{"id":207021,"date":"2025-07-08T09:44:59","date_gmt":"2025-07-08T01:44:59","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207021\/"},"modified":"2025-07-08T09:44:59","modified_gmt":"2025-07-08T01:44:59","slug":"%e5%9c%a8golang%e4%b8%ad%e5%af%b9int%e5%88%87%e7%89%87%e8%bf%9b%e8%a1%8c%e6%8e%92%e5%ba%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207021\/","title":{"rendered":"\u5728golang\u4e2d\u5bf9int\u5207\u7247\u8fdb\u884c\u6392\u5e8f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5728golang\u4e2d\u5bf9int\u5207\u7247\u8fdb\u884c\u6392\u5e8f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-19 15:36:36<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300a\u5728golang\u4e2d\u5bf9int\u5207\u7247\u8fdb\u884c\u6392\u5e8f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u5047\u8bbe\u6211\u6709\u4e00\u4e2a\u5305\u542b\u4ee5\u4e0b\u6570\u5b57\u7684 int \u5207\u7247\uff1a2781,4706,1347,1192,3087,2920,198,2312,930,3284,1677,3687,2011,4107,4148,4195,2159,1263, 2918,2503<\/p>\n

\u6211\u60f3\u6839\u636e\u5b83\u4eec\u4e0e\u67d0\u4e2a\u503c\u7684\u63a5\u8fd1\u7a0b\u5ea6\u5bf9\u5b83\u4eec\u8fdb\u884c\u6392\u5e8f\u3002 \u4f8b\u5982\uff0c\u5047\u8bbe\u6211\u7684\u503c\u4e3a 1200\u3002<\/p>\n

\u6392\u5e8f\u540e\u6211\u7684\u5207\u7247\u4e3a\uff1a1192,1263,1347,1677,2011,2159,2312,2503,2781,2918,2920,3087,3284,3687,4107,4148,4195,4706,930,198 p> <\/p>\n

\u6211\u5c1d\u8bd5\u4e86\u8fed\u4ee3\u6570\u7ec4\u7684\u65b9\u6cd5\uff0c\u51cf\u53bb\u6307\u5b9a\u7684\u503c\uff0c\u7136\u540e\u6309\u5347\u5e8f\u6392\u5e8f\uff0c\u6700\u7ec8\u518d\u6b21\u6dfb\u52a0\u8be5\u503c\u4ee5\u8fd4\u56de\u5230\u539f\u59cb\u6570\u5b57\u3002\u8fd9\u79cd\u65b9\u6cd5\u5e76\u4e0d\u9002\u7528\u4e8e\u6240\u6709\u6d4b\u8bd5\u7528\u4f8b\uff0c\u800c\u4e14\u6211\u77e5\u9053\u5b83\u662f\u4e0d\u597d\u7684\u505a\u6cd5\uff0c\u56e0\u4e3a\u6211\u6b63\u5728\u6539\u53d8\u6570\u7ec4\u3002<\/p>\n

<\/p>\n

\u89e3\u51b3\u65b9\u6848<\/h2>\n

<\/p>\n

\u4e00\u79cd\u65b9\u6cd5\u662f\u5c06 \u4e0e\u201cless\u201d\uff08\u6bd4\u8f83\u5668\uff09\u51fd\u6570\u4e00\u8d77\u4f7f\u7528\uff0c\u8be5\u51fd\u6570\u4ec5\u8fd4\u56de\u4e24\u4e2a\u7ed9\u5b9a\u503c\u4e0e\u76ee\u6807\u503c\u7684\u8ddd\u79bb\u4e2d\u7684\u8f83\u5c0f\u8005\u3002<\/p>\n

\u4f8b\u5982\uff08\uff09\uff1a<\/p>\n

func main() {\n  xs := []int{2781, 4706, 1347, 1192, 3087, 2920, 198, 2312, 930, 3284, 1677, 3687, 2011, 4107, 4148, 4195, 2159, 1263, 2918, 2503}\n  sortByDistanceFrom(1200, xs)\n  fmt.Println(xs)\n  \/\/ [1192 1263 1347 930 1677 2011 2159 198 2312 2503 2781 2918 2920 3087 3284 3687 4107 4148 4195 4706]\n\n}\n\nfunc sortByDistanceFrom(x int, xs []int) {\n  sort.Slice(xs, func(i, j int) bool {\n    di := math.Abs(float64(x - xs[i]))\n    dj := math.Abs(float64(x - xs[j]))\n    return di < dj\n  })\n}<\/pre>\n
\u8bf7\u6ce8\u610f\uff0c\u6b64\u793a\u4f8b\u8fd4\u56de\u7684\u7b2c\u56db\u4e2a\u503c\u662f 930\uff0c\u800c\u4e0d\u662f\u793a\u4f8b\u8f93\u51fa\u751f\u6210\u7684 1677\uff0c\u56e0\u4e3a\u5b83\u8ba1\u7b97\u5230\u76ee\u6807\u6570\u5b57\u7684\u7edd\u5bf9\u8ddd\u79bb (|1200-1677|=433 > |1200-930|=270<\/code>) \u3002\u5982\u679c\u60a8\u5e0c\u671b\u9009\u62e9\u5927\u4e8e\u76ee\u6807\u7684\u503c\u800c\u4e0d\u662f\u5c0f\u4e8e\u76ee\u6807\u7684\u503c\uff0c\u90a3\u4e48\u60a8\u5fc5\u987b\u76f8\u5e94\u5730\u4fee\u6539\u6bd4\u8f83\u5668\u51fd\u6570\u3002<\/p>\n
\u4eca\u5929\u5173\u4e8e\u300a\u5728golang\u4e2d\u5bf9int\u5207\u7247\u8fdb\u884c\u6392\u5e8f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-207021","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207021","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=207021"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207021\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207021"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207021"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}