{"id":590,"date":"2021-07-22T06:35:17","date_gmt":"2021-07-22T06:35:17","guid":{"rendered":"http:\/\/scrutineer.co.kr\/wordpress\/?p=590"},"modified":"2021-07-22T06:35:18","modified_gmt":"2021-07-22T06:35:18","slug":"%eb%aa%a8%eb%8d%98-%ec%9e%90%eb%b0%94-%ec%9d%b8-%ec%95%a1%ec%85%98-18%ec%9e%a5","status":"publish","type":"post","link":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/2021\/07\/22\/%eb%aa%a8%eb%8d%98-%ec%9e%90%eb%b0%94-%ec%9d%b8-%ec%95%a1%ec%85%98-18%ec%9e%a5\/","title":{"rendered":"\ubaa8\ub358 \uc790\ubc14 \uc778 \uc561\uc158 18\uc7a5"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\uc2dc\uc2a4\ud15c \uad6c\ud604\uacfc \uc720\uc9c0\ubcf4\uc218<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc27d\uac8c \uc720\uc9c0\ubcf4\uc218\ud560 \uc218 \uc788\ub294 \ud504\ub85c\uadf8\ub7a8\uc774\ub780&#8230; \uc790\ubc14\uac1c\ubc1c\uc790\ub4e4\uc740 \uadc0\uc5d0 \ub531\uc9c0\uac00 \uc549\uac8c \ub4e4\uc5b4\ubcf4\ub294 \uac83\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\uc2dc\uc2a4\ud15c\uc758 \uad6c\uc870\ub97c \uc774\ud574\ud558\uae30 \uc27d\uac8c, &#8216;\ud074\ub798\uc2a4 \uacc4\uce35\uc73c\ub85c \ubc18\uc601&#8217;<\/li><li>\ub0ae\uc740 \uacb0\ud569\uc131(coupling), \ub192\uc740 \uc751\uc9d1\uc131(cohension)<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\uc9c0\ub9cc \ud604\uc2e4\uc740 \uadf8\ub807\uc9c0 \uc54a\ub2e4. \ub300\ubd80\ubd84 \uc758\ub3c4\ud55c\ub300\ub85c \ucf54\ub4dc\uac00 \ub3d9\uc791\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0, \uadf8 \uc758\ub3c4\ud558\uc9c0 \uc54a\uc740\ub300\ub85c \ucf54\ub4dc\uac00 \ub3d9\uc791\ud558\uc9c0 \uc54a\ub294 \uacbd\uc6b0\ub97c \ud1b5\uacc4\ub97c \ub0b8\ub2e4\uba74, <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub9c8 &#8216;\ucf54\ub4dc \ud06c\ub798\uc2dc \ub514\ubc84\uae45&#8217; \ubb38\uc81c\uac00 1\uc704\ub97c \ucc28\uc9c0\ud560 \uac83\uc774\uace0\u314b\u314b, \uadf8 \ucf54\ub4dc \ud06c\ub798\uc2dc \uc911\uc5d0\uc11c\ub3c4 &#8216;\uc608\uc0c1\ud558\uc9c0 \ubabb\ud55c \ubcc0\uc218 \uac12(NPE!!NPE!!)&#8217;\uc774 \ub300\ubd80\ubd84\uc758 \ucf00\uc774\uc2a4\ub97c \ucc28\uc9c0\ud560 \uac83\uc774\ub2e4 \u314b\u314b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ubcc0\uc218\uac12\uc774 \uc758\ub3c4\uce58 \uc54a\uac8c \ubc14\ub00c\ub294 \uac83\uc744 \ub9c9\uae30 \uc704\ud574\uc11c\ub294<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uac1c\ubc1c\uc798\uc54c\uc778 \uc800\uc790\ub294 \uc5ec\uae30\uc11c &#8216;\ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc774 \uc81c\uacf5\ud558\ub294 \ubd80\uc791\uc6a9 \uc5c6\uc74c(no side effect)\uacfc \ubd88\ubcc0\uc169(immutability) \ub77c\ub294 \uac1c\ub150\uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294\ub370 \ub3c4\uc6c0\uc744 \uc900\ub2e4&#8217; \uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac1c\ubc1c\uc54c\ubabb\uc778 \ub098\ub294 &#8216;\ubd80\uc791\uc6a9 \uc5c6\uc74c&#8217; \uc758 \uc758\ubbf8\ub97c \uc798 \uc54c\uc9c4 \ubabb\ud558\uaca0\uace0, \uac1d\uccb4 \ud639\uc740 \ubcc0\uc218\uc5d0 &#8216;\ubd88\ubcc0\uc131&#8217;\uc774 \ubd80\uc5ec\ub418\ub294 \uac83\uc740 \ubb34\uc2a8 \uc758\ubbf8\ub97c \uac16\ub294\uc9c0 \uc54c\uace0 \uc788\ub2e4.(\uc0ac\uc2e4 &#8216;\ubd88\ubcc0\uc131&#8217;\uc744 \uc798 \uc9c0\ud0a4\uc9c0 \uc54a\uc544\uc11c side effect -\uac1c\ubc1c\uc790\uac00 \uc608\uc0c1\uce58 \ubabb\ud55c \ubb38\uc81c- \uac00 \ub098\ub294\uac70\ub2c8, \ub458\uc740 \ub2e4\ub978 \uac1c\ub150\uc774 \uc544\ub2c8\ub77c \uc804\ud6c4\uad00\uacc4\uc5d0 \uc788\ub294\uac70 \uc544\ub2d0\uae4c..)