{"id":34913,"date":"2024-11-26T12:30:30","date_gmt":"2024-11-26T04:30:30","guid":{"rendered":"https:\/\/fwq.ai\/blog\/34913\/"},"modified":"2024-11-26T12:30:30","modified_gmt":"2024-11-26T04:30:30","slug":"java%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e5%b9%b3%e5%9d%87%e5%88%86%e6%80%8e%e4%b9%88%e7%ae%97","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/34913\/","title":{"rendered":"java\u4e8c\u7ef4\u6570\u7ec4\u5e73\u5747\u5206\u600e\u4e48\u7b97"},"content":{"rendered":"<blockquote><p>\n  \u8981\u8ba1\u7b97 java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5e73\u5747\u5206\uff0c\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u786e\u5b9a\u6570\u7ec4\u7684\u603b\u548c\u3002\u8ba1\u7b97\u6570\u7ec4\u7684\u5143\u7d20\u603b\u6570\u3002\u5c06\u603b\u548c\u9664\u4ee5\u5143\u7d20\u603b\u6570\u5f97\u51fa\u5e73\u5747\u5206\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/03\/2024110305453343067.jpg\" class=\"aligncenter\" title=\"java\u4e8c\u7ef4\u6570\u7ec4\u5e73\u5747\u5206\u600e\u4e48\u7b97\u63d2\u56fe\" alt=\"java\u4e8c\u7ef4\u6570\u7ec4\u5e73\u5747\u5206\u600e\u4e48\u7b97\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u8ba1\u7b97 Java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5e73\u5747\u5206<\/strong><\/p>\n<p>\u8ba1\u7b97 Java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5e73\u5747\u5206\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n<p><strong>1. \u786e\u5b9a\u6570\u7ec4\u7684\u603b\u548c<\/strong><\/p>\n<pre>int sum = 0;\nfor (int i = 0; i &lt; array.length; i++) {\n    for (int j = 0; j &lt; array[0].length; j++) {\n        sum += array[i][j];\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u8ba1\u7b97\u6570\u7ec4\u7684\u5143\u7d20\u603b\u6570<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int count = 0;\nfor (int i = 0; i &lt; array.length; i++) {\n    count += array[0].length;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u8ba1\u7b97\u5e73\u5747\u5206<\/strong><\/p>\n<pre>double average = (double) sum \/ count;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>array \u662f\u8981\u8ba1\u7b97\u5e73\u5747\u5206\u7684\u4e8c\u7ef4\u6570\u7ec4<\/li>\n<li>sum \u662f\u6570\u7ec4\u6240\u6709\u5143\u7d20\u7684\u603b\u548c<\/li>\n<li>count \u662f\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u603b\u6570<\/li>\n<li>average \u662f\u6570\u7ec4\u7684\u5e73\u5747\u5206<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<pre>int[][] array = new int[][]{{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};\n\nint sum = 0;\nfor (int i = 0; i &lt; array.length; i++) {\n    for (int j = 0; j &lt; array[0].length; j++) {\n        sum += array[i][j];\n    }\n}\n\nint count = 0;\nfor (int i = 0; i &lt; array.length; i++) {\n    count += array[0].length;\n}\n\ndouble average = (double) sum \/ count;\n\nSystem.out.println(\"\u5e73\u5747\u5206\uff1a\" + average);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8be5\u4ee3\u7801\u5c06\u8ba1\u7b97\u4e8c\u7ef4\u6570\u7ec4 array \u7684\u5e73\u5747\u5206\uff0c\u5e76\u5c06\u5176\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e8c\u7ef4\u6570\u7ec4\u5e73\u5747\u5206\u600e\u4e48\u7b97\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8981\u8ba1\u7b97 java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5e73\u5747\u5206\uff0c\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u786e\u5b9a\u6570\u7ec4\u7684\u603b\u548c\u3002\u8ba1\u7b97\u6570\u7ec4\u7684\u5143\u7d20\u603b\u6570\u3002\u5c06\u603b\u548c\u9664\u4ee5\u5143\u7d20\u603b\u6570\u5f97\u51fa\u5e73\u5747\u5206\u3002 \u5982\u4f55\u8ba1\u7b97 Java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5e73\u5747\u5206 \u8ba1\u7b97 Java \u4e8c\u7ef4\u6570\u7ec4\u7684\u5e73\u5747\u5206\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a 1. \u786e\u5b9a\u6570\u7ec4\u7684\u603b\u548c int sum = 0; for (int i = 0; i &lt; array.length; i++) { for (int j = 0; j &lt; array[0].length; j++) { sum += array[i][j]; } } \u767b\u5f55\u540e\u590d\u5236 2. \u8ba1\u7b97\u6570\u7ec4\u7684\u5143\u7d20\u603b\u6570 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int count = 0; for (int i = 0; i &lt; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-34913","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34913","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=34913"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34913\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=34913"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=34913"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=34913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}