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{"id":699,"date":"2011-03-01T16:07:43","date_gmt":"2011-03-01T07:07:43","guid":{"rendered":"http:\/\/blog.bugyo.tk\/b-log\/?p=699"},"modified":"2011-03-01T17:51:44","modified_gmt":"2011-03-01T08:51:44","slug":"scheme-%e5%be%aa%e7%92%b0%e3%81%ae%e3%81%82%e3%82%8b%e3%82%b0%e3%83%a9%e3%83%95%e3%82%92%e3%82%b3%e3%83%94%e3%83%bc%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/blog.bugyo.tk\/b-log\/archives\/699","title":{"rendered":"[Scheme] \u5faa\u74b0\u306e\u3042\u308b\u30b0\u30e9\u30d5\u3092\u30b3\u30d4\u30fc\u3059\u308b"},"content":{"rendered":"

\u30b3\u30f3\u30b9\u30bb\u30eb\u3092\u4f7f\u3063\u305f\u5faa\u74b0\u306e\u3042\u308b\u30b0\u30e9\u30d5\u3092\u30b3\u30d4\u30fc\u3059\u308b\u95a2\u6570\u306f\u6b21\u306e\u3088\u3046\u306b\u66f8\u3051\u308b\u3002<\/p>\n

\r\n(define (copy-graph-sub ht graph)\r\n  (cond ((not (pair? graph)) graph)\r\n\t((hash-table-exists? ht graph)\r\n\t (hash-table-ref ht graph))\r\n\t(else\r\n\t (let ((p (cons #f #f)))\r\n\t   (hash-table-set! ht graph p)\r\n\t   (set-car! p (copy-graph-sub ht (car graph)))\r\n\t   (set-cdr! p (copy-graph-sub ht (cdr graph)))\r\n\t   p))))\r\n\r\n(define (copy-graph graph)\r\n  (copy-graph-sub (make-hash-table) graph))\r\n<\/pre>\n

\u30cf\u30c3\u30b7\u30e5\u30c6\u30fc\u30d6\u30eb\u306e\u64cd\u4f5c\u306fSRFI-69\u306b\u6cbf\u3063\u3066\u3044\u308b\u3002
\nGauche \u3067\u306f hash-table-ref \u306f hash-table-get, hash-table-set! \u306f hash-table-put! \u3068\u66f8\u304f\u307f\u305f\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u30b3\u30f3\u30b9\u30bb\u30eb\u3092\u4f7f\u3063\u305f\u5faa\u74b0\u306e\u3042\u308b\u30b0\u30e9\u30d5\u3092\u30b3\u30d4\u30fc\u3059\u308b\u95a2\u6570\u306f\u6b21\u306e\u3088\u3046\u306b\u66f8\u3051\u308b\u3002 (define (copy-graph-sub ht graph) (cond ((not (pair? graph)) graph) ((hash-table-exists? ht graph) (hash-table-ref ht graph)) (else (let ((p (cons #f #f))) (hash-table-set! ht graph p) (set-car! p (copy-graph-sub ht (car graph))) (set-cdr! p (copy-graph-sub ht (cdr graph))) p)))) (define Continue reading [Scheme] \u5faa\u74b0\u306e\u3042\u308b\u30b0\u30e9\u30d5\u3092\u30b3\u30d4\u30fc\u3059\u308b<\/span>→<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[237,236,245],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/posts\/699"}],"collection":[{"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/comments?post=699"}],"version-history":[{"count":10,"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/posts\/699\/revisions"}],"predecessor-version":[{"id":710,"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/posts\/699\/revisions\/710"}],"wp:attachment":[{"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/media?parent=699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/categories?post=699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.bugyo.tk\/b-log\/wp-json\/wp\/v2\/tags?post=699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}