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uac00\ubcc0 \ub370\uc774\ud130\uac00 \uc774\ub9ac\uc800\ub9ac \uacf5\uc720\ub41c\ub2e4<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"628\" height=\"324\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-4.png\" alt=\"\" class=\"wp-image-591\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-4.png 628w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-4-300x155.png 300w\" sizes=\"auto, (max-width: 628px) 100vw, 628px\" \/><figcaption>\uadf8\ub9bc\ub9cc \ubd10\ub3c4 \ud654\uac00 \ub0a8.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uad73\uc774 \ub2e4\ub978 \uc124\uba85\uc774 \ud544\uc694 \uc5c6\ub2e4. \uadf8\ub9bc \ud558\ub098\ub85c \ub2e4 \uc124\uba85\ub41c\ub2e4. \uc774\ub7f0 \uacbd\uc6b0\uc758 \uc800 &#8216;\ub9ac\uc2a4\ud2b8&#8217; \ubcc0\uc218\ub294, \uac00\ubcc0 \ub370\uc774\ud130\uc774\uba74\uc11c \uc774\ub9ac\uc800\ub9ac \uacf5\uc720\ub41c\ub2e4. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2ec\uc9c0\uc5b4 \uc800\ub7f0 \uacbd\uc6b0, &#8216;\ub9ac\uc2a4\ud2b8&#8217;\uc5d0 \ubb38\uc81c\uac00 \uc0dd\uae30\uba74 \ub054\ucc0d\ud560\ub9cc\ud07c \ub514\ubc84\uae45\uc774 \ud798\ub4e4\ub2e4. \ud074\ub798\uc2a4 C\uc5d0\uc11c Exception\uc774 \ub0ac\ub2e4\uace0 \ud588\uc744 \ub54c, \ubb38\uc81c\uc758 \uc6d0\uc778\uc740 \ud074\ub798\uc2a4 C\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud074\ub798\uc2a4 B\uc5d0\uc11c \ubc1c\uc0dd\ud588\uc744\uc218\ub3c4 \uc788\ub2e4. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2ec\uc9c0\uc5b4&#8230;. \ud074\ub798\uc2a4 A\ub294 \uc77d\uae30\ub9cc \ud558\ub2c8\uae4c \uc81c\uc678&#8230;? <strong>\uc544\ub2c8\ub2e4. \uc18c\uc2a4\ub97c \ubcf4\uae30 \uc804\uae4c\uc9c0 \uc77d\uae30\ub9cc \ud558\ub294\uc9c0 \uc4f0\uae30\ub9cc \ud558\ub294\uc9c0 \uc5b4\ub5bb\uac8c \uc54c\uc544!?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uac74 \ud074\ub798\uc2a4 A,B,C\uc758 \ucf54\ub4dc\uac00 \ubb38\uc81c(\uac00 \uc5c6\uc9c4 \uc54a\uc9c0\ub9cc)\ub77c\uae30\ubcf4\ub2e8, \uc560\ucd08\uc5d0 \ud558\ub098\uc758 \ubcc0\uc218\uac00 \uc774\uacf3\uc800\uacf3 &#8216;\uacf5\uc720&#8217;\uac00 \ub418\ub294 \uc0c1\ud669 \uc790\uccb4\uac00 \ubb38\uc81c\uc774\ub2e4.(\uba87\uba87 \uc0dd\uac01\uc5c6\ub294 \uac1c\ubc1c\uc790\ub294 \uc5ec\uae30\uc11c A,B,C\uac00 \ubb38\uc81c\ub2c8 \uc5ec\uae30\uc5d0 \uccb4\ud0b9 \ub85c\uc9c1\uc744 &#8216;\uacac\uace0\ud558\uac8c(\u314b\u314b)&#8217; \ub123\uc73c\ub77c\ub294 \uc774\uc57c\uae30\ub97c \ud55c\ub2e4&#8230;\uadf8\uac8c \ub098\uc600\uc5c8\ub358 \uc801\uc774 \uc788\ub2e4.. \uc774\ub7ec\uc9c0 \ub9d0\uc790&#8230;)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uadf8\ub7fc \uc5b4\ub5bb\uac8c \ud574\uc57c \ud568?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ud574\uacb0\ud558\uae30 \uc81c\uc77c \uc26c\uc6b4 \ubc29\ubc95\uc740 <strong>&#8216;\ubd88\ubcc0 \uac1d\uccb4\ub97c \uc774\uc6a9&#8217;<\/strong> \ud558\ub294 \uac83\uc774\ub2e4. \ubcc4\ub3c4\ub85c \uc774 \uac1c\ub150\uc744 \uc775\ud600\uc57c \ud560 \ub7ec\ub2dd\ucee4\ube0c\ub3c4 \uc874\uc7ac\ud558\uc9c0 \uc54a\uace0, \uacf5\ubd80\uac00 \ud544\uc694\ud560 \ucd94\uac00\uc801\uc778 \uac1c\ub150\uc774 \uc5c6\uc73c\uba70(&#8216;\uc0c1\uc218&#8217;, &#8216;\ubd88\ubcc0\ud55c\ub2e4&#8217;\uc758 \uc758\ubbf8\ub97c \ubaa8\ub974\ub294 \uac1c\ubc1c\uc790\uac00 \uc788\uc744\uae4c..?) \uc2ec\uc9c0\uc5b4 \ucf54\ub4dc \uc791\uc131\uc870\ucc28\ub3c4 \uc5b4\ub835\uc9c0 \uc54a\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c\ub85c \ub0b4\uac00 \uc18d\ud55c \ud68c\uc0ac\uc5d0\uc11c \uc774 \ubc29\ubc95\uc744 \uc774\uc6a9\ud574\uc11c \uac00\ubcc0\ud14c\uc774\ud130\uc758 \uacf5\uc720\ub97c \uc904\uc5ec\uc11c \ud6a8\uacfc\ub97c \ubd24\ub2e4. \uc774 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud55c \uc774\ud6c4\ubd80\ud130 \uadf8 \ub625X\ub808\uae30\uac19\uc740 NPE\uac00 \uc9c4\uc9dc \ub208\uc5d0 \ub74c \ub9cc\ud07c \ud655\uc5f0\ud558\uac8c \uc904\uc5b4\uc788\uc74c\uc744 \uccb4\uac10\ud588\ub2e4. \ubb50, \uc5b4\ucc0c\uc800\ucc0c \uac00\ubb44\uc5d0 \ucf69\ub098\ub4ef NPE\uac00 \ub09c\ub2e4 \ud574\ub3c4 \ucd94\uc801\uacfc \ub514\ubc84\uae45\uc774 \uc27d\ub2e4. write\ud558\ub294 \uacf3\uc740 \uc120\uc5b8\ud55c \uadf8 \uc21c\uac04, only \ud55c\uad70\ub370\uac70\ub4e0..