{"id":66779,"date":"2025-05-03T13:27:03","date_gmt":"2025-05-03T05:27:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66779\/"},"modified":"2025-05-03T13:27:03","modified_gmt":"2025-05-03T05:27:03","slug":"java%e4%ba%8c%e7%bb%b4%e6%95%b0%e7%bb%84%e9%87%8c%e6%80%8e%e4%b9%88%e4%bb%bb%e6%84%8f%e8%be%93%e5%85%a5-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66779\/","title":{"rendered":"java\u4e8c\u7ef4\u6570\u7ec4\u91cc\u600e\u4e48\u4efb\u610f\u8f93\u5165"},"content":{"rendered":"

\n \u5728 java \u4e2d\u4efb\u610f\u8f93\u5165\u4e8c\u7ef4\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u58f0\u660e\u6570\u7ec4\uff1aint[][] array = new introws\u3002\u5faa\u73af\u8f93\u5165\u5143\u7d20\uff1a\u4f7f\u7528 scanner \u83b7\u53d6\u7528\u6237\u8f93\u5165\u5e76\u586b\u5145\u6570\u7ec4\u3002\u5173\u95ed scanner\u3002\n<\/p><\/blockquote>\n

\"java\u4e8c\u7ef4\u6570\u7ec4\u91cc\u600e\u4e48\u4efb\u610f\u8f93\u5165\u63d2\u56fe\"<\/p>\n

Java \u4e8c\u7ef4\u6570\u7ec4\u4efb\u610f\u8f93\u5165<\/strong><\/p>\n

\u5982\u4f55\u5728 Java \u4e2d\u4efb\u610f\u8f93\u5165\u4e8c\u7ef4\u6570\u7ec4\uff1f<\/strong><\/p>\n

\u60a8\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5728 Java \u4e2d\u4efb\u610f\u8f93\u5165\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n

    \n
  1. \u58f0\u660e\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/strong><\/li>\n<\/ol>\n
    int[][] array = new int[rows][columns];<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u5176\u4e2d\uff0crows<\/em> \u662f\u6570\u7ec4\u7684\u884c\u6570\uff0ccolumns<\/em> \u662f\u5217\u6570\u3002<\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
      \n
    1. \u4f7f\u7528\u5faa\u73af\u8f93\u5165\u5143\u7d20\uff1a<\/strong><\/li>\n<\/ol>\n
      \u5bf9\u4e8e\u6bcf\u4e2a\u884c i \u548c\u5217 j\uff0c\u4f7f\u7528 Scanner \u7c7b\u83b7\u53d6\u7528\u6237\u7684\u8f93\u5165\uff1a<\/p>\n
      Scanner scanner = new Scanner(System.in);\nfor (int i = 0; i < rows; i++) {\n    for (int j = 0; j < columns; j++) {\n        array[i][j] = scanner.nextInt();\n    }\n}<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \n
      1. \u5173\u95ed Scanner\uff1a<\/strong><\/li>\n<\/ol>\n
        scanner.close();<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u793a\u4f8b\uff1a<\/strong><\/p>\n
        import java.util.Scanner;\n\npublic class Input2DArray {\n\n    public static void main(String[] args) {\n        Scanner scanner = new Scanner(System.in);\n\n        System.out.print(\"\u8f93\u5165\u884c\u6570\uff1a\");\n        int rows = scanner.nextInt();\n\n        System.out.print(\"\u8f93\u5165\u5217\u6570\uff1a\");\n        int columns = scanner.nextInt();\n\n        int[][] array = new int[rows][columns];\n\n        \/\/ \u8f93\u5165\u5143\u7d20\n        for (int i = 0; i < rows; i++) {\n            for (int j = 0; j < columns; j++) {\n                System.out.printf(\"\u8f93\u5165\u7b2c %d \u884c\u3001\u7b2c %d \u5217\u7684\u5143\u7d20\uff1a\", i + 1, j + 1);\n                array[i][j] = scanner.nextInt();\n            }\n        }\n\n        \/\/ \u5173\u95ed Scanner\n        scanner.close();\n\n        \/\/ \u8f93\u51fa\u6570\u7ec4\n        for (int[] row : array) {\n            for (int element : row) {\n                System.out.print(element + \" \");\n            }\n            System.out.println();\n        }\n    }\n}<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u4ee5\u4e0a\u5c31\u662fjava\u4e8c\u7ef4\u6570\u7ec4\u91cc\u600e\u4e48\u4efb\u610f\u8f93\u5165\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u5728 java \u4e2d\u4efb\u610f\u8f93\u5165\u4e8c\u7ef4\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u58f0\u660e\u6570\u7ec4\uff1aint[][] array = new introws\u3002\u5faa\u73af\u8f93\u5165\u5143\u7d20\uff1a\u4f7f\u7528 scanner \u83b7\u53d6\u7528\u6237\u8f93\u5165\u5e76\u586b\u5145\u6570\u7ec4\u3002\u5173\u95ed scanner\u3002 Java \u4e8c\u7ef4\u6570\u7ec4\u4efb\u610f\u8f93\u5165 \u5982\u4f55\u5728 Java \u4e2d\u4efb\u610f\u8f93\u5165\u4e8c\u7ef4\u6570\u7ec4\uff1f \u60a8\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5728 Java \u4e2d\u4efb\u610f\u8f93\u5165\u4e8c\u7ef4\u6570\u7ec4\uff1a \u58f0\u660e\u4e8c\u7ef4\u6570\u7ec4\uff1a int[][] array = new int[rows][columns]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0crows \u662f\u6570\u7ec4\u7684\u884c\u6570\uff0ccolumns \u662f\u5217\u6570\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4f7f\u7528\u5faa\u73af\u8f93\u5165\u5143\u7d20\uff1a \u5bf9\u4e8e\u6bcf\u4e2a\u884c i \u548c\u5217 j\uff0c\u4f7f\u7528 Scanner \u7c7b\u83b7\u53d6\u7528\u6237\u7684\u8f93\u5165\uff1a Scanner scanner = new Scanner(System.in); for (int i = 0; i < rows; i++) { for (int j = […]<\/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-66779","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66779","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=66779"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66779\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66779"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66779"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66779"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}