{"id":1304,"date":"2022-10-26T15:47:03","date_gmt":"2022-10-26T06:47:03","guid":{"rendered":"https:\/\/blog.dozzing.kr\/?p=1304"},"modified":"2026-03-17T15:10:41","modified_gmt":"2026-03-17T06:10:41","slug":"coding-test-%ed%82%a4%ed%8c%a8%eb%93%9c-%eb%88%84%eb%a5%b4%ea%b8%b0-%e2%ad%90","status":"publish","type":"post","link":"https:\/\/blog.dozzing.kr\/?p=1304","title":{"rendered":"[Coding Test] \ud0a4\ud328\ub4dc \ub204\ub974\uae30 \u2b50"},"content":{"rendered":"<p><dodo>\ud83d\udc33<strong><yy><a class=\"wp-editor-md-post-content-link\" href=\"https:\/\/school.programmers.co.kr\/learn\/courses\/30\/lessons\/67256\">2020 \uce74\uce74\uc624 \uc778\ud134\uc2ed \ud0a4\ud328\ub4dc \ub204\ub974\uae30 \u2b50<\/a><\/yy><\/strong> \ucf54\ub529 \ud14c\uc2a4\ud2b8 \ubb38\uc81c\ub97c \ud480\uace0 \uc815\ub9ac\ud55c \uae00\uc785\ub2c8\ub2e4 \ud83d\udc33<\/dodo><\/p>\n<h2>\ud83d\udcab \ubb38\uc81c \uc124\uba85<\/h2>\n<h3>\ub9e4\uac1c\ubcc0\uc218<\/h3>\n<ul>\n<li><code>numbers<\/code> : \uc21c\uc11c\ub300\ub85c \ub204\ub97c \ubc88\ud638\uac00 \ub2f4\uae34 \ubc30\uc5f4\n<ul>\n<li>\ud06c\uae30 : <code>1 \uc774\uc0c1 1,000 \uc774\ud558<\/code><\/li>\n<li>\uc6d0\uc18c\uc758 \uac12 : <code>0 \uc774\uc0c1 9 \uc774\ud558\uc778 \uc815\uc218<\/code><\/li>\n<\/ul>\n<\/li>\n<li><code>hand<\/code> : \uc67c\uc190\uc7a1\uc774\uc778\uc9c0 \uc624\ub978\uc190\uc7a1\uc774\uc778 \uc9c0\ub97c \ub098\ud0c0\ub0b4\ub294 \ubb38\uc790\uc5f4\n<ul>\n<li><code>left(\uc67c\uc190\uc7a1\uc774)<\/code> or <code>right(\uc624\ub978\uc190\uc7a1\uc774)<\/code><\/li>\n<\/ul>\n<\/li>\n<li>\uc67c\uc190 \uc0ac\uc6a9 =\u00a0<code>L<\/code>, \uc624\ub978\uc190 \uc0ac\uc6a9 =\u00a0<code>R<\/code> \uc21c\uc11c\ub300\ub85c \uc774\uc5b4 \ubd99\uc5ec \ubb38\uc790\uc5f4 \ud615\ud0dc\ub85c return<\/li>\n<\/ul>\n<p>\u2192 \uac01 \ubc88\ud638\ub97c \ub204\ub978 \uc5c4\uc9c0\uc190\uac00\ub77d\uc774 \uc67c\uc190\uc778 \uc9c0 \uc624\ub978\uc190\uc778 \uc9c0\ub97c \ub098\ud0c0\ub0b4\ub294 \uc5f0\uc18d\ub41c \ubb38\uc790\uc5f4 \ud615\ud0dc\ub85c return \ud558\ub3c4\ub85d solution \ud568\uc218\ub97c \uc644\uc131<\/p>\n<h3>\uaddc\uce59<\/h3>\n<p><a class=\"wp-editor-md-post-content-link\" href=\"https:\/\/blog.dozzing.kr\/wp-content\/uploads\/2025\/10\/wp_editor_md_c2303907fef57ecdccf04bdea07820b6.jpg\"><img decoding=\"async\" src=\"https:\/\/blog.dozzing.kr\/wp-content\/uploads\/2025\/10\/wp_editor_md_c2303907fef57ecdccf04bdea07820b6.jpg\" alt=\"\" \/><\/a><\/p>\n<p>\ub9e8 \ucc98\uc74c \uc67c\uc190 \uc5c4\uc9c0\uc190\uac00\ub77d\uc740\u00a0*\u00a0\ud0a4\ud328\ub4dc\uc5d0 \uc624\ub978\uc190 \uc5c4\uc9c0\uc190\uac00\ub77d\uc740\u00a0#\u00a0\ud0a4\ud328\ub4dc \uc704\uce58\uc5d0\uc11c \uc2dc\uc791\ud558\uba70, \uc5c4\uc9c0\uc190\uac00\ub77d\uc744 \uc0ac\uc6a9\ud558\ub294 \uaddc\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\uc5c4\uc9c0\uc190\uac00\ub77d\uc740 \uc0c1\ud558\uc88c\uc6b0 4\uac00\uc9c0 \ubc29\ud5a5\uc73c\ub85c\ub9cc \uc774\ub3d9\ud560 \uc218 \uc788\uc73c\uba70 \ud0a4\ud328\ub4dc \uc774\ub3d9 \ud55c \uce78\uc740 \uac70\ub9ac\ub85c 1\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc67c\ucabd \uc5f4\uc758 3\uac1c\uc758 \uc22b\uc790\u00a0<code>1<\/code>,\u00a0<code>4<\/code>,\u00a0<code>7<\/code>\uc744 \uc785\ub825\ud560 \ub54c\ub294 \uc67c\uc190 \uc5c4\uc9c0\uc190\uac00\ub77d\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc624\ub978\ucabd \uc5f4\uc758 3\uac1c\uc758 \uc22b\uc790\u00a0<code>3<\/code>,\u00a0<code>6<\/code>,\u00a0<code>9<\/code>\ub97c \uc785\ub825\ud560 \ub54c\ub294 \uc624\ub978\uc190 \uc5c4\uc9c0\uc190\uac00\ub77d\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>\uac00\uc6b4\ub370 \uc5f4\uc758 4\uac1c\uc758 \uc22b\uc790\u00a0<code>2<\/code>,\u00a0<code>5<\/code>,\u00a0<code>8<\/code>,\u00a0<code>0<\/code>\uc744 \uc785\ub825\ud560 \ub54c\ub294 \ub450 \uc5c4\uc9c0\uc190\uac00\ub77d\uc758 \ud604\uc7ac \ud0a4\ud328\ub4dc\uc758 \uc704\uce58\uc5d0\uc11c \ub354 \uac00\uae4c\uc6b4 \uc5c4\uc9c0\uc190\uac00\ub77d\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.\n<ol>\n<li>\ub9cc\uc57d \ub450 \uc5c4\uc9c0\uc190\uac00\ub77d\uc758 \uac70\ub9ac\uac00 \uac19\ub2e4\uba74, \uc624\ub978\uc190\uc7a1\uc774\ub294 \uc624\ub978\uc190 \uc5c4\uc9c0\uc190\uac00\ub77d, \uc67c\uc190\uc7a1\uc774\ub294 \uc67c\uc190 \uc5c4\uc9c0\uc190\uac00\ub77d\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<hr \/>\n<table>\n<thead>\n<tr>\n<th>numbers<\/th>\n<th>hand<\/th>\n<th>result<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>[1, 3, 4, 5, 8, 2, 1, 4, 5, 9, 5]<\/td>\n<td><code>\"right\"<\/code><\/td>\n<td><code>\"LRLLLRLLRRL\"<\/code><\/td>\n<\/tr>\n<tr>\n<td>[7, 0, 8, 2, 8, 3, 1, 5, 7, 6, 2]<\/td>\n<td><code>\"left\"<\/code><\/td>\n<td><code>\"LRLLRRLLLRR\"<\/code><\/td>\n<\/tr>\n<tr>\n<td>[1, 2, 3, 4, 5, 6, 7, 8, 9, 0]<\/td>\n<td><code>\"right\"<\/code><\/td>\n<td><code>\"LLRLLRLLRL\"<\/code><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><strong>\uc785\ucd9c\ub825 \uc608 #1<\/strong><\/h3>\n<table>\n<thead>\n<tr>\n<th>\uc67c\uc190 \uc704\uce58<\/th>\n<th>\uc624\ub978\uc190 \uc704\uce58<\/th>\n<th>\ub20c\ub7ec\uc57c \ud560 \uc22b\uc790<\/th>\n<th>\uc0ac\uc6a9\ud55c \uc190<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>*<\/td>\n<td>#<\/td>\n<td>1<\/td>\n<td>L<\/td>\n<td>1\uc740 \uc67c\uc190\uc73c\ub85c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>#<\/td>\n<td>3<\/td>\n<td>R<\/td>\n<td>3\uc740 \uc624\ub978\uc190\uc73c\ub85c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>3<\/td>\n<td>4<\/td>\n<td>L<\/td>\n<td>4\ub294 \uc67c\uc190\uc73c\ub85c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>3<\/td>\n<td>5<\/td>\n<td>L<\/td>\n<td>\uc67c\uc190 \uac70\ub9ac\ub294 