<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd94\uac00\ub85c, write\ud558\ub294 \uacf3\uc774 \uc0dd\uc131-\uc120\uc5b8- \uc2dc\uc810 \ud55c\uad70\ub370\uc774\ub2c8\uae4c, \uac1d\uccb4(\ubcc0\uc218)\uc758 \uc0c1\ud0dc\ub97c \ubc14\uafc0 \uc218 \uc5c6\uc74c &#8211;> thread safe\ud55c \ubcc0\uc218(?\uc0c1\uc218?) &#8211;> \ub531\ud788 \ud070 \uace0\ubbfc \uc5c6\uc774 \uba40\ud2f0\ucf54\uc5b4 \ubcd1\ub82c\uc131\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4\ub294 \uc7a5\uc810 \ub610\ud55c \uac00\uc838\uac08 \uc218 \uc788\ub2e4.(\uc77d\ub294 \ub370\uc774\ud130\uac00 \uac12\uc774 \uc77c\uad00\uc801\uc774\ub2c8\uae4c)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc120\uc5b8\ud615(declarative) \ud504\ub85c\uadf8\ub798\ubc0d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><sub>(\ucc45 \uc911\uac04\uc5d0 &#8216;\ubb34\uc5c7\uc744&#8217; \uacfc &#8216;\uc5b4\ub5bb\uac8c&#8217; \uac00 \ubc18\ub300\ub85c \ubc88\uc5ed\ub41c \ubd80\ubd84\uc774 \uc788\ub294 \uac83 \uac19\uc9c0\ub9cc \uae30\ubd84\ud0d3\uc774\uaca0\uc8e0..?)<\/sub><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc744 \uc54c\uae30\uc5d0 \uc55e\uc11c,  \ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uae30\ubc18\uc744 \uc774\ub8e8\ub294 &#8216;\uc120\uc5b8\ud615&#8217; \ud504\ub85c\uadf8\ub798\ubc0d\uc744 \uc54c\uc544\ubcf4\uc790.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 \uadf8\uc5d0 \uc55e\uc11c, \uace0\uc804\uc801\uc778 \ud504\ub85c\uadf8\ub798\ubc0d \ubc29\uc2dd\uc778 &#8216;\uba85\ub839\ud615&#8217; \ud504\ub85c\uadf8\ub798\ubc0d\uc5d0 \ub300\ud574 \uc9e7\uac8c \uc54c\uc544\ubcf4\uc790.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8216;\uc5b4\ub5bb\uac8c(how)&#8217; \uc5d0 \uc9d1\uc911\ud558\ub294 \ud504\ub85c\uadf8\ub798\ubc0d&#8230;\uc774 \uba85\ub839\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc774\ub2e4<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"624\" height=\"230\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-5.png\" alt=\"\" class=\"wp-image-594\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-5.png 624w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-5-300x111.png 300w\" sizes=\"auto, (max-width: 624px) 100vw, 624px\" \/><figcaption>\uc544 \ubb50 \uc774\ub7f0\uac70 \uc788\uc796\uc544&#8230;..<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\" id=\"block-19e67948-6b68-4eb7-8348-f7220432bdeb\"><li>\ub9ac\uc2a4\ud2b8 \uc0ac\uc774\uc988\ub9cc\ud07c \ubc18\ubcf5\uc744 \ub3cc\ub824 (\ubc18\ubcf5)<ul><li>\ub9ac\uc2a4\ud2b8 \uc548\uc5d0\uc11c\ub294 \uac01\uac01\uc758 \uc778\ub371\uc2a4\ub97c \ub354\ud574 (\ud560\ub2f9)<\/li><li>\ud639\uc740 \ubc18\ubcf5\ub418\ub294 \ub9ac\uc2a4\ud2b8 \uc5d8\ub9ac\uba3c\ud2b8\uac00 \ub108\ubcf4\ub2e4 \ucee4? \uc791\uc544? (\uc870\uac74\ubd84\uae30)<\/li><\/ul><\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ubcc4\ub85c\ub2e4&#8230;.. \ubb50 \ubcc4\ub85c\uac00 \uc544\ub2d0\uc218\ub3c4 \uc788\ub2e4\uace0 \uc0dd\uac01 \ub4e4\uc9c0\ub9cc, \uadf8\ub7fc &#8216;\ubb34\uc5c7\uc744&#8217;\uc5d0 \uc9d1\uc911\ud55c \ucf54\ub4dc \uc0d8\ud50c\ub3c4 \ubcf4\uc790.