullptr;\n            tail = nullptr;\n        } else {\n            Node* current = head.get();\n            while (current-&gt;next.get() != tail) {\n                current = current-&gt;next.get();\n            }\n            tail = current;\n            tail-&gt;next = nullptr;\n        }\n        size--;\n        return true;\n    }\n\n    size_t get_size() const {\n        return size.load();\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid work_stealing_example() {\n    std::vector&lt;WorkStealingQueue&lt;int&gt;&gt; queues(4);  \/\/ \u30ef\u30fc\u30ab\u30fc\u6570\u5206\u306e\u30ad\u30e5\u30fc\n    std::vector&lt;std::thread&gt; workers;\n\n    \/\/ \u30ef\u30fc\u30ab\u30fc\u30b9\u30ec\u30c3\u30c9\u306e\u51e6\u7406\n    auto worker_function = [&amp;](int id) {\n        while (true) {\n            int task;\n            if (queues[id].pop(task)) {\n                \/\/ \u81ea\u8eab\u306e\u30ad\u30e5\u30fc\u304b\u3089\u30bf\u30b9\u30af\u3092\u51e6\u7406\n                process_task(task);\n            } else {\n                \/\/ \u4ed6\u306e\u30ad\u30e5\u30fc\u304b\u3089\u30bf\u30b9\u30af\u3092\u76d7\u3080\n                for (int i = 0; i &lt; queues.size(); ++i) {\n                    if (i != id &amp;&amp; queues[i].steal(task)) {\n                        process_task(task);\n                        break;\n                    }\n                }\n            }\n        }\n    };\n\n    \/\/ \u30ef\u30fc\u30ab\u30fc\u30b9\u30ec\u30c3\u30c9\u306e\u8d77\u52d5\n    for (int i = 0; i &lt; queues.size(); ++i) {\n        workers.emplace_back(worker_function, i);\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u9ad8\u5ea6\u306a\u5b9f\u88c5\u4f8b\u3068\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u52b9\u7387\u7684\u3067\u67d4\u8edf\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u5b9f\u969b\u306e\u4f7f\u7528\u6642\u306b\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8981\u4ef6\u3084\u5236\u7d04\u306b\u5fdc\u3058\u3066\u3001\u9069\u5207\u306a\u5b9f\u88c5\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":{"0":"post-1804","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-cpp","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1804","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1804"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1804\/revisions"}],"predecessor-version":[{"id":1805,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1804\/revisions\/1805"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}