1, \uc624\ub978\uc190 \uac70\ub9ac\ub294 2\uc774\ubbc0\ub85c \uc67c\uc190\uc73c\ub85c 5\ub97c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>3<\/td>\n<td>8<\/td>\n<td>L<\/td>\n<td>\uc67c\uc190 \uac70\ub9ac\ub294 1, \uc624\ub978\uc190 \uac70\ub9ac\ub294 3\uc774\ubbc0\ub85c \uc67c\uc190\uc73c\ub85c 8\uc744 \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>8<\/td>\n<td>3<\/td>\n<td>2<\/td>\n<td>R<\/td>\n<td>\uc67c\uc190 \uac70\ub9ac\ub294 2, \uc624\ub978\uc190 \uac70\ub9ac\ub294 1\uc774\ubbc0\ub85c \uc624\ub978\uc190\uc73c\ub85c 2\ub97c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>8<\/td>\n<td>2<\/td>\n<td>1<\/td>\n<td>L<\/td>\n<td>1\uc740 \uc67c\uc190\uc73c\ub85c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>2<\/td>\n<td>4<\/td>\n<td>L<\/td>\n<td>4\ub294 \uc67c\uc190\uc73c\ub85c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>2<\/td>\n<td>5<\/td>\n<td>R<\/td>\n<td>\uc67c\uc190 \uac70\ub9ac\uc640 \uc624\ub978\uc190 \uac70\ub9ac\uac00 1\ub85c \uac19\uc73c\ubbc0\ub85c, \uc624\ub978\uc190\uc73c\ub85c 5\ub97c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>5<\/td>\n<td>9<\/td>\n<td>R<\/td>\n<td>9\ub294 \uc624\ub978\uc190\uc73c\ub85c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>9<\/td>\n<td>5<\/td>\n<td>L<\/td>\n<td>\uc67c\uc190 \uac70\ub9ac\ub294 1, \uc624\ub978\uc190 \uac70\ub9ac\ub294 2\uc774\ubbc0\ub85c \uc67c\uc190\uc73c\ub85c 5\ub97c \ub204\ub985\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>9<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>result : \u00a0<code>\"LRLLLRLLRRL\"<\/code><\/p>\n<h2>\ud83d\udcab \ucf54\ub4dc<\/h2>\n<pre><code class=\"language-python line-numbers\">def solution(numbers, hand):\n    answer = ''\n\n    dic = {1: [0,0], 2: [0,1], 3: [0,2],\n          4: [1,0], 5: [1,1], 6: [1,2],\n          7: [2,0], 8: [2,1], 9: [2,2],\n          '*': [3,0], 0: [3,1], '#': [3,2]}\n    left = dic['*']\n    right = dic['#']\n\n\n    for number in numbers:\n        now = dic[number]\n\n        if number in [1, 4, 7]:\n            answer+='L'\n            left = now\n        elif number in [3, 6, 9]:\n            answer+='R'\n            right = now\n        else:\n            left1 = 0\n            right1 = 0\n\n            for a, b, c in zip(left, right, now):\n                left1 += abs(a-c)\n                right1 += abs(b-c)\n\n            if left1 &lt; right1:\n                answer+='L'\n                left = now\n\n            elif right1 &lt; left1:\n                answer+='R'\n                right = now\n\n            else:\n                if hand == 'left':\n                    answer+='L'\n                    left = now\n                else:\n                    answer+='R'\n                    right = now\n    return answer\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udc332020 \uce74\uce74\uc624 \uc778\ud134\uc2ed \ud0a4\ud328\ub4dc \ub204\ub974\uae30 \u2b50 \ucf54\ub529 \ud14c\uc2a4\ud2b8 \ubb38\uc81c\ub97c \ud480\uace0 \uc815\ub9ac\ud55c \uae00\uc785\ub2c8\ub2e4 \ud83d\udc33 \ud83d\udcab \ubb38\uc81c \uc124\uba85 \ub9e4\uac1c\ubcc0\uc218 numbers : \uc21c\uc11c\ub300\ub85c \ub204\ub97c \ubc88\ud638\uac00 \ub2f4\uae34 \ubc30\uc5f4 \ud06c\uae30 : 1 \uc774\uc0c1 1,000 \uc774\ud558 \uc6d0\uc18c\uc758 \uac12 : 0 \uc774\uc0c1 9 \uc774\ud558\uc778 \uc815\uc218 hand : \uc67c\uc190\uc7a1\uc774\uc778\uc9c0 \uc624\ub978\uc190\uc7a1\uc774\uc778 \uc9c0\ub97c \ub098\ud0c0\ub0b4\ub294 \ubb38\uc790\uc5f4 left(\uc67c\uc190\uc7a1\uc774) or right(\uc624\ub978\uc190\uc7a1\uc774) \uc67c\uc190 \uc0ac\uc6a9 =\u00a0L, \uc624\ub978\uc190 \uc0ac\uc6a9 =\u00a0R \uc21c\uc11c\ub300\ub85c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59,60],"tags":[26,69,11,42,10],"class_list":["post-1304","post","type-post","status-publish","format-standard","hentry","category-coding-test","category-programmers","tag-26","tag-coding-test","tag-programmers","tag-python","tag-10"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Coding Test] \ud0a4\ud328\ub4dc \ub204\ub974\uae30 \u2b50 - Dozzing World<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.dozzing.kr\/?p=1304\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Coding Test] \ud0a4\ud328\ub4dc \ub204\ub974\uae30 \u2b50 - Dozzing World\" \/>\n<meta property=\"og:description\" content=\"\ud83d\udc332020 \uce74\uce74\uc624 \uc778\ud134\uc2ed \ud0a4\ud328\ub4dc \ub204\ub974\uae30 \u2b50 \ucf54\ub529 \ud14c\uc2a4\ud2b8 \ubb38\uc81c\ub97c \ud480\uace0 \uc815\ub9ac\ud55c \uae00\uc785\ub2c8\ub2e4 \ud83d\udc33 \ud83d\udcab \ubb38\uc81c \uc124\uba85 \ub9e4\uac1c\ubcc0\uc218 numbers : \uc21c\uc11c\ub300\ub85c \ub204\ub97c \ubc88\ud638\uac00 \ub2f4\uae34 \ubc30\uc5f4 \ud06c\uae30 : 1 \uc774\uc0c1 1,000 \uc774\ud558 \uc6d0\uc18c\uc758 \uac12 : 0 \uc774\uc0c1 9 \uc774\ud558\uc778 \uc815\uc218 hand : \uc67c\uc190\uc7a1\uc774\uc778\uc9c0 \uc624\ub978\uc190\uc7a1\uc774\uc778 \uc9c0\ub97c \ub098\ud0c0\ub0b4\ub294 \ubb38\uc790\uc5f4 left(\uc67c\uc190\uc7a1\uc774) or right(\uc624\ub978\uc190\uc7a1\uc774) \uc67c\uc190 \uc0ac\uc6a9 =\u00a0L, \uc624\ub978\uc190 \uc0ac\uc6a9 =\u00a0R \uc21c\uc11c\ub300\ub85c [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.dozzing.kr\/?p=1304\" \/>\n<meta property=\"og:site_name\" content=\"Dozzing World\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-26T06:47:03+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-17T06:10:41+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.dozzing.kr\/wp-content\/uploads\/2025\/10\/wp_editor_md_c2303907fef57ecdccf04bdea07820b6.jpg\" \/>\n<meta name=\"author\" content=\"Dozzing\" \/>\n<meta name=\"twitter:card\" 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