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"507\" height=\"85\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-6.png\" alt=\"\" class=\"wp-image-595\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-6.png 507w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-6-300x50.png 300w\" sizes=\"auto, (max-width: 507px) 100vw, 507px\" \/><figcaption>\uc704\uc5d0\uac70\ub791 \uc644\uc804 \uac19\uc740 \ub3d9\uc791\uc774\ub77c\uace0 \uc544 \u314b\u314b\u314b<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">&#8216;\uc5b4\ub5bb\uac8c&#8217;\ub294 \ubc18\ubcf5\uc744 \ud1b5\ud574 \ubd84\uae30\ub97c \uccd0\uc11c, mostExpensive\ub77c\ub294 \ubcc0\uc218\uc5d0 \uac12 \ud560\ub2f9\uc744 \ud55c\ub2e4\ub294 \uac83\uc5d0 \uc9d1\uc911\uc744 \ud558\uc600\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uba85\ub839\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc740 \uacb0\uad6d &#8216;\ucd5c\ub300\uac12\uc744 \uad6c\ud558\ub294 \uac83\uc774\uad70!&#8217; \uc774\ub77c\ub294 <span class=\"has-inline-color has-vivid-red-color\">\uacb0\ub860 \ub3c4\ucd9c\uc744 &#8216;\ucf54\ub4dc&#8217;\uac00 \uc544\ub2cc &#8216;\ucf54\ub4dc\ub97c \uc77d\uc740 \uac1c\ubc1c\uc790\uac00 \uc720\ucd94&#8217;<\/span> \ud574\uc57c \ud55c\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc120\uc5b8\ud615 \ud504\ub85c\uadf8\ub798\ubc0d \uc0d8\ud50c\uc744 \ubcf4\uc790. 3\ubc88\uc9f8\uc904\uc5d0 \ub5a1\ud558\ub2c8 \uc788\ub294 &#8216;max&#8217; \ub77c\ub294 \uba54\uc18c\ub4dc \uba85\ub9cc \ubd10\ub3c4 &#8216;\uc544, \ucd5c\ub300\uac12\uc744 \ubf51\ub098\ubcf4\ub124&#8217; \ub97c \uc2dc\uc791\uc73c\ub85c \ucf54\ub4dc \ubd84\uc11d\uc744 \ud560 \uc218 \uc788\ub2e4. \ucf54\ub4dc\ubd84\uc11d\uc758 \uc811\uadfc\uc131 \ub610\ud55c \ucc28\uc774\uac00 \uc0dd\uae34\ub2e4. (&#8216;\ubc18\ubcf5&#8217; \ub9cc \ubcf4\uace0 &#8216;\ucd5c\ub300\uac12&#8217;\uc744 \uc720\ucd94\ud560 \uc21c \uc5c6\uc796\uc544)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uadf8\ub798\uc11c \ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc774\ub780?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">(\uc0ac\uc2e4 \uac19\uc740 \uac1c\ub150\uc774\uc9c0\ub9cc)Computer Science \uc5d0\uc11c\uc758 \ud568\uc218 \uac1c\ub150\uc774 \uc544\ub2c8\ub77c, \uc218\ud559\uc5d0\uc11c\uc758 \ud568\uc218 \uac1c\ub150\uc73c\ub85c \ubc1b\uc544\ub4e4\uc774\uba74 \uc774 &#8216;\ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d&#8217;\uc744 \uc774\ud574\ud558\uae30 \uc27d\ub2e4. 0\uac1c \uc774\uc0c1\uc758 \uc785\ub825-\uc778\uc218- \ub97c \ubc1b\uace0, \ucd5c\uc18c \ud55c\uac1c \uc774\uc0c1\uc758 \uacb0\uacfc\ub97c \ubc18\ud658\ud558\ub294, \uadf8\ub9ac\uace0 \uc678\ubd80\uc5d0 \uc601\ud5a5\uc744 \uc8fc\ub294 \ubd80\uc791\uc6a9\uc774 \uc5c6\ub294 \ubc14\ub85c \uadf8 \uac1c\ub150&#8230;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc704\uc758 &#8216;\uc120\uc5b8\ud615&#8217; \ucf54\ub4dc \uc0d8\ud50c\uc5d0\uc11c, <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\uc6b0\ub9b0 max\uac00 \uc624\uc791\ub3d9\uc744 \ud558\uc9c0 \uc54a\ub294 \uac83\uc5d0 \ub300\ud574 \uc758\uc2ec\uc744 \ud558\uc9c0 \uc54a\uc558\ub2e4<ul><li>max\ub294 \uc785\ub825\uc744 \uc5ec\ub7ec\uac1c\uc758 \uc22b\uc790\ub9cc\uc73c\ub85c \ubc1b\uc744\uac70\uc57c<\/li><\/ul><ul><li>max\uac00 \ubb34\uc870\uac74 \ucd5c\ub300\uac12\uc744 \ub0b4\ubc49\uc5b4 \uc904\uac70\uc57c<\/li><\/ul><\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub807\ub2e4. \ubd80\uc791\uc6a9\uc774 \uc788\uc744 \uac83\uc774\ub77c\uace0(\uc2e4\uc81c \uc788\ub354\ub77c\ub3c4 \uc0ac\uc6a9\ud558\ub294 \ub188\uc774 \ub208\uce58\ub97c \ubabb\ucc44\ub294) \uc0dd\uac01\ud558\uc9c0 \uc54a\uc558\ub2e4. \uc774\uac8c \ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \ud575\uc2ec \uac1c\ub150\uc774\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud568\uc218\ud615 \uc790\ubc14<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\ud559\uc5d0\uc11c\uc758 \ud568\uc218 \uac1c\ub150\uc740<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>0\uac1c \uc774\uc0c1\uc758 \uc785\ub825<\/li><li>1\uac1c \uc774\uc0c1\uc758 \ucd9c\ub825<\/li><li>\ubd80\uc791\uc6a9 \uc5c6\uc74c<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub77c\uace0 \ud588\ub2e4. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>case 1.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\uc9c0\ub9cc \uc790\ubc14\uc5d0\uc120 Exception\uc774\ub77c\ub294 \uac83\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"436\" height=\"162\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-8.png\" alt=\"\" class=\"wp-image-600\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-8.png 436w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-8-300x111.png 300w\" sizes=\"auto, (max-width: 436px) 100vw, 436px\" \/><figcaption>\uc694\uac70 \uc5b4\ub5bb\uac8c \ud574<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Exception\uc744 \uc800 \ud568\uc218\uac00 \uac4d \uba39\uc744\uc218\ub3c4 \uc5c6\uace0&#8230;. \uadf8\ub807\ub2e4\uace0 caller\ud55c\ud14c \uc608\uc678\uc0c1\ud669\uc744 \uc228\uaca8\uc11c\ub3c4 \uc548\ub418\ub294 \uc0c1\ud669 (\ub098\ub217\uc148 \uc5f0\uc0b0\uc744 \ud558\ub294\ub370 \ubd84\ubaa8\uac00 0\uc778 \uacbd\uc6b0)\ub3c4 \uc874\uc7ac\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb50 \uc774\ub7f0 \uacbd\uc6b0\ub294 Optional\uc744 \uc774\uc6a9\ud558\uba74 \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\ub2e4\uace0 \uac00\uc774\ub4dc\ub97c \uc8fc\uc5c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>case 2.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ube44\ud568\uc218\ud615 \ub3d9\uc791\uc744 \uac10\ucd9c \uc218 \uc788\ub294 \uc0c1\ud669\uc5d0\uc11c\ub9cc \ubd80\uc791\uc6a9\uc744 \ud3ec\ud568\ud558\ub294 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud568\uc218\uac00 \ub3d9\uc791\uc744 \uc218\ud589\ud558\uae30 \uc804\uc5d0 \ubbf8\ub9ac \uc778\uc218\ub85c \ubc1b\uc740 \uc790\ub8cc\uad6c\uc870\ub97c \ub530\ub85c \ubcf5\uc0ac\ud574 \ub454\ub2e4\ub358\uac00 \ud558\ub294 \ubc29\ubc95\uc73c\ub85c&#8230;.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ucc38\uc870 \ud22c\uba85\uc131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubd80\uc791\uc6a9\uc744 \uac10\ucd98\ub2e4\ub294 \ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \ud575\uc2ec \uac1c\ub150\uc740, &#8216;\ucc38\uc870 \ud22c\uba85\uc131&#8217;\uc758 \uac1c\ub150\uacfc \uadc0\uacb0\ub41c\ub2e4\uace0 \ud55c\ub2e4. (\uac19\uc740 \ub9d0\uc774\uc9c0\ub9cc)\uc774\ub54c\uc758 &#8216;\ud22c\uba85&#8217;\uc744 \ud22c\uba85\ud55c \ubb3c \uac1c\ub150\uc774\ub77c\uae30\ubcf4\ub2e4\ub294, \uc774 \uae30\ubd80\uae08\uc744 &#8216;\ud22c\uba85&#8217;\ud558\uac8c \uc0ac\uc6a9\ud558\uc600\ub2e4\ub294 \uac1c\ub150\uc73c\ub85c \uc774\ud574\ud558\uba74 &#8216;\ucc38\uc870 \ud22c\uba85\uc131&#8217;\uc5d0 \ub300\ud574 \uc870\uae08 \uc774\ud574\uac00 \ube60\ub974\uac8c \ub420 \uac83 \uac19\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\ud2b9\uc815 \uc785\ub825\uc774 \uc8fc\uc5b4\uc84c\uc744 \ub54c&#8230; \uc5b8\uc81c \uc5b4\ub514\uc11c\ub098 \uac19\uc740 \uacb0\uacfc\uac12\uc744 \ubc49\ubc49\ud574\uc57c \ud55c\ub2e4<ul><li>Random.nextInt\ub294 \ud568\uc218\ud615 \uc544\ub2d8<ul><li>\uacb0\uacfc\uac12\uc774 \ud22c\uba85\ud558\uc9c0 \uc54a\ub2e4.