{"id":207031,"date":"2025-07-08T08:19:46","date_gmt":"2025-07-08T00:19:46","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207031\/"},"modified":"2025-07-08T08:19:46","modified_gmt":"2025-07-08T00:19:46","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%a4%8dgo%e4%b8%ad%e7%9a%84%e5%b9%b6%e5%8f%91%e5%90%88%e5%b9%b6%e6%8e%92%e5%ba%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207031\/","title":{"rendered":"\u5982\u4f55\u4fee\u590dGo\u4e2d\u7684\u5e76\u53d1\u5408\u5e76\u6392\u5e8f"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5982\u4f55\u4fee\u590dGo\u4e2d\u7684\u5e76\u53d1\u5408\u5e76\u6392\u5e8f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-19 16:24:38<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5982\u4f55\u4fee\u590dGo\u4e2d\u7684\u5e76\u53d1\u5408\u5e76\u6392\u5e8f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60Golang<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n

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

\u6211\u6b63\u5728\u5c1d\u8bd5\u5b66\u4e60 go lang\uff0c\u5e76\u9762\u4e34\u540c\u65f6\u5b9e\u73b0\u5408\u5e76\u6392\u5e8f\u7684\u95ee\u9898\u3002\u5b83\u6ca1\u6709\u6b63\u786e\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f<\/p>\n

\u6211\u5c1d\u8bd5\u8fc7\u5bfb\u627e\u4efb\u4f55\u7ade\u4e89\u6761\u4ef6\uff0c\u5e76\u5c1d\u8bd5\u5728\u5404\u4e2a\u9636\u6bb5\u8fdb\u884c\u6253\u5370\u3002\u4f46\u4f3c\u4e4e\u65e0\u6cd5\u5f04\u6e05\u695a\u8fd9\u4e2a\u95ee\u9898\u3002\u6709\u4ec0\u4e48\u5de5\u5177\u53ef\u4ee5\u5206\u6790\u548c\u6307\u51fa\u6b64\u7c7b\u95ee\u9898\u3002<\/p>\n

package main\n\nimport (\n    \"fmt\"\n    \"time\"\n)\n\nfunc merge(a []int, ch chan int) {\n    \/\/     defer close(ch)\n    if len(a) == 0 {\n        close(ch)\n        return\n    }\n\n    if len(a) == 1 {\n        ch <- a[0]\n        close(ch)\n        return\n    }\n\n    mid := len(a) \/ 2\n\n    ch1 := make(chan int)\n    go merge(a[:mid], ch1)\n\n    ch2 := make(chan int)\n    go merge(a[mid:], ch2)\n\n    v1, ok1 := <-ch1\n    v2, ok2 := <-ch2\n    var t []int\n    for ok1 == true && ok2 == true {\n        if v1 < v2 {\n            ch <- v1\n            t = append(t, v1)\n            v1, ok1 = <-ch1\n        } else {\n            ch <- v2\n            t = append(t, v2)\n            v2, ok2 = <-ch2\n        }\n    }\n    close(ch)\n}\n\nfunc Merge(a []int) (sortedA []int) {\n    ch := make(chan int)\n    go merge(a, ch)\n\n    for v := range ch {\n        sortedA = append(sortedA, v)\n    }\n    return\n}\n\nfunc main() {\n    arr := []int{3, 34, 23, 65, 34, 7, -1, 0, -23}\n    start := time.Now()\n    b := Merge(arr)\n    fmt.Printf(\"Time taken to sort: %v, sorted: %v\", time.Since(start), b)\n}\n\n<\/pre>\n
\u6211\u9884\u8ba1\u8f93\u51fa\u4e3a [-23 -1 0 3 7 23 34 34 65]<\/code> \u4f46\u5b9e\u9645\u8f93\u51fa\u4ec5\u4e3a -23<\/code><\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u60a8\u7684\u5408\u5e76\u9636\u6bb5\u5df2\u635f\u574f\uff1a\u60a8\u5fc5\u987b\u5728 ch<\/code> \u4e0a\u53d1\u9001 ch1<\/code> \u548c ch2<\/code> \u7684\u6240\u6709\u503c\uff0c\u4f46\u4e00\u65e6 ch1<\/code> \u6216 ch2<\/code> \u7684\u4efb\u4f55<\/em>\u88ab\u8017\u5c3d\uff0c\u60a8\u7684\u4ee3\u7801\u5c31\u4f1a\u505c\u6b62\u3002\u4e00\u65e6\u4f60\u6392\u7a7a\uff0c\u4f8b\u5982ch2<\/code> \u60a8\u5fc5\u987b\u5c06 ch1<\/code> \u4e2d\u7684\u6240\u6709\u5185\u5bb9\u53d1\u9001\u5230 c<\/code>\u3002<\/p>\n
\u4e00\u4e9b\u4e8b\u60c5\uff08\u786e\u4fdd\u6e05\u7406\u6761\u4ef6\uff01\uff09<\/p>\n
for ok1 || ok2 {\n    if (ok1 && ok2 && v1 < v2) || (ok1 && !ok2) {\n        ch <- v1\n        v1, ok1 = <-ch1\n    } else if (ok1 && ok2 && v1 >= v2) || (!ok1 && ok2) {\n        ch <- v2\n        v2, ok2 = <-ch2\n    }\n}<\/pre>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4fee\u590dGo\u4e2d\u7684\u5e76\u53d1\u5408\u5e76\u6392\u5e8f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03Golang\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\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-207031","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207031","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=207031"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207031\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207031"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207031"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207031"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}