{"id":1070,"date":"2026-01-03T00:03:34","date_gmt":"2026-01-02T16:03:34","guid":{"rendered":"https:\/\/www.guanhaobo.cn\/?p=1070"},"modified":"2026-01-03T00:03:34","modified_gmt":"2026-01-02T16:03:34","slug":"leetcode-179-%e6%9c%80%e5%a4%a7%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.guanhaobo.cn\/?p=1070","title":{"rendered":"LeetCode 179 \u2013 \u6700\u5927\u6570"},"content":{"rendered":"

\u9898\u76ee\u63cf\u8ff0<\/h1>\n

\u7ed9\u5b9a\u4e00\u7ec4\u975e\u8d1f\u6574\u6570 nums\uff0c\u91cd\u65b0\u6392\u5217\u6bcf\u4e2a\u6570\u7684\u987a\u5e8f\uff08\u6bcf\u4e2a\u6570\u4e0d\u53ef\u62c6\u5206\uff09\u4f7f\u4e4b\u7ec4\u6210\u4e00\u4e2a\u6700\u5927\u7684\u6574\u6570\u3002
\n\u6ce8\u610f\uff1a\u8f93\u51fa\u7ed3\u679c\u53ef\u80fd\u975e\u5e38\u5927\uff0c\u6240\u4ee5\u4f60\u9700\u8981\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\u800c\u4e0d\u662f\u6574\u6570\u3002<\/p>\n

\u793a\u4f8b\uff1a
\n\u8f93\u5165\uff1anums = [10,2]
\n\u8f93\u51fa\uff1a”210″<\/p>\n

\u9898\u76ee\u5206\u6790<\/h1>\n

\u8d2a\u5fc3
\n\u5bf9\u6570\u5b57\u8fdb\u884c\u6392\u5e8f\uff0co1o2 > o2o1 \u65f6\uff0co1\u6392\u5728\u524d\u9762<\/p>\n

Java<\/h1>\n
public String largestNumber(int[] nums) {\n    List<Integer> list = new ArrayList<>();\n    for (int n : nums) {\n        list.add(n);\n    }\n    list.sort((o1, o2) -> compare(o2, o1));\n    StringBuilder sb = new StringBuilder();\n    for (int n : list) {\n        sb.append(n);\n    }\n    if (sb.charAt(0) == '0') {\n        return \"0\";\n    }\n    return sb.toString();\n}\n\nprivate int compare(int o1, int o2) {\n    String s1 = Integer.toString(o1);\n    String s2 = Integer.toString(o2);\n    return (s1 + s2).compareTo(s2 + s1);\n}\n<\/code><\/pre>\n
Kotlin<\/h1>\n
fun largestNumber(nums: IntArray): String {\n    val list = nums.sortedWith { o1, o2 -> (\"o2\" + \"<\/span>o1\").compareTo(\"o1\" + \"<\/span>o2\") }\n    val ans = list.joinToString(\"\")\n    if (ans[0] == '0') {\n        return \"0\"\n    }\n    return ans\n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u9898\u76ee\u63cf\u8ff0 \u7ed9\u5b9a\u4e00\u7ec4\u975e\u8d1f\u6574\u6570 nums\uff0c\u91cd\u65b0\u6392\u5217\u6bcf\u4e2a\u6570\u7684\u987a\u5e8f\uff08\u6bcf\u4e2a\u6570\u4e0d\u53ef\u62c6\u5206\uff09\u4f7f\u4e4b\u7ec4\u6210\u4e00\u4e2a\u6700\u5927\u7684\u6574\u6570\u3002 \u6ce8\u610f\uff1a\u8f93 […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[20,62],"class_list":["post-1070","post","type-post","status-publish","format-standard","hentry","category-algo","tag-leetcode","tag-62"],"_links":{"self":[{"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=\/wp\/v2\/posts\/1070","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1070"}],"version-history":[{"count":1,"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=\/wp\/v2\/posts\/1070\/revisions"}],"predecessor-version":[{"id":1071,"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=\/wp\/v2\/posts\/1070\/revisions\/1071"}],"wp:attachment":[{"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1070"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.guanhaobo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}