<\/li><\/ul><\/li><li>Math.max\ub294 \ud568\uc218\ud615\uc784<ul><li>\uc785\ub825\uac12\uc774 \ub3d9\uc77c\ud558\ub2e4\uba74 \uc5b8\uc81c \uc5b4\ub514\uc11c\ub098 \ud638\ucd9c\ud558\ub358 \uacb0\uacfc\uac12\uc774 \ud22c\uba85\ud558\uae30 \ub54c\ubb38.<\/li><\/ul><\/li><\/ul><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\uc2e4\uc804!<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">{1,4,9} \uc774\ub807\uac8c \uc22b\uc790 3\uac1c\ub85c \uc774\ub8e8\uc5b4\uc9c4 \uc9d1\ud569\uc758 \ubaa8\ub4e0 \ubd80\ubd84\uc9d1\ud569\uc744 \ub0b4\ubc49\ub294 \ud568\uc218\ud615 \ud504\ub85c\uadf8\ub7a8\uc744 \ud558\ub098 \ub9cc\ub4e4\uc5b4 \ubcf4\uc790.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"746\" height=\"394\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-10.png\" alt=\"\" class=\"wp-image-604\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-10.png 746w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-10-300x158.png 300w\" sizes=\"auto, (max-width: 746px) 100vw, 746px\" \/><figcaption>\uc7ac\uadc0!<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ucf54\ub4dc\uc5d0\uc11c \ud568\uc218\ud615\uc774 \ub4e4\uc5b4\uac04 \uac1c\ub150\uc774 insertAll\uacfc concat\uc77c \uac83\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">insertAll\uc744 \ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uac1c\ub150\uc5d0 \ubd80\ud569\ud55c \ucc44 \uc791\uc131\ud55c\ub2e4\uace0 \ud574 \ubcf4\uc790.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"734\" height=\"286\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-11.png\" alt=\"\" class=\"wp-image-605\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-11.png 734w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-11-300x117.png 300w\" sizes=\"auto, (max-width: 734px) 100vw, 734px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">copyList\ub77c\ub294 \ub9ac\uc2a4\ud2b8 \ubcc0\uc218\ub97c \uc0c8\ub85c \ub9cc\ub4e6\uc73c\ub85c\uc368 \uae30\uc874 \uc778\uc218\uc778 lists\uc5d0 \uc544\ubb34\ub7f0 \uc601\ud5a5\ub3c4(\ubd80\uc791\uc6a9) \uc5c6\uc774 \uba54\uc18c\ub4dc\ub97c \uc798~ \uc9f0\ub2e4.\u3147\u3147\u0003<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">concat\ub3c4 \ub9c8\ucc2c\uac00\uc9c0<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"542\" height=\"132\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-12.png\" alt=\"\" class=\"wp-image-607\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-12.png 542w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-12-300x73.png 300w\" sizes=\"auto, (max-width: 542px) 100vw, 542px\" \/><figcaption>\ub098\uc05c \uc608<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"553\" height=\"156\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-13.png\" alt=\"\" class=\"wp-image-608\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-13.png 553w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-13-300x85.png 300w\" sizes=\"auto, (max-width: 553px) 100vw, 553px\" \/><figcaption>\uc88b\uc740 \uc608<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ub098\uc05c \uc608\uc758 a\ubcc0\uc218\ub294 \ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc774\ub77c\uace0 \uc0dd\uac01\ud588\ub358 concat\uba54\uc18c\ub4dc\ud55c\ud14c \ubc30\uc2e0 \ub2f9\ud588\ub2e4. \uc778\uc218\ub97c \uc9d1\uc5b4\ub123\uc5c8\ub294\ub370 \uc778\uc218\uac00 \ubcc0\ud558\ub294 \ub9c8\ubc95\uc744 \uc2dc\uc804\ub2f9\ud588\uae30 \ub584\ubb38&#8230;..<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc88b\uc740 \uc608\uc758 a\ubcc0\uc218\ub294 \ucf54\ub4dc\ub97c \ubcf4\uba74 \uc54c\uaca0\uc9c0\ub9cc \ubb34\uc0ac\ud558\ub2e4&#8230;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc7ac\uadc0\uc640 \ubc18\ubcf5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ud568\uc218\ud615 \ud504\ub85c\uadf8\ub798\ubc0d\uc744 \uc9c0\ud5a5\ud558\ub294 \ucf54\ub4dc\ub97c \uc791\uc131\ud558\uba74, \ucf54\ub4dc\uc5d0 \ubc18\ubcf5\ubb38\uc740(\uc788\ub354\ub77c\ub3c4 \ub9e4\uc6b0\ub9e4\uc6b0 \uc81c\ud55c\uc801\uc73c\ub85c) \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294\ub2e4\ub294 \uac83\uc744 \uc54c \uc218\uac00 \uc788\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\ub8e8\ud504 \uc870\uac74\ubb38\uc774 \uac31\uc2e0\ub418\uba74 \ubb38\uc81c\uac00 \ubcf5\uc7a1\ud574 \uc9c4\ub2e4&#8230;<ul><li>\ubb34\ud55c\ub8e8\ud504, \ub8e8\ud504\uac00 \uc548\ub3cc\uac70\ub098..<\/li><\/ul><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"402\" height=\"94\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-14.png\" alt=\"\" class=\"wp-image-610\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-14.png 402w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-14-300x70.png 300w\" sizes=\"auto, (max-width: 402px) 100vw, 402px\" \/><figcaption>\uc694\ub7f0 \ucf54\ub4dc\ub294 \uad1c\ucc2e\uc74c \u3147\u3147<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"523\" height=\"183\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-15.png\" alt=\"\" class=\"wp-image-611\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-15.png 523w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-15-300x105.png 300w\" sizes=\"auto, (max-width: 523px) 100vw, 523px\" \/><figcaption>\uc598\ub294 \uc548\uad1c\ucc2e\uc74c<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub798\uc11c \ubcf4\ud1b5 \ub8e8\ud504\ub97c \uc774\uc6a9\ud55c \ucf54\ub4dc\ub294 \uc660\ub9cc\ud558\uba74 \uc7ac\uadc0\ub97c \ud1b5\ud574\uc11c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30\ub3c4 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub860\uc758 \uc6d0\ucc9c\uc740 \ubaa8\ub974\uc9c0\ub9cc \ubaa8\ub4e0 \ubc18\ubcf5\uc740 &#8216;\uc774\ub860\uc801\uc73c\ub85c\ub294&#8217; \uc7ac\uadc0\uac00 \uac00\ub2a5\ud558\ub2e4\uace0 \ud55c\ub2e4&#8230;\ucc38\uace0\ud558\uc790..<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"356\" height=\"183\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-16.png\" alt=\"\" class=\"wp-image-612\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-16.png 356w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-16-300x154.png 300w\" sizes=\"auto, (max-width: 356px) 100vw, 356px\" \/><figcaption>\uc544 \uc5b4\ub824\uc6cc<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"483\" height=\"82\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-17.png\" alt=\"\" class=\"wp-image-613\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-17.png 483w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-17-300x51.png 300w\" sizes=\"auto, (max-width: 483px) 100vw, 483px\" \/><figcaption>\uc544 \uc26c\uc6cc<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"558\" height=\"104\" src=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-18.png\" alt=\"\" class=\"wp-image-614\" srcset=\"https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-18.png 558w, https:\/\/scrutineer.co.kr\/wordpress\/wp-content\/uploads\/2021\/07\/image-18-300x56.png 300w\" sizes=\"auto, (max-width: 558px) 100vw, 558px\" \/><figcaption>\uc5b4\ub835\ub358 \uc27d\ub358 \uac4d \uc2a4\ud2b8\ub9bc \uc4f0\uc790<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uadfc\ub370 \uc7ac\uadc0\ub294 \ub0a8\uc6a9\ud560 \uacbd\uc6b0 method call stack\uc774 \ub290\ubb34\ub290\ubb34 \ub9ce\uc774 \uc313\uc5ec \uc758\ub3c4\uce58 \uc54a\uac8c StackOverflowError\ub97c \ubc49\uae30\ub3c4 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uac74 \uacf5\uac04\ubcf5\uc7a1\ub3c4\uc758 \uac1c\ub150\uc774\uace0, \uc2dc\uac04\ubcf5\uc7a1\ub3c4\uc5d0\uc11c\uc758 \ubb38\uc81c \ub610\ud55c \ub9cc\ub9cc\uce58 \uc54a\ub2e4. \uc2e4\uc81c \uc774\ub860\uc801 \uc2dc\uac04\ubcf5\uc7a1\ub3c4\ub294 \ub3d9\uc77c\ud558\ub354\ub77c\ub3c4, method call \uc774 \ud55c\ubc88\uc529 \uc77c\uc5b4\ub0a0\ub584\ub9c8\ub2e4 \uadf8 \uc2dc\uac04\ub0ad\ube44\uac00 \uacc4\uc18d \ubc1c\uc0dd\ud558\uae30 \ub54c\ubb38\uc774\ub2e4..<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub7fc \uc5b4\ub5bb\uac8c \ud560\uae4c? method call stack\uc744 \uc4f8\ub370\uc5c6\uc774 \uc313\uc9c0 \uc54a\ub294 \uaf2c\ub9ac \ud638\ucd9c \ucd5c\uc801\ud654 \uae30\ubc95\uc774\ub77c\ub294 \uac83\uc774 \uc788\ub2e4.(\uc54c\uc544\ub9cc \ub450\uc790)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">call stack\uc774 \uc313\uc774\uc9c0 \uc54a\uac8c\ub054, \uc774\ubbf8 \uc0ac\uc6a9\ud55c \uc5f0\uc0b0\uc744 \uc7ac\ud65c\uc6a9\ud558\ub294 \uae30\ubc95\uc774\ub77c\uace0 \ud558\ub294\ub370&#8230;. \ud604\uc7ac \uc790\ubc14\ub294 \uc774 \ucd5c\uc801\ud654\ub97c \uc81c\uacf5\ud558\uc9c0 \uc54a\ub294\ub2e4\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>(\uc790\ubc14 \ud55c\uc815)\uac4d \ubc18\ubcf5\ubb38\uc744 \uc368\ub3c4 \ub418\uc9c0 \uc54a\uc744\uae4c \u3147\u3147 \ub098\uc911\uc5d0 \uc0dd\uac01\ud558\uc790<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc2dc\uc2a4\ud15c \uad6c\ud604\uacfc \uc720\uc9c0\ubcf4\uc218 \uc27d\uac8c \uc720\uc9c0\ubcf4\uc218\ud560 \uc218 \uc788\ub294 \ud504\ub85c\uadf8\ub7a8\uc774\ub780&#8230; \uc790\ubc14\uac1c\ubc1c\uc790\ub4e4\uc740 \uadc0\uc5d0 \ub531\uc9c0\uac00 \uc549\uac8c \ub4e4\uc5b4\ubcf4\ub294 \uac83\uc774 \uc788\ub2e4. \uc2dc\uc2a4\ud15c\uc758 \uad6c\uc870\ub97c \uc774\ud574\ud558\uae30 \uc27d\uac8c, &#8216;\ud074\ub798\uc2a4 \uacc4\uce35\uc73c\ub85c \ubc18\uc601&#8217; \ub0ae\uc740 \uacb0\ud569\uc131(coupling), \ub192\uc740 \uc751\uc9d1\uc131(cohension) \ud558\uc9c0\ub9cc \ud604\uc2e4\uc740 \uadf8\ub807\uc9c0 \uc54a\ub2e4. \ub300\ubd80\ubd84 \uc758\ub3c4\ud55c\ub300\ub85c \ucf54\ub4dc\uac00 \ub3d9\uc791\ud558\uc9c0 \uc54a\ub294\ub2e4. \uadf8\ub9ac\uace0, \uadf8 \uc758\ub3c4\ud558\uc9c0 \uc54a\uc740\ub300\ub85c \ucf54\ub4dc\uac00 \ub3d9\uc791\ud558\uc9c0 \uc54a\ub294 \uacbd\uc6b0\ub97c \ud1b5\uacc4\ub97c \ub0b8\ub2e4\uba74, \uc544\ub9c8 &#8216;\ucf54\ub4dc \ud06c\ub798\uc2dc \ub514\ubc84\uae45&#8217; \ubb38\uc81c\uac00 1\uc704\ub97c \ucc28\uc9c0\ud560 \uac83\uc774\uace0\u314b\u314b, \uadf8 \ucf54\ub4dc &#8230; <a title=\"\ubaa8\ub358 \uc790\ubc14 \uc778 \uc561\uc158 18\uc7a5\" class=\"read-more\" href=\"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/2021\/07\/22\/%eb%aa%a8%eb%8d%98-%ec%9e%90%eb%b0%94-%ec%9d%b8-%ec%95%a1%ec%85%98-18%ec%9e%a5\/\" aria-label=\"Read more about \ubaa8\ub358 \uc790\ubc14 \uc778 \uc561\uc158 18\uc7a5\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-590","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/590","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/comments?post=590"}],"version-history":[{"count":11,"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/590\/revisions"}],"predecessor-version":[{"id":617,"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/590\/revisions\/617"}],"wp:attachment":[{"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/media?parent=590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/categories?post=590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/scrutineer.co.kr\/wordpress\/index.php\/wp-json\/wp\/v2\/tags?